ADNOC Approved Contractors List – ADNOC Contracting Companies

ADNOC Approved Contractors List

Commodity	Commodity_Code	Work_Grp
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110010 – ADVANCED PROCESS CONTROL – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110015 – ASSET MANAGEMENT SYSTEM DATA BUILD & ENGINEERING IMPLEMENTATION
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110020 – AERIAL SURVEYS
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110025 – WIND TUNNEL TESTING CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110030 – ARCHITECTURE – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110035 – OPERATION & MAINTENANCE STRATEGIES DEVELOPMENT CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110040 – CATHODIC PROTECTION SYSTEMS – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110050 – SURGE ANALYSIS
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110060 – CHEMICAL INJECTION FACILITIES – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110065 – GAS INJECTION SYSTEMS – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110070 – CIVIL & STRUCTURAL (INDUSTRIAL) – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110078 – COMMERCIAL & RESIDENTIAL BUILDINGS – MAJOR (MULTI-STOREY, HIGH RISE, ETC.)
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110079 – COMMERCIAL & RESIDENTIAL BUILDINGS – MINOR (VILLAS, LOW RISE COMPLEXES, ETC
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110080 – CIVIL & STRUCTURAL (NON INDUSTRIAL) – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110081 – SPECIAL STRUCTURES – MAJOR (STADIUM, MUSEUM, SUSTAINABLE BUILDINGS) CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110082 – SPECIAL STRUCTURES – MINOR (GYMNASIUM, THEATRE, EXPLOSIVE STORE, JAIL, WARE
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110083 – HEALTH CARE BUILDINGS (HOSPITALS, CLINICS, ETC) CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110084 – RETAIL BUILDINGS (MALLS, SHOPS, ETC.) CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110085 – EDUCATIONAL BUILDINGS CONSULTANCY (UNIVERSITY, COLLEGE, INSTITUTE, SCHOOLS, ETC.)
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110090 – THERMAL INSULATION – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110100 – CONCEPTUAL STUDIES / DESIGN
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110110 – OFFSHORE ELECTRICAL TRANSMISSION & DISTRIBUTION WORKS – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110130 – DETAILED ENGINEERING SERVICES
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110140 – FRONT END ENGINEERING DESIGN (FEED)
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110150 – VALUE ENGINEERING
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110155 – ENGINEERING SERVICES – MISC.
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110160 – OPTIMIZATION STUDIES
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110170 – SPECIAL STUDIES / DESIGN
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110175 – ENGINEERING APPLICATION INTEGRATION/SUPPORT
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110180 – DRILLING AND WELL CONTROL CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110183 – GEOLOGY & PETROLEUM ENGINEERING / CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110187 – GEODETIC ENGINEERING / CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110190 – NETWORK MODELLING CONSULTANCY SERVICES
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110195 – METALLURGICAL SUPPORT CONSULTANCY SERVICES
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110200 – GAS/OIL TREATMENT EQUIPMENT – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110205 – PETROLEUM REFINERY AROMATIC ENGINEERING – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110210 – PROCESS & ENGINEERING CONSULTANCY – OFFSHORE
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110215 – DESIGN CONSULTANCY – CIVIL
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110220 – PROCESS & ENGINEERING CONSULTANCY – ONSHORE
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110225 – DESIGN CONSULTANCY FOR SERVICE STATION
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110230 – PACKAGED PROCESS MODULE – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110235 – GAS PROCESSING – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110240 – GAS/OIL PRODUCTION – ONSHORE – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110245 – GAS/OIL GATHERING CENTRES  – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110250 – ELECTRICAL – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110260 – ROADS CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110270 – LANDSCAPING – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110280 – STORAGE TANKS FOR HYDROCARBONS (LNG / LPG/ CRUDE OIL) – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110290 – LUBE OIL PLANT – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110300 – MANAGEMENT INFORMATION SYSTEMS
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110305 – MAINTENANCE MANAGEMENT CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110307 – RELIABILITY MAINTENANCE CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110310 – MARINE ENGINEERING – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110315 – DREDGING/RECLAMATION CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110320 – MARINE SURVEYS
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110330 – MATERIAL SELECTION – STUDY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110335 – CORROSION ENGINEERING
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110340 – METEOROLOGICAL FORECAST SERVICES
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110350 – GEOGRAPHIC INFORMATION SERVICES (GIS)
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110360 – ONSHORE (TOPOGRAPHIC) SURVEYS – PIPELINES & PLANT
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110370 – ONSHORE ( GEO TECHNICAL) SURVEYS – PIPELINES & PLANT
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110380 – PIPELINE ROUTE SURVEYS
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110390 – QUANTITY SURVEYING
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110440 – PIPELINE – OFFSHORE (OIL & GAS) – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110450 – PIPELINE – ONSHORE (OIL & GAS) – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110460 – POWER GENERATION, TRANSMISSION & DISTRIBUTION – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110470 – PROCESS LICENSORS
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110480 – PROJECT MANAGEMENT – CONSULTANT (PMC) – ONSHORE
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110485 – PROJECT MANAGEMENT CONSULTANCY – CIVIL
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110490 – PROJECT MANAGEMENT – CONSULTANT (PMC) – OFFSHORE
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110495 – SHIPYARD (PMC)
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110500 – SHIP BROKER (PMC)
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110505 – SHIP SURVEYOR, INSPECTOR & CERTIFICATION AUTHORITY (PMC)
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110510 – INSTRUMENT & CONTROL / SCADA SYSTEM – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110520 – SOIL INVESTIGATION & TESTING SERVICES – OFFSHORE
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110530 – SOIL INVESTIGATION & TESTING SERVICES – ONSHORE
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110540 – SULPHUR RECOVERY / FORMING & HANDLING – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110550 – TELECOMMUNICATION NETWORK AND TELEMETRY CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110560 – TECHNO – ECONOMIC FEASIBILITY STUDY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110570 – TOWN PLANNING / MASTER PLAN
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110600 – WATER SUPPLY / DISTRIBUTION NETWORKS – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110605 – DESALINATION / WATER TREATMENT – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110610 – SEWAGE / DRAINAGE NETWORKS – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	110 – PROJECT CONSULTANCY/ ENGINEERING	110705 – NATURAL GAS IN BUILDINGS : CONSULTANCY & DESIGN
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120010 – AIR CONDITIONING ELECTRO MECHANICAL – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120020 – CONCRETE REHABILITATION STUDIES
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120030 – CORROSION AUDIT / SURVEYS
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120040 – ENERGY CONSERVATION STUDIES
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120050 – TECHNICAL AUDIT/SURVEYS
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120060 – PETROCHEMICAL PLANT CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120065 – PETROLEUM REFINERY ENGINEERING – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120070 – ISO 14000 / HSE SYSTEMS & PROCEDURES
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120080 – ISO 9000 / QA & QC SYSTEMS & PROCEDURES
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120090 – ISO 9000 / QA & QC CERTIFICATION
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120092 – TECHNICAL CERTIFICATION-OTHERS
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120095 – QUALITY CONTROL CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120100 – MATERIALS MANAGEMENT CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120120 – MECH PLANT & MATERIALS HANDLING SYSTEM – ONSHORE – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120130 – OPERATING PROCEDURES – PLANT OPERATION / MAINT.
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120140 – PLANT INSPECTION & ENGINEERING CONSULTANCY SERVICES
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120150 – PLANT OPERATION STUDIES (RELIABILITY, PERFORMANCE, FAILURE ETC.)
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120155 – FACILITY MANAGEMENT CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120160 – INTEGRITY REVIEW STUDY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120170 – RISK ASSESSMENT- PIPELINE INTEGRITY-CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120180 – RISK BASED INSPECTION
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120190 – PROCESS, PRODUCT ENHANCEMENT STUDIES
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120200 – DE – BOTTLENECKING STUDY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120210 – PLANT SURVEYS – MECHANICAL / ELECTRICAL
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120220 – PIPELINES SURVEYS – MECHANICAL / INSPECTION
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120230 – INTELLIGENT PIGGING SURVEY/ STUDY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120240 – RISK MANAGEMENT & INSURANCE CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120245 – RISK ASSESSMENT- ENGINEERING
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120250 – OBSOLESCENCE STUDY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120260 – STUDIES & SERVICES FOR PRESERVATION OF EQUIPMENT & SPARES
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120270 – SAFETY & HAZARDOUS MATERIAL DETECTION & CONTROL
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120275 – FIRE AND SAFETY SYSTEMS – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120300 – CORROSION RISK ANALYSIS STUDY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120310 – ACCIDENT, DAMAGE INVESTIGATION – CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120320 – SECURITY RELATED CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120330 – STUDIES ON CONSTRUCTION MATERIAL AND TESTING LABORATORY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120350 – FLOW MEASUREMENT CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120355 – ACCOUNTING CONSULTANCY
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120360 – FLOW MEASUREMENT SOFTWARE
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120370 – CONSULTANCY FOR WASTE CONTROL / EFFLUENT TREATMENT
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120380 – STRUCTURAL DESIGN ( VIBRATION ANALYSIS)
1 – CONSULTANCY/ENGINEERING SERVICES	120 – OPERATING PLANT CONSULTANCY	120390 – SHIP CONSTRUCTION SUPERVISION, SURVEY & INSPECTION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210010 – DESALINATION UNITS – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210015 – LNG/LPG PLANT / SYSTEM – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210020 – STORAGE TANKS FOR HYDROCARBONS (LNG / LPG/ CRUDE OIL) – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210025 – UNDERGROUND STORAGE FACILITY FOR HYDROCARBONS – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210030 – MARINE WORKS – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210040 – NITROGEN / OXYGEN PLANTS – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210045 – ON-SITE SODIUM HYPOCHLORITE SOLUTION GENERATION FACILITY – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210050 – OIL & GAS PLANTS OFFSHORE – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210060 – OIL & GAS PLANTS ONSHORE – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210070 – OIL & GAS UNIT OF PLANTS ONSHORE – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210080 – PETRO – CHEMICAL PLANTS ONSHORE – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210090 – PIPELINES OFFSHORE – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210100 – PIPELINES ONSHORE – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210110 – POWER GENERATION PLANTS – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210120 – STORAGE TANKS – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210125 – CONCRETE STORAGE TANKS (ETHYLENE)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210130 – GAS COMPRESSION SYSTEMS – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210135 – EPC FOR FUEL GAS HI EFFICIENCY FILTER COALESCER
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210140 – UNLEADED GASOLINE PRODUCTION PLANT ONSHORE – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210150 – SULPHUR HANDLING & RECOVERY PLANTS / UNITS – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210160 – INTEGRATED CONTROL SYSTEMS (ICS) – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210165 – DESIGN ENGINEERING SUPPLY ASSEMBLY & INTERFACING OF WELL HEAD CONTROL SYSTEMS WITH INTEGRATED CONTROL SYSTEMS-EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210170 – SCADA SYSTEM – EPC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	210 – EPC WORKS	210180 – BUILDING RIGS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	220 – EPCM WORKS	220010 – MARINE WORKS – EPCM
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	220 – EPCM WORKS	220020 – POWER GENERATION PLANTS – EPCM
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	220 – EPCM WORKS	220060 – PIPELINES OFFSHORE – EPCM
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	220 – EPCM WORKS	220090 – PIPELINES ONSHORE – EPCM
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	220 – EPCM WORKS	220100 – OIL & GAS PLANTS & FACILITIES – EPCM
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230010 – BRIDGES WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230015 – RETAIL BUILDINGS (MALLS, SHOPS, ETC.)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230020 – BUILDINGS CONSTRUCTION – MAJOR
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230022 – SPECIAL STRUCTURES – MAJOR (STADIUM, MUSEUM, SUSTAINABLE BUILDINGS)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230025 – BUILDINGS CONSTRUCTION – MINOR/MEDIUM
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230027 – HEALTH CARE BUILDINGS (HOSPITALS, CLINICS, ETC)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230030 – OFFICE MODIFICATIONS- CEILING AND INTERNAL PARTITIONS WORKS”
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230035 – SPECIAL STRUCTURES – EXPLOSIVE STORE…ETC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230040 – DRAINAGE / SEWERAGE WORKS-MAJOR
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230050 – DREDGING / RECLAMATION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230055 – CONSTRUCTION OF ARTIFICIAL ISLANDS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230060 – INDUSTRIAL CIVIL WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230065 – SPECIAL INDUSTRIAL CONCRETE STRUCTURES
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230070 – INFRASTRUCTURE WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230075 – INTERIOR DECORATION – CONSULTANCY
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230080 – INTERIOR DECORATION WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230085 – COASTAL PROTECTION, INTERMEDIATE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230090 – MARINE CIVIL CONSTRUCTION – JETTY, HARBOR ETC.
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230100 – PILING / SHEET PILING
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230110 – PRE – ENGINEERED/ FABRICATED BUILDINGS / STEEL STRUCTURE-ONSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230115 – PRE – ENGINEERED (FABRICATED) UNITS – OFFSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230120 – ROADS / CULVERTS WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230125 – CONSTRUCTION OF CONCRETE CELLARS ON SPUR LINE/WELL CELLAR
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230127 – CONSTRUCTION OF INTERNAL CORROSION MONITORING PITS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230130 – SEA WATER INTAKE WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230140 – SITE PREPARATION WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230150 – SOIL / FOUNDATION GROUTING
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230160 – STEEL STRUCTURAL WORKS – ERECTION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230170 – STEEL STRUCTURAL WORKS – FABRICATION & MODIFICATION – ONSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230180 – STEEL STRUCTURAL WORKS – FABRICATION & MODIFICATION – OFFSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230190 – TUNNELING / NON – DESTRUCTIVE ROAD CROSSINGS (NDRC)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	230 – CIVIL WORKS	230210 – WATER SUPPLY NETWORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240010 – FIRE WALLS / DOORS ACCOMMODATION MODULES CONSTRUCTION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240020 – CRANE / OVERHEAD BRIDGE – ERECTION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240025 – CRANE MANAGEMENT / OPERATION & MAINTENANCE.
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240030 – PIPING (METAL) FABRICATION & ERECTION WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240040 – EFFLUENT TREATMENT PLANTS WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240050 – FABRICATION WORKS – GENERAL
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240055 – ENGINEERING & FABRICATION OF MODULES/SKIDS & PACKAGES
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240060 – DESIGN & FABRICATION OF CODED PRESSURE VESSELS / BOILERS (ASME, BS, EQV)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240070 – DESIGN & FABRICATION OF HEAT EXCHANGER
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240080 – DESIGN & FABRICATION OF CHEMICAL/ OIL TANKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240085 – FABRICATION & MAINTENANCE OF FOOD CONTAINERS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240090 – PLATFORMS ERECTION – OFFSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240100 – HVAC WORKS – INDUSTRIAL
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240110 – AIR – CONDITIONING – HIGH RISE BUILDINGS (CENTRAL CHILLED WATER SYSTEMS) – SUPPLY & INSTALLATION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240115 – LUBE PLANT CONSTRUCTION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240120 – SERVICE STATION CONSTRUCTION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240130 – MECHANICAL EQUIPMENTS – ERECTION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240150 – FLARE SYSTEM – ERECTION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240160 – MOLTEN SULPHUR TANKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240170 – SULPHUR RECOVERY / FORMING & HANDLING PLANT – ERECTION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240180 – OIL & GAS PLANTS / FACILITIES – CONSTRUCTION WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240205 – ALUMINUM HELI DECK – OFFSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240220 – SITE WORKS-TANK FARMS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240230 – SINGLE BUOY MOORING
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240250 – TELECOM TOWERS – ERECTION & REPAIR
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240260 – WATER PUMPING STATION – ERECTION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240270 – MOL PUMPING, COMPRESSOR STATION – INSTALLATION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240280 – SEWERAGE PUMPING STATION / TREATMENT PLANT ONSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240290 – WATER TREATMENT (PLANT WORKS)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	240 – MECHANICAL WORKS	240300 – WATER WELL DRILLING WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250010 – CEMENT LINING WORKS OF PIPES
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250020 – INSULATION WORKS – HOT, COLD & CRYOGENIC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250030 – FIRE FIGHTING SYSTEMS – PIPING WORKS INSTALLATION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250050 – PIPELINES – INSULATION WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250060 – FLOWLINES & WELLHEAD INSTALLATION WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250070 – PIPELINES – COATINGS (FBE / PE) WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250080 – PIPELINES – COATINGS PP (POLYPROPYLENE) WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250090 – COATING & WRAPPING (PIPELINES, PLANT, VESSELS…ETC.)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250100 – PIPELINES – CONCRETE COATING WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250110 – PIPELINES – PUT COATING
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250120 – PIPELINES – FIELD JOINT COATING WORKS / HEAT SHRINK SLEEVES
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250130 – PIPELINES: TIE – INS WORKS / HOT TAPS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250140 – PIPELINES CONSTRUCTION – OFFSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250150 – FLEXIBLE PIPELINE INSTALLATION – OFFSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250160 – PIPELINES CONSTRUCTION – ONSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250170 – PIPELINE RIGHT OF WAY CONSTRUCTION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250180 – SANDBLASTING & PAINTING WORKS – ON SHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	250 – PIPELINE WORKS	250190 – SANDBLASTING & PAINTING WORKS – OFF SHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260010 – BUILDING MANAGEMENT SYSTEMS WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260020 – CATHODIC PROTECTION SYSTEMS WORKS (SUPPLY & INSTALLATION)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260025 – ELECTRICAL WORKS – DOMESTIC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260030 – ELECTRICAL WORKS – INDUSTRIAL
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260035 – ELECTRICAL WORKS – OFFSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260040 – MECHANICAL, ELECTRICAL & PLUMBING (MEP) WORKS-DOMESTIC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260045 – MECHANICAL, ELECTRICAL & PLUMBING (MEP) TESTING & COMMISSIONING
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260050 – CABLE LAYING AND TRENCH EXCAVATION – ONSHORE WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260060 – CABLE LAYING – SUBMARINE WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260070 – STREET LIGHTING & ACCESSORIES WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260075 – ELECTRICAL EQUIPMENT/PANELS – INSTALLATION WORKS – ETC
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260080 – POWER TRANSMISSION / DISTRIBUTION – OVERHEAD WORKS & REPAIR
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	260 – ELECTRICAL WORKS	260085 – MAIN ELECTRICAL SYSTEM INTEGRATOR ( MESI)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	270 – INSTRUMENTATION & TELECOMMUNICATION WORKS	270010 – FIRE AND SAFETY WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	270 – INSTRUMENTATION & TELECOMMUNICATION WORKS	270020 – INSTRUMENTATION & CONTROL WORKS – INDUSTRIAL
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	270 – INSTRUMENTATION & TELECOMMUNICATION WORKS	270030 – TELECOMMUNICATION WORKS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	270 – INSTRUMENTATION & TELECOMMUNICATION WORKS	270050 – SYSTEM INTEGRATORS – INSTRUMENTATION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	270 – INSTRUMENTATION & TELECOMMUNICATION WORKS	270060 – SYSTEM INTEGRATORS – TELECOM
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280010 – CAMP CATERING SERVICES – ONSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280020 – CAMP CATERING SERVICES – OFFSHORE
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280030 – CERTIFICATION (DESIGN / STATUTORY REQUIREMENTS)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280040 – SHIP CLASSIFICATION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280050 – FREIGHT FORWARDING & CLEARING – MAJOR PROJECTS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280060 – LAND TRANSPORTATION – OVERSIZED CARGO
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280070 – HEAVY LIFT TRANSPORTATION SERVICES
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280080 – TRANSPORTATION – AGGREGATE, SAND, ROCKS, ETC.
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280090 – LOCAL SEA TRANSPORTATION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280100 – THIRD PARTY INSPECTION – MAJOR PROJECTS
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280110 – GATCH BUNDING OF OIL & GAS PIPELINES
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280120 – TOP SIDE INSPECTION SERVICES FOR OFFSHORE FACILITIES
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280125 – INDEPENDENT VERIFICATION SERVICES
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280130 – NDT SERVICES – CONVENTIONAL (UT, MPT, PT, RT & VISUAL)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280140 – NDT – RADIOGRAPHIC DIGITIZATION
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280145 – NDT – SPECIALIZED SERVICES (TOFD, SLOFEC, ETC.)
2 – ENGINEERING/ CONSTRUCTION WORKS (MAJOR PROJECTS)	280 – GENERAL WORKS	280150 – NDT, RBI SPECIALIZED MAINTENANCE SERVICES AND REPLACEMENT OF PLATFORM BRIDGE BEARING
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310010 – ALUMINUM, GLASS & GLAZING WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310020 – BUILDING CONSTRUCTION WORKS – MINOR
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310030 – BUILDING MAINTENANCE-INDUSTRIAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310040 – BUILDING MAINTENANCE-NON INDUSTRIAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310050 – BUILDING MAINTENANCE / SERVICE AGREEMENTS
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310060 – CONCRETE – PRECAST SUPPLY & ERECTION
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310070 – CONCRETE – PRE – STRESS SUPPLY & ERECTION
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310080 – GLASS REINFORCED CONCRETE (GRC) SUPPLY & ERECTION
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310090 – CONCRETE – REHABILITATION WORK
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310100 – CONCRETE – READY MIX
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310110 – DEMOLITION (PLANT / EQUIPMENT / FOUNDATION)
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310120 – DRAINAGE / SEWERAGE WORKS-MINOR
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310130 – EXCAVATION AND BACK FILLING
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310140 – EARTHWORK
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310150 – SAND CLEANING & REMOVAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310160 – FENCING AND GATES CONSTRUCTION
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310170 – GUNITING / SHOTCRETING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310180 – MARINE STRUCTURE – REHABILITATION & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310185 – SINGLE BUOY MOORING – DRY DOCKING/OVERHAUL
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310187 – BUOYS, ANCHOR & BEACONS – INSPECTION & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310188 – BREAK-AWAY COUPLING MAINTENANCE AND REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310190 – MASONRY WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310200 – ROAD MAINTENANCE / REPAIRS
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310210 – SOIL RECLAMATION
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310220 – SOIL TREATMENT / DECONTAMINATION / STERILIZATION WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310230 – SOIL CONTAINMENT/STABILIZATION WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310240 – SPECIAL CONSTRUCTION (GLAZING, DOMES, SHELLS ETC.)
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310250 – FABRICATION – GENERAL / STEEL STRUCTURE – MINOR WORKS & REPAIRS
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310260 – WATER PROOFING WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	310 – CIVIL WORKS/ MAINTENANCE	310270 – GALVANIZING AND PLATING WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321010 – INSPECTION, OVERHAUL/ REPAIR, REFURBISHMENT OF COMPONENTS. – GE FRAME 6, 7 & 9 – GAS TURBINES
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321015 – TURBINE (GAS, SOLAR, STEAM) –  SUPPLY, INSTALLATION & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321020 – INSPECTION, OVERHAUL/ REPAIR, REFURBISHMENT OF COMPONENTS. –  TURBINES – GAS
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321025 – INSPECTION, OVERHAUL/ REPAIR, REFURBISHMENT OF COMPONENTS. –  TURBINES – STEAM
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321030 – INSPECTION, OVERHAUL/ REPAIR, REFURBISHMENT OF COMPONENTS. – GE FRAME 5
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321050 – INSPECTION, OVERHAUL/ REPAIR, REFURBISHMENT OF COMPONENTS. – GE LM 2500/LM 5000
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321090 – INSPECTION, OVERHAUL/ REPAIR, REFURBISHMENT OF COMPONENTS. – UNITED TECHNOLOGY(UTI) GG4 FT4
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321110 – INSPECTION, OVERHAUL/ REPAIR, REFURBISHMENT OF COMPONENTS. R.R AVON ENGINES
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321130 – INSPECTION, OVERHAUL/ REPAIR, REFURBISHMENT OF COMPONENTS – DRESSER POWER TURBINES
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321190 – INSPECTION, OVERHAUL/ REPAIR, REFURBISHMENT OF COMPONENTS – SOLAR POWER TURBINES
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321210 – INSPECTION, OVERHAUL/ REPAIR, REFURBISHMENT OF COMPONENTS – RUSTON TURBINES
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321215 – FILTERS – AIR/PROCESS SUPPLY, INSTALLATION & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321300 – CONTROL SYSTEM (UPGRADING & MAINTENANCE) FOR ROTATING EQUIPMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321310 – ONLINE CONDITION MONITORING SYSTEM
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321320 – REVERSE ENGINEERING OF ROTATING EQUIPMENT PARTS
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321330 – TURBINES NOZZELS CALIBRATION & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	321 – TURBINES WORKS/ MAINTENANCE	321350 – TURBINE GEAR BOXES, REPAIR/OVERHAUL
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322010 – COMPRESSORS (AIR/GAS), CENTRIFUGAL/RECIPROCATING – INSPECTION, OVERHAUL/REPAIR.
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322030 – PUMPS SURFACE(CENTRIFUGAL, RECIPROCATING…) – OVERHAUL / REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322040 – PUMPS, SUBMERSIBLE – OVERHAUL / REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322050 – PUMPS OVERHAUL – CRYOGENIC (LNG/LPG/OTHER LIQUID GASES)
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322060 – ROTATING EQUIPMENT – OTHER COMPRESSOR & PUMP – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322070 – PUMPS, MULTIPHASE – OVERHAUL / REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322080 – PUMPS, ELECTRICAL SUBMERSIBLE (ESP) – OVERHAUL / REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322090 – PUMPS OVERHAUL & MACHINING OF COMPONENT (DELETED BY THE UNIFICATION)
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322095 – HEAT EXCHANGERS MAINT. – CHEMICAL CLEANING
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322100 – CONDITION MONITORING SERVICES FOR ROTATING EQUIPMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322115 – MECHANICAL SEALS OVERHAUL / REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322130 – BALANCING – COMPRESSOR & PUMPS ROTATING ELEMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322145 – TURBO COUPLING – OVERHAUL / REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322150 – GAS COMPRESSOR STATIONS OVERHAUL
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322160 – COMPRESSORS VALVES RECONDITIONING
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322170 – DIESEL ENGINES – OVERHAUL / REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322180 – FUEL INJECTION PUMPS – OVERHAUL / REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	322 – PUMPS, COMPRESSORS & OTHER ROTATING EQUIPMENT WORKS/ MAINTENANCE	322185 – WATER SEPARATION ( MOL) & TREATMENT SYSTEM WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	323 – PROCESSING PLANT AND EQUIPMENT WORKS/ MAINTENANCE	323005 – WATER TREATMENT PLANTS – CLEAN WATER (FEED) – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	323 – PROCESSING PLANT AND EQUIPMENT WORKS/ MAINTENANCE	323010 – WATER TREATMENT PLANTS – DIRTY WATER/EFFLUENT – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	323 – PROCESSING PLANT AND EQUIPMENT WORKS/ MAINTENANCE	323020 – FUEL FILTRATION EQUIPMENT – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	323 – PROCESSING PLANT AND EQUIPMENT WORKS/ MAINTENANCE	323030 – SULPHUR RECOVERY PLANTS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	323 – PROCESSING PLANT AND EQUIPMENT WORKS/ MAINTENANCE	323035 – PROCESS EQUIPMENT – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	323 – PROCESSING PLANT AND EQUIPMENT WORKS/ MAINTENANCE	323040 – REFINERY PLANTS INCLUDING REVAMPING WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	323 – PROCESSING PLANT AND EQUIPMENT WORKS/ MAINTENANCE	323080 – WATER DESALINATION PLANT – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	323 – PROCESSING PLANT AND EQUIPMENT WORKS/ MAINTENANCE	323090 – PRODUCED WATER TREATMENT SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	324 – BOILERS, FURNACES AND REACTORS WORKS/ MAINTENANCE	324010 – BOILERS, H.R.B. & PRESSURE VESSELS – OVERHAUL / REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	324 – BOILERS, FURNACES AND REACTORS WORKS/ MAINTENANCE	324020 – HEATERS, DRYERS & AIR BLOWERS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	324 – BOILERS, FURNACES AND REACTORS WORKS/ MAINTENANCE	324030 – FURNACES – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	324 – BOILERS, FURNACES AND REACTORS WORKS/ MAINTENANCE	324040 – REACTORS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	324 – BOILERS, FURNACES AND REACTORS WORKS/ MAINTENANCE	324050 – REFRACTORY LININGS – BOILERS, FURNACES ETC. – WORKS & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	325 – HEAT EXCHANGERS WORKS/ MAINTENANCE	325010 – HEAT EXCHANGERS – MAINTENANCE/ REFURBISHMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	325 – HEAT EXCHANGERS WORKS/ MAINTENANCE	325065 – HEAT EXCHANGERS TUBE BUNDLE INSPECTION/ REPLACEMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	325 – HEAT EXCHANGERS WORKS/ MAINTENANCE	325070 – RADIATORS, GENERAL – OVERHAUL / REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326010 – MATERIAL HANDLING SYSTEMS : CONVEYERS, BELTS…ETC
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326020 – EARTH MOVING EQUIPMENT – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326030 – LOADING ARMS
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326040 – CRANES (ALL TYPES) – MAINTENANCE/ REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326050 – CRANES LOAD TESTING (INSPECTION, TESTING & CERTIFICATION)
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326060 – CRANES WIRE ROPE & ACCESSORIES (INSPECTION, TESTING & CERTIFICATION)
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326065 – WIRE ROPES AND LOSE GEAR EQUIPMENT TESTING & CERTIFICATION (EXCLUDING CRANES)
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326070 – INSPECTION – ROPE ACCESS TECHNIQUE (ABSEILING) – OFFSHORE STRUCTURES
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326075 – FLARE STACK GUY WIRE ROPE MAINTENANCE/ SERVICES/ REPLACEMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326080 – LIFTS, LIFTING TOOLS & TACKLES OVERHAUL / MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326085 – ROPE ACCESS ABSEILING( BLASTING / PAINTING /WELDING / INSTALLATION) SERVICES.
3 – PLANTS OPERATION & MAINTENANCE WORKS	326 – MATERIAL HANDLING EQUIPMENTS WORKS/MAINTENANCE	326090 – PULLING HOIST – OPERATION & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	327 – SHUTDOWN WORKS/ MAINTENANCE	327010 – PLANT / REFINERY / GAS PROCESSING SHUTDOWN MAINTENANCE – FULL RESPONSIBILITY
3 – PLANTS OPERATION & MAINTENANCE WORKS	327 – SHUTDOWN WORKS/ MAINTENANCE	327020 – UNIT PLANT SHUTDOWN MAINTENANCE – FULL RESPONSIBILITY
3 – PLANTS OPERATION & MAINTENANCE WORKS	327 – SHUTDOWN WORKS/ MAINTENANCE	327030 – PLANT SHUTDOWN INSPECTION SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328010 – AIR COOLER CLEANING / RETUBING – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328020 – FLARE SYSTEMS & BURN PITS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328030 – HV & AC MAINTENANCE – ONSHORE
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328040 – HV & AC MAINTENANCE – OFFSHORE
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328050 – GENERAL MACHINING / WELDING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328060 – BORE WELDING – GENERAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328070 – HYDRAULIC HOSES AND JOINTS-MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328080 – PLATFORM MAINTENANCE – OFFSHORE
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328090 – PLATFORM MAINTENANCE – ONSHORE
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328095 – VALVES REFURBISHMENT – AUTOMATED
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328100 – VALVES REFURBISHMENT – MANUAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328105 – VALVE AUTOMATION SYSTEM SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328110 – SURFACE CONTROLLED SURFACE SAFETY VALVES (REPAIR / REDRESSING)
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328120 – ACTUATORS MAINTENANCE / REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328130 – VALVES – ONLINE SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328140 – GAS INJECTION COMPRESSORS INTEGRITY REVIEW
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328145 – REPAIR, REFURBISHMENT AND TESTING OF DRY GAS SEALS
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328150 – PROVISION OF PRESSURIZED HABITAT SYSTEM
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328160 – HYDRAULIC PUMPS & MOTORS-MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328170 – EQUIPMENT LINING
3 – PLANTS OPERATION & MAINTENANCE WORKS	328 – OTHER MECHANICAL PLANT WORKS/ MAINTENACE	328180 – EXTRUDERS – OVERHAUL / REPAIR / REFURBISHMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331010 – HEAT TRACING SYSTEMS (STEAM/ ELECTRICAL) – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331020 – HOT TAPPING WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331025 – ONLINE LEAK SEALING – VALVE PIPING & FLANGES…ETC
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331030 – N2 & HELIUM LEAK TEST SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331040 – INSULATIONS, CLADDING REPAIRS – PIPING, VALVES & WELLHEADS
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331050 – LINING SERVICES-PIPING
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331060 – PIPING – LOW TEMPERATURE SERVICE – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331070 – PIPING & SPOOLS (STEEL) – FABRICATION / INSTALLATION / REPAIRS / RENEWAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331080 – PIPING (R.T.R.P., G.R.P. & G.R.E.) – FABRICATION / INSTALLATION / REPAIRS / RENEWAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331090 – DUPLEX PIPING – FABRICATION / REPAIR / REPLACEMENT / RENEWAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331100 – FABRICATION OF WATER INJECTION SKIDS & SKID MOUNTED PACKAGES (PIPING)
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331110 – PIPING REPAIR AND REHABILITATION WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331115 – EQUIPMENT’S LONG TERM PRESERVATION
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331120 – PIPELINE MAINTENANCE SERVICES – ONSHORE
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331125 – PIPELINE MECHANICAL CLEANING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	331 – PIPING- WORKS/ MAINTENANCE	331130 – STRUCTURES & FLOWLINES REPAIR AND MAINTENANCE – SUBSEA
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332010 – COLUMNS – TRAYS & INTERNALS – MAINTENANCE/RETROFIT
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332020 – COOLING TOWERS MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332030 – RUBBER LININGS (TANKS, VESSELS, COLUMNS) – MAINTENANCE & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332040 – CONCRETE STORAGE TANK (ETHYLENE) REPAIRS
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332045 – HEAT EXCHANGERS MAINTENANCE – MECHANICAL CLEANING
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332050 – CLADDING – EXTERNAL ( PIPING, VESSELS, COLUMNS & TOWERS…ETC)
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332055 – HEAT EXCHANGERS MAINTENANCE – WATER JETTING
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332060 – TANKS – SLUDGE REMOVAL & HIGH PRESSURE CLEANING
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332070 – THERMAL INSULATION – OTHER THAN PIPELINE & PIPING WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332080 – TANK SEAL REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332090 – INTERNAL LININGS (TANKS, VESSELS, COLUMNS) – MAINTENANCE & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332100 – CHEMICAL CLEANING OF PIPES & VESSELS – OFFSHORE
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332110 – TANK FLOOR INSPECTION & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332120 – STORAGE TANKS & VESSELS MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	332 – COLUMNS, TANKS, VESSELS & OTHERS. WORKS/ MAINTENANCE	332130 – TEST SEPARATORS – OIL/WATER/GAS FLOW METER, CONTROL VALVE & PIPING MODIFICATIONS
3 – PLANTS OPERATION & MAINTENANCE WORKS	333 – ELECTRICAL WORKS / MAINTENANCE	333020 – ELECTROMECHANICAL WORKS – MINOR
3 – PLANTS OPERATION & MAINTENANCE WORKS	333 – ELECTRICAL WORKS / MAINTENANCE	333030 – HYDRAULIC TORQUING & BOLT TENSIONING SERVICE
3 – PLANTS OPERATION & MAINTENANCE WORKS	333 – ELECTRICAL WORKS / MAINTENANCE	333035 – INSPECTION & MAINTENANCE OF EXPLOSION PROOF ELECTRICAL AND CONTROL EQUIPMENTS
3 – PLANTS OPERATION & MAINTENANCE WORKS	341 – MOTORS AND GENERATORS WORKS/ MAINTENANCE	341010 – BALANCING – MOTORS & GENERATORS ROTATING ELEMENTS
3 – PLANTS OPERATION & MAINTENANCE WORKS	341 – MOTORS AND GENERATORS WORKS/ MAINTENANCE	341030 – ELECTRICAL MOTOR VARIABLE SPEED DRIVES – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	341 – MOTORS AND GENERATORS WORKS/ MAINTENANCE	341050 – GENERATORS OVERHAUL, MAINTENANCE & REPAIRS
3 – PLANTS OPERATION & MAINTENANCE WORKS	341 – MOTORS AND GENERATORS WORKS/ MAINTENANCE	341060 – MOTOR OPERATED VALVES (M.O.V) – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	341 – MOTORS AND GENERATORS WORKS/ MAINTENANCE	341070 – POWER GENERATION MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	341 – MOTORS AND GENERATORS WORKS/ MAINTENANCE	341080 – REWINDING/REPAIR OF MOTORS & GENERATORS FOR SAFE AREAS
3 – PLANTS OPERATION & MAINTENANCE WORKS	341 – MOTORS AND GENERATORS WORKS/ MAINTENANCE	341085 – REWINDING/REPAIR OF MOTORS & GENERATORS FOR HAZARDOUS AREAS
3 – PLANTS OPERATION & MAINTENANCE WORKS	341 – MOTORS AND GENERATORS WORKS/ MAINTENANCE	341095 – GENERATORS / MOTORS MAINTENANCE & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	341 – MOTORS AND GENERATORS WORKS/ MAINTENANCE	341100 – THYRISTER DRIVES – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	342 – SUBSTATIONS, SWITCHGEARS, & TRANSFORMERS WORKS/ MAINTENANCE	342010 – TRANSFORMERS SERVICING & REWINDING
3 – PLANTS OPERATION & MAINTENANCE WORKS	342 – SUBSTATIONS, SWITCHGEARS, & TRANSFORMERS WORKS/ MAINTENANCE	342020 – SHORT CIRCUIT CURRENT LIMITORS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	342 – SUBSTATIONS, SWITCHGEARS, & TRANSFORMERS WORKS/ MAINTENANCE	342030 – SUBSTATION EQUIPMENTS MAINTENANCE / IPCS
3 – PLANTS OPERATION & MAINTENANCE WORKS	342 – SUBSTATIONS, SWITCHGEARS, & TRANSFORMERS WORKS/ MAINTENANCE	342040 – SWITCH GEARS HT / LT / MCC – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	342 – SUBSTATIONS, SWITCHGEARS, & TRANSFORMERS WORKS/ MAINTENANCE	342050 – SWITCH YARDS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	343 – CABLES, DUCTS AND TRAYS WORKS/ MAINTENANCE	343010 – CABLE TRAYS / RACKS – MAINTENANCE & REPLACEMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	343 – CABLES, DUCTS AND TRAYS WORKS/ MAINTENANCE	343020 – OVERHEAD TRANSMISSION / DISTRIBUTION LINES – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	343 – CABLES, DUCTS AND TRAYS WORKS/ MAINTENANCE	343025 – LOAD BREAK SWITCH AND SURGE ARRESTERS – INSTALLATION & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	343 – CABLES, DUCTS AND TRAYS WORKS/ MAINTENANCE	343030 – UNDERGROUND CABLES, DUCTS, TRENCHES AND ACCESSORIES – MAINTENANCE, SURVEY & DETECTION
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344010 – U.P.S / BATTERIES / BATTERY CHARGERS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344030 – CATHODIC PROTECTION, CORROSION, MONITORING SYSTEMS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344035 – CONDITION MONITORING OF ELECTRICAL SYSTEMS
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344040 – CONTROL PANELS / STATIONS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344045 – VIBRATION MONITORING SYSTEMS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344050 – LIGHTING MAINTENANCE – GENERAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344060 – EARTHING SYSTEMS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344070 – ELECTRICAL WORKSHOP TESTING EQUIPMENT MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344080 – STREET LIGHTING & ACCESSORIES – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344090 – INDUSTRIAL LIGHTING SYSTEMS – HAZARDOUS AREA – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344110 – NAVIGATIONAL SIGNALING SYSTEMS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344130 – SOLAR POWER PANELS – INSTALLATION & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344135 – ELECTRICAL WORKS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	344 – OTHER ELECTRICAL EQUIPMENTS WORKS/ MAINTENANCE	344140 – PRODUCT RELATED SERVICES/ MAINTENANCE AUTHORIZED BY MANUFACTURER
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350010 – ANALYZERS (FIELD & LAB) – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350020 – ANTI – SURGE / LOADING SHARING & PERFORMANCE & CONTROL SYSTEMS – MAINTENANCE (LOAD MANAGEMENT SYSTEM)
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350030 – BLENDING SYSTEMS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350040 – CCTV / CATV / MATV / LV INSTRUMENTATION SYSTEMS – INSTALLATIONS & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350050 – ALARM SYSTEM MANAGEMENT SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350055 – FIRE & GAS SUPPRESSION SYSTEM (CO2)
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350060 – EMERGENCY SHUTDOWN SYSTEMS (ESD) – INSTALLATION & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350070 – EXPLOSION & WEATHERPROOF TELEPHONES, ACOUSTIC BOOTH ETC. – INSTALLATION & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350080 – FIRE & SAFETY SYSTEM, MAINTENANCE & REPAIRS
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350085 – FIRE & GAS DETECTION SYSTEM – SERVICE & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350090 – INSTRUMENT SHELTER CABINS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350100 – TRAINING SIMULATION SYSTEMS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350110 – INSTRUMENTATION & COMMUNICATION CABLING – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350120 – LAB INSTRUMENTS MAINTENANCE / REPAIRS
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350130 – INSTRUMENTATION TUBING – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350140 – INSTRUMENTATION & CONTROL WORKS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350145 – AIR, ROTARY SCREW TYPE (INSTRUMENT) COMPRESSOR PACKAGE – ENGINEERING SUPPORT SERVICES/REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350150 – MEASURING INSTRUMENTS & CALIBRATION SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350170 – METERING SYSTEMS AND PROVER LOOP – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350175 – METER PROVER CALIBRATION
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350180 – MICROWAVE SYSTEMS – GENERAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350190 – SCADA SYSTEMS / PLC – INSTALLATION & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350200 – POP TESTING OF SAFETY RELIEF VALVES
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350210 – PRODUCTION TESTING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350220 – PRESSURE REGULATING STATIONS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350230 – PROCESS CONTROL & AUTOMATION – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350235 – MAIN AUTOMATION CONTROL SERVICES (MAC) FOR MAJOR PROJECTS
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350260 – SAFETY CONTROL SYSTEMS – WELLHEAD – INSTALLATION & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350270 – HYDRAULIC SYSTEM (INSTRUMENTATION) – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350275 – INSTALLATION OF PROJECTORS
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350290 – TELECOMMUNICATION CABLING – FIBER OPTIC – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350295 – STRUCTURED CABLING/UTPS/FIBER OPTICS (SUPPLY, INSTALLATION & MAINTENANCE)
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350310 – TELECOMMUNICATION EQUIPMENT – MAINTENANCE & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350320 – TELEPHONE, UHF RADIO MAINTENANCE & REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350330 – ELECTRONIC EQUIPMENT/ CARD REPAIR
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350340 – DISTRIBUTED CONTROL SYSTEM (DCS) & INTEGRATED CONTROL SYSTEM (ICS) – MAINT.
3 – PLANTS OPERATION & MAINTENANCE WORKS	350 – INSTRUMENTATION & TELECOM. SYSTEMS WORKS/ MAINTENANCE	350390 – ELECTRICAL & INSTRUMENTATION – FIELD INSTALLATION
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361010 – CORROSION INSPECTION
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361020 – VEHICLES  INSPECTION, TESTING & CERTIFICATION
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361030 – CRUDE ASSAY / TESTING
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361040 – HEAT EXCHANGERS – EDDY CURRENT TESTING
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361060 – HYDRAULIC/ HYDROSTATIC TESTING
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361070 – INSPECTION & CERTIFICATION OF LIFE SAVING EQUIPMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361080 – MATERIAL TESTING – CIVIL
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361085 – SURFACE FRICTION TESTING
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361090 – DESTRUCTIVE TESTING & FAILURE ANALYSIS
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361100 – LABORATORY TESTING (ENVIRONMENTAL) – OIL / GAS / GREASE / WATER ETC.
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361105 – LUBE OIL & GREASES – PURIFICATION
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361110 – MATERIAL TESTING – METALLURGICAL/ PAINTING /COATING
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361130 – MARINE / DIVING / SUB – SEA INSPECTION
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361135 – SHORE PROTECTION, BREAK WATER, JETTIES AND MINI HARBOR INSPECTION, ASSESSMENT AND MAINTENANCE SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361150 – INSPECTION – PIPELINES – ONSHORE
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361160 – STORAGE TANK- SPECIALIZED INSPECTION/ DIMENSIONAL SURVEY (ML/SLOFEC)
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361170 – INSPECTION – TANKS / VESSELS ETC – ONSHORE
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361190 – INSPECTION – SUB – SEA, INCLUDING ROV SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361195 – THIRD PARTY INSPECTION (LOCAL)
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361200 – THIRD PARTY INSPECTION (INTERNATIONAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361215 – FITNESS FOR SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361220 – STRESS ANALYSIS – INSPECTION & TESTING
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361230 – CONTINUOUS EMISSION MONITORING SYSTEMS (CEMS) – TESTING
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361240 – EMISSION/AIR QUALITY MONITORING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361250 – THERMOGRAPHIC SURVEY – TESTING
3 – PLANTS OPERATION & MAINTENANCE WORKS	361 – INSPECTION/ TESTING/ COMMISSIONING SERVICES	361280 – INTELLIGENT PIGGING SERVICES – PIPELINES
3 – PLANTS OPERATION & MAINTENANCE WORKS	362 – COMMISSIONING SERVICES	362010 – COMMISSIONING & START UP SERVICES – PLANT
3 – PLANTS OPERATION & MAINTENANCE WORKS	362 – COMMISSIONING SERVICES	362020 – SUPPLY OF LIQUID NITROGEN & PURGING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	362 – COMMISSIONING SERVICES	362025 – SUPPLY OF LIQUID NITROGEN, PLUGGING & UN PLUGGING OPERATIONS
3 – PLANTS OPERATION & MAINTENANCE WORKS	362 – COMMISSIONING SERVICES	362027 – SUPPLY OF LIQUID NITROGEN, VAPOURIZATION & PURGING
3 – PLANTS OPERATION & MAINTENANCE WORKS	362 – COMMISSIONING SERVICES	362030 – PIPELINES – PIGGING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	362 – COMMISSIONING SERVICES	362040 – PIPELINES – SWABBING, HYDROTESTING, DEWATERING & DRYING
3 – PLANTS OPERATION & MAINTENANCE WORKS	362 – COMMISSIONING SERVICES	362050 – DE-OILING & DE-COMMISSIONING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	371 – HIRING SERVICES – PLANTS	371005 – HIRING/ LEASING OF GAS TURBINES
3 – PLANTS OPERATION & MAINTENANCE WORKS	371 – HIRING SERVICES – PLANTS	371010 – HIRE OF CRANES
3 – PLANTS OPERATION & MAINTENANCE WORKS	371 – HIRING SERVICES – PLANTS	371020 – HIRE OF EARTH MOVING EQUIPMENTS
3 – PLANTS OPERATION & MAINTENANCE WORKS	371 – HIRING SERVICES – PLANTS	371030 – HIRE OF HEAVY TRANSPORTS
3 – PLANTS OPERATION & MAINTENANCE WORKS	371 – HIRING SERVICES – PLANTS	371040 – HIRE OF OTHER ELECTRICAL /MECHANICAL EQUIPMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	371 – HIRING SERVICES – PLANTS	371050 – HIRE OF TEST EQUIPMENTS/ INSTRUMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	371 – HIRING SERVICES – PLANTS	371060 – HIRE OF TRANSPORTATION – MATERIAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	371 – HIRING SERVICES – PLANTS	371070 – HIRE OF EQUIPMENT / OPERATORS FOR LIQUID NITROGEN
3 – PLANTS OPERATION & MAINTENANCE WORKS	371 – HIRING SERVICES – PLANTS	371080 – HIRE OF CONTAINER, LIFTING BASKET & TRANSPORT SKIDS FOR RIGS
3 – PLANTS OPERATION & MAINTENANCE WORKS	371 – HIRING SERVICES – PLANTS	371085 – HIRE OF LIQUID NITROGEN TANK & RELATED ACCESSORIES
3 – PLANTS OPERATION & MAINTENANCE WORKS	371 – HIRING SERVICES – PLANTS	371090 – OFFSHORE PLANT MAINTENANCE WITH EQUIPMENT & PERSONNEL
3 – PLANTS OPERATION & MAINTENANCE WORKS	372 – PAINTING SERVICES – PLANTS	372025 – BLASTING & PAINTING – TANKS, VESSELS, COLUMNS, PIPING…ETC.
3 – PLANTS OPERATION & MAINTENANCE WORKS	372 – PAINTING SERVICES – PLANTS	372030 – BLASTING & PAINTING – SPECIAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	372 – PAINTING SERVICES – PLANTS	372035 – MAINTENANCE PAINTING (MANPOWER, EQUIPMENT, MATERIAL) OFFSHORE/ONSHORE INDUSTRIAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	372 – PAINTING SERVICES – PLANTS	372040 – MAJOR INDUSTRIAL & MAINTENANCE PAINTING ONSHORE/OFFSHORE
3 – PLANTS OPERATION & MAINTENANCE WORKS	372 – PAINTING SERVICES – PLANTS	372050 – FIRE PROOFING BY INTUMESCENT PAINTING
3 – PLANTS OPERATION & MAINTENANCE WORKS	372 – PAINTING SERVICES – PLANTS	372060 – METALLIZING, SURFACE COATING & FIRE PROOFING WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	372 – PAINTING SERVICES – PLANTS	372065 – MARINE STRUCTURE – PAINTING
3 – PLANTS OPERATION & MAINTENANCE WORKS	373 – CLEANING SERVICES – PLANTS	373010 – CHEMICAL / TOXIC CLEANING
3 – PLANTS OPERATION & MAINTENANCE WORKS	373 – CLEANING SERVICES – PLANTS	373030 – DUMPING SITE CLEARING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	373 – CLEANING SERVICES – PLANTS	373040 – TREATMENT AND DISPOSAL OF CONTAMINATED SOILS
3 – PLANTS OPERATION & MAINTENANCE WORKS	373 – CLEANING SERVICES – PLANTS	373050 – LINING FOR LAGOONS / PONDS / TANKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	373 – CLEANING SERVICES – PLANTS	373060 – REMOVAL / DISPOSAL OF WASTE MATERIALS /MANAGEMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	373 – CLEANING SERVICES – PLANTS	373070 – REMOVAL/DISPOSAL OF HAZARDOUS WASTE MATERIALS / GOODS
3 – PLANTS OPERATION & MAINTENANCE WORKS	373 – CLEANING SERVICES – PLANTS	373080 – SEWAGE/ DRAINAGE CLEANING / MAINTENANCE SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	373 – CLEANING SERVICES – PLANTS	373090 – DEWATERING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	373 – CLEANING SERVICES – PLANTS	373100 – HYDROJETTING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	373 – CLEANING SERVICES – PLANTS	373110 – TRASH COMPACTOR MAINTENANCE, INTERMEDIATE
3 – PLANTS OPERATION & MAINTENANCE WORKS	373 – CLEANING SERVICES – PLANTS	373115 – WATER TANKS CLEANING – INDUSTRIAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374010 – COMMISSARIAT (CAMP MANAGEMENT) SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374020 – FREIGHT FORWARDING SERVICES (SHIPPING, CUSTOMS CLEARANCE, TRANSIT STORE & TRANSPORTATION)
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374030 – LPG CYLINDERS REPAIR, PAINTING & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374040 – LIQUID SULPHUR TRANSPORTATION BY TANKERS
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374050 – CARPENTRY WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374060 – CATALYST RECLAMATION / REGENERATION / DISPOSAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374070 – CORROSION PROTECTION / PREVENTION WORKS
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374080 – DISMANTLING
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374090 – HEAT TREATMENT – POST WELD (P.W.H.T.) / STRESS RELIEVING
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374100 – INDUSTRIAL DOORS (FOR WORKSHOP & FACTORIES) – INSTALLATION & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374110 – INDUSTRIAL SECURITY SYSTEMS – MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374120 – METAL SPRAYING / REBUILDING – WORKS & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374140 – SCAFFOLDING SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374150 – SIGN BOARDS – INSTALLATION & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374160 – ROAD MARKINGS – WORKS & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374200 – HELICOPTER/ AIRCRAFT SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374210 – WELL STIMULATION & OTHER RIGLESS SERVICES
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374230 – PRESSURE CONTAINMENT REPAIR USING COMPOSITE MATERIAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	374 – OTHER PLANT OPERATION/MAINTENANCE & SERVICES	374235 – PRESSURE CONTAINMENT REPAIR USING NON – COMPOSITE MATERIAL
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375005 – NATURAL GAS IN BULIDINGS : INSTALLATIONS
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375010 – NATURAL GAS, SYNTHETIC (SNG) : INSTALLATION AND MODIFICATION
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375015 – NATURAL GAS, COMPRESSED (CNG) : PACKAGED INSTALLATIONS
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375020 – NATURAL GAS PIPE WORKS : INSTALLATION AND MODIFICATION
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375025 – NATURAL GAS IN BUILDINGS & CUSTOMER METERING CERTIFICATION (TPI)
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375030 – NATURAL GAS NETWORK : INSPECTION, TESTING & CERTIFICATION (TPI)
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375035 – NATURAL GAS, COMPRESSED (CNG) : PACKAGED CERTIFICATION
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375040 – NATURAL GAS NETWORK (PE/ SNG SYSTEMS) : OPERATION & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375045 – NATURAL GAS NETWORK – EPC WORKS (STEEL/ PE SYSTEMS)
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375050 – CONVERSION OF VEHICLES (FUEL TO NATURAL GAS)
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375055 – GAS COMPRESSORS & GAS DISPENSER  INSPECTION,(TPI)
3 – PLANTS OPERATION & MAINTENANCE WORKS	375 – NATURAL GAS (N.G) WORKS & SERVICES	375060 – CONVERSION CENTER INSPECTION & CERTIFICATION (TPI)
3 – PLANTS OPERATION & MAINTENANCE WORKS	381 – LOGISTIC/MARINE SUPPORT AND MAINTENANCE SERVICES	381010 – BATHYMETRIC SURVEY
3 – PLANTS OPERATION & MAINTENANCE WORKS	381 – LOGISTIC/MARINE SUPPORT AND MAINTENANCE SERVICES	381040 – OIL HANDLING BERTH- OPERATION & MAINTENANCE
3 – PLANTS OPERATION & MAINTENANCE WORKS	381 – LOGISTIC/MARINE SUPPORT AND MAINTENANCE SERVICES	381060 – DRY-DOCKING OF SPM, BARGES  & ASSOCIATED REFURBISHMENT
3 – PLANTS OPERATION & MAINTENANCE WORKS	382 – MARINE HIRE SERVICES	382010 – MARINE BARGES HIRE- ACCOMMODATION
3 – PLANTS OPERATION & MAINTENANCE WORKS	382 – MARINE HIRE SERVICES	382020 – MARINE BARGES HIRE- MAINTENANCE & RIG LESS OPERATIONS
3 – PLANTS OPERATION & MAINTENANCE WORKS	382 – MARINE HIRE SERVICES	382030 – MARINE VESSELS HIRE
3 – PLANTS OPERATION & MAINTENANCE WORKS	382 – MARINE HIRE SERVICES	382040 – TRANSPORTATION OF LIQUID GAS
4 – INFORMATION SYSTEMS & TECHNOLOGY	410 – COMPUTERS HARDWARE MAINTENANCE AND TESTING	410020 – COMPUTERS (PC, SERVER, MINI, MAINFRAME, SUPER, ETC) MAINTENANCE & TESTING
4 – INFORMATION SYSTEMS & TECHNOLOGY	410 – COMPUTERS HARDWARE MAINTENANCE AND TESTING	410040 – COMPUTERS PERIPHERALS (PRINTER, PLOTTER, SCANNER, ETC) SUPPLY, INSTALLATION & MAINTENANCE
4 – INFORMATION SYSTEMS & TECHNOLOGY	420 – COMPUTER NET WORKING SYSTEMS.	420010 – NETWORK EQUIPMENT (BRIDGE, ROUTER, GATEWAY, HUB, ANALYZER, ETC) SUPPLY, INSTALLATION & MAINTENANCE.
4 – INFORMATION SYSTEMS & TECHNOLOGY	420 – COMPUTER NET WORKING SYSTEMS.	420020 – COMPUTER NETWORKING & NETWORKING MANAGEMENT – TURNKEY
4 – INFORMATION SYSTEMS & TECHNOLOGY	430 – SOFTWARE APPLICATIONS & E- BUSINESS	430020 – SOFTWARE DEVELOPMENT – TECHNICAL, ENGINEERING AND BUSINESS APPLICATIONS
4 – INFORMATION SYSTEMS & TECHNOLOGY	430 – SOFTWARE APPLICATIONS & E- BUSINESS	430025 – IT SECURITY SOLUTIONS, SUPPORT, MAINTENANCE AND CONSULTANCY..ETC
4 – INFORMATION SYSTEMS & TECHNOLOGY	430 – SOFTWARE APPLICATIONS & E- BUSINESS	430060 – E-BUSINESS
4 – INFORMATION SYSTEMS & TECHNOLOGY	430 – SOFTWARE APPLICATIONS & E- BUSINESS	430070 – MICROSOFT DIRECT LARGE ACCOUNT RESELLER
4 – INFORMATION SYSTEMS & TECHNOLOGY	440 – IT CONSULTANCY & SERVICES	440010 – COMPUTERIZATION STUDIES & CONSULTANCY.
4 – INFORMATION SYSTEMS & TECHNOLOGY	440 – IT CONSULTANCY & SERVICES	440020 – NETWORK SECURITY, INSPECTION, AUDITING, ETC.
4 – INFORMATION SYSTEMS & TECHNOLOGY	440 – IT CONSULTANCY & SERVICES	440030 – METHODOLOGY & STANDARDS SUPPLY AND CONSULTANCY.
4 – INFORMATION SYSTEMS & TECHNOLOGY	450 – IT SOFTWARE SUPPORT AND TRAINING SERVICES	450010 – IT SOFTWARE SUPPORT AND MAINTENANCE
4 – INFORMATION SYSTEMS & TECHNOLOGY	450 – IT SOFTWARE SUPPORT AND TRAINING SERVICES	450015 – PROVISION OF CISCO DATA EQUIPMENT MAINTENANCE AND REPAIR SERVICES
4 – INFORMATION SYSTEMS & TECHNOLOGY	450 – IT SOFTWARE SUPPORT AND TRAINING SERVICES	450020 – ELECTRONIC DATA MANAGEMENT SYSTEM (EDMS)
4 – INFORMATION SYSTEMS & TECHNOLOGY	450 – IT SOFTWARE SUPPORT AND TRAINING SERVICES	450025 – TECHNICAL DOCUMENTATION SERVICES
4 – INFORMATION SYSTEMS & TECHNOLOGY	450 – IT SOFTWARE SUPPORT AND TRAINING SERVICES	450030 – E – LEARNING TOOLS, E – LEARNING SYSTEM DEVELOPMENT, E – LEARNING CERTIFICATION.
4 – INFORMATION SYSTEMS & TECHNOLOGY	450 – IT SOFTWARE SUPPORT AND TRAINING SERVICES	450040 – IT TRAINING & CERTIFICATION SERVICES
4 – INFORMATION SYSTEMS & TECHNOLOGY	450 – IT SOFTWARE SUPPORT AND TRAINING SERVICES	450045 – LASER SCANNING SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	510 – RESERVOIR ENGINEERING STUDIES	510010 – ENHANCED OIL RECOVERY STUDIES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	510 – RESERVOIR ENGINEERING STUDIES	510020 – RESERVOIR DESCRIPTION STUDIES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	510 – RESERVOIR ENGINEERING STUDIES	510030 – RESERVOIR DEVELOPMENT STUDIES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	510 – RESERVOIR ENGINEERING STUDIES	510040 – RESERVOIR ENGINEERING LABORATORY SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	510 – RESERVOIR ENGINEERING STUDIES	510060 – RESERVOIR STUDIES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	510 – RESERVOIR ENGINEERING STUDIES	510070 – RESERVOIR 3D VISUALIZATION SERVICES & SOFTWARES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	520 – WELL INTEGRITY	520020 – WELL INTEGRITY MANAGEMENT SYSTEM
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	520 – WELL INTEGRITY	520025 – WELL SITE DATA MANAGEMENT SERVICES AND DATA ACQUISITION SOLUTIONS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	520 – WELL INTEGRITY	520035 – PRODUCTION TESTING & PUMPING SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	520 – WELL INTEGRITY	520040 – PRODUCTION LOGGING SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	520 – WELL INTEGRITY	520050 – PRODUCTION LOGGING SERVICES (REAL TIME READOUT)
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	520 – WELL INTEGRITY	520060 – PRODUCTION LOGGING SERVICES (MEMORY)
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	520 – WELL INTEGRITY	520070 – SURFACE FACILITIES MODELING
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	520 – WELL INTEGRITY	520075 – ARCHITECTURAL / PLANT MODEL MAKING SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	520 – WELL INTEGRITY	520080 – RESERVOIR MONITORING (SUPPLY/ INSTALLATION / MAINTENANCE) SERVICES, IE PDHG, DTS, DAS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	520 – WELL INTEGRITY	520100 – PRESSURE BUILD – UP / FALL ANALYSIS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	530 – GEOLOGICAL SERVICES/STUDIES	530020 – GEOLOGICAL STUDIES AND AGE DETERMINATION
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	530 – GEOLOGICAL SERVICES/STUDIES	530030 – GEOLOGY LABORATORY SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	530 – GEOLOGICAL SERVICES/STUDIES	530040 – MUD LOGGING
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	530 – GEOLOGICAL SERVICES/STUDIES	530050 – CORE ANALYSIS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	530 – GEOLOGICAL SERVICES/STUDIES	530060 – SPECIAL CORE ANALYSIS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	530 – GEOLOGICAL SERVICES/STUDIES	530070 – GEOLOGICAL SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	530 – GEOLOGICAL SERVICES/STUDIES	530080 – OIL EXPLORATION RELATED STUDIES – OTHERS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	530 – GEOLOGICAL SERVICES/STUDIES	530090 – GEOCHEMICAL STUDIES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	530 – GEOLOGICAL SERVICES/STUDIES	530100 – GEOMECHANICS STUDIES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	530 – GEOLOGICAL SERVICES/STUDIES	530110 – SEDIMENTOLOGY & FRACTURING STUDIES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	530 – GEOLOGICAL SERVICES/STUDIES	530115 – HYDRAULIC FRACTURING SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	540 – GEOPHYSICAL SERVICES/STUDIES	540010 – GEOPHYSICAL STUDIES/ SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	540 – GEOPHYSICAL SERVICES/STUDIES	540020 – GRAVITATIONAL STUDIES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	540 – GEOPHYSICAL SERVICES/STUDIES	540030 – SEISMIC DATA ACQUISITION
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	540 – GEOPHYSICAL SERVICES/STUDIES	540040 – SEISMIC DATA PROCESSING / EVALUATION
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	540 – GEOPHYSICAL SERVICES/STUDIES	540050 – SEISMIC DATA INTERPRETATION
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	540 – GEOPHYSICAL SERVICES/STUDIES	540070 – SEISMIC TAPE COPYING
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	540 – GEOPHYSICAL SERVICES/STUDIES	540080 – THREE DIMENSIONAL (3D) MODELING & LASER SCAN SURVEY SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	540 – GEOPHYSICAL SERVICES/STUDIES	540090 – QUALITY CONTROL CONSULTATION FOR SEISMIC SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	540 – GEOPHYSICAL SERVICES/STUDIES	540095 – INSPECTION & DATA QUALITY AUDIT OF FLUID ANALYSIS LABORATORIES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	550 – PETROPHYSICAL SERVICES / STUDIES	550010 – PETROPHYSICAL STUDIES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	550 – PETROPHYSICAL SERVICES / STUDIES	550020 – WELL – LOG PROCESSING
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	550 – PETROPHYSICAL SERVICES / STUDIES	550030 – WELL – LOGGING & PERFORATING
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	550 – PETROPHYSICAL SERVICES / STUDIES	550040 – LOGGING WHILE DRILLING (LWD)
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	560 – DRILLING SURVEYING SERVICES	560010 – CARTOGRAPHICS – MAPPING
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	560 – DRILLING SURVEYING SERVICES	560040 – GEODETIC SURVEYS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	560 – DRILLING SURVEYING SERVICES	560050 – HYDROGRAPHIC INSPECTION SURVEY
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	560 – DRILLING SURVEYING SERVICES	560060 – NAVIGATION & POSITIONING – ONSHORE
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	560 – DRILLING SURVEYING SERVICES	560070 – REMOTE SENSING & IMAGE PROCESSING SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	560 – DRILLING SURVEYING SERVICES	560080 – STATIC & DYNAMIC MODELLING OF GAS FIELDS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	560 – DRILLING SURVEYING SERVICES	560090 – G3V2 STATIC MODELLING FOR SHUAIBA – THAMAMA ZONES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	560 – DRILLING SURVEYING SERVICES	560100 – GEO (ROCK) MECHANICS REVIEW/ STUDIES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	560 – DRILLING SURVEYING SERVICES	560110 – NATURAL FRACTURE DESCRIPTION PROJECT – THAMAMA
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	560 – DRILLING SURVEYING SERVICES	560120 – BOREHOLE IMAGING INTEGRATING STUDY
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570010 – INTER WELL AND IN-WELL TRACER PROGRAM
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570020 – INTEGRITY & REMNANT LIFE ASSESSMENT OF STATIC EQUIPMENT
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570025 – INTEGRITY & LIFE ASSESSMENT OF ELECTRICAL ASSETS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570030 – INTRUSIVE CORROSION MONITORING SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570040 – LABORATORY TESTING (CHEMICAL)
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570050 – WELL TESTING SERVICES-MULTIPHASE FLOWMETERS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570060 – WELL TESTING SERVICE- CONVENTIONAL
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570070 – WATER INJECTIVITY DECLINE CHARACTERIZATION
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570080 – DATA MINING WITH NEUTRAL NETWORKS – PRODUCTION ENHANCEMENT
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570090 – GAS FACILITIES INTEGRITY REVIEW
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570100 – DIGITAL OILFIELD & ASSET MANAGEMENT SYSTEM (DOAMS)
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570110 – SUPPORT SERVICES FOR FIELDS & TERMINALS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570120 – FIELD TEST FOR CRA EQUIPMENTS
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570130 – FINGER PRINTING OF OIL/GAS SAMPLES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570140 – FACILITIES INTEGRITY REVIEW (GR.3/GR1)
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570200 – WELDING & PIPELINE MAINTENANCE SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	570 – WELL TESTING SERVICES /FACILITY INTEGRITY	570210 – IN-SITU MACHINING SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	580 – WATER INJECTION SERVICES	580010 – WATER INJECTION CLUSTER SERVICES
5 – EXPLORATION & PRODUCTION STUDIES/SERVICES	580 – WATER INJECTION SERVICES	580020 – DIGITAL ROCK TYPING & SCAL
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610010 – AIRLOOP SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610015 – REMOTE CONTROLLED IGNITION SYSTEM
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610020 – CORING SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610040 – DEVIATION SURVEY SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610045 – DEPTH ACCURACY IMPROVEMENT – CONSULTANCY SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610060 – FISHING, MILLING & DOWNHOLE TOOLS RENTAL SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610065 – DOWNHOLE PACKERS SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610070 – DIRECTIONAL & HORIZONTAL DRILLING SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610075 – TURBO DRILLING
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610080 – WORKOVER PULLING HOISTS SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610090 – HIRE OF DRILLING & WORKOVER RIGS / SERVICES – ONSHORE
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610100 – JACK-UP BARGES SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610110 – HIRE OF DRILLING & WORKOVER RIGS / SERVICES – OFFSHORE
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610120 – CONDUCTOR PIPE DRIVING SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610130 – CASING & TUBING RUNNING SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610135 – TUBULAR TONG SERVICES (DRILLING)
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610136 – DRILL PIPE OFFLINE TORQUE SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610137 – PROVISION OF TUBULAR LINING WITH GRE MWO
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610140 – TUBULAR & CONNECTION GAS TESTING SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610150 – UNDER BALANCE DRILLING (UBD) SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610155 – MANAGED PRESSURE DRILLING (MPD)
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610160 – PVT ANALYSIS
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610165 – ANNULI LEAK RATE MEASUREMENT SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610170 – WELL CLEAN- UP SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610175 – PROVISION OF WELLBORE CLEAN OUT SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610180 – THROUGH TUBING SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610190 – WIRELINE SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610200 – SLICK LINE SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610210 – COILED TUBING SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610220 – WHIPSTOCK SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610230 – DRILL STEM TESTING (DST) AND DRY TESTING SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610240 – LINER HANGER SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610260 – AUTOMATED DRILLING SYSTEM (ADS)
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610265 – AUTOMATED DRILLING PERFORMANCE MEASUREMENTS AND MONITORING SERVICES
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610270 – SURVEY MANAGEMENT & EDM COMPASS DATA BASE CLEAN UP
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610280 – TOP DRIVE SYSTEM OVERHAULING & TESTING
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610290 – KILL & CHOKE MANIFOLD SYSTEM – MAINTENANCE
6 – DRILLING SUPPORT SERVICES	610 – DRILLING OPERATION SERVICES	610300 – HANDLING TOOL REPAIR & RECERTIFICATION
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620010 – WELDING OF CASING CONNECTORS SERVICES
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620015 – CASING COATING SERVICES
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620020 – CASING REPAIR SERVICES
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620030 – REPAIR OF DRILLING & DOWNHOLE TOOLS
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620040 – COMPLETION EQUIPMENT REPAIR AND SERVICES
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620050 – RENTAL OF RUNNING TOOLS FOR DOWNHOLE EQUIPMENTS & COMPLETION SERVICES
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620055 – CENTRIFUGE RENTAL
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620060 – RENTAL OF STORAGE TANKS
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620070 – MACHINING TUBULAR THREADS AND SERVICES
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620075 – SLOTTING OF TUBING & CASING
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620100 – RENTAL, DRILL PIPES
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620110 – WELL CONTROL SERVICES
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620120 – WELLHEAD REFURBISHMENT SERVICES
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620130 – CONNECTION ENGINEERING SERVICES
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620140 – REDRESS OF SCSS SV’S
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620145 – SPECIAL VALVES RENTAL (E.G. HP BP VALVE & SERVICES)
6 – DRILLING SUPPORT SERVICES	620 – COMPLETION/WORKOVER SERVICES	620150 – SLOT RECOVERY AND CASING RECOVERY SERVICES
6 – DRILLING SUPPORT SERVICES	630 – FLUID SERVICES	630030 – AERATED MUD SERVICES
6 – DRILLING SUPPORT SERVICES	630 – FLUID SERVICES	630040 – CEMENTING SERVICES
6 – DRILLING SUPPORT SERVICES	630 – FLUID SERVICES	630050 – THERMAL DESORPTION SERVICES
6 – DRILLING SUPPORT SERVICES	630 – FLUID SERVICES	630070 – FILTRATION SERVICES
6 – DRILLING SUPPORT SERVICES	630 – FLUID SERVICES	630080 – DRILLING FLUID ENGINEERING & SERVICES – LIQUID MUD PLANTS
6 – DRILLING SUPPORT SERVICES	630 – FLUID SERVICES	630090 – SOLIDS CONTROL SERVICES AT RIG SITE (MUD TREATMENT EQUIPMENT & PERSONNEL
6 – DRILLING SUPPORT SERVICES	630 – FLUID SERVICES	630095 – PROVISION OF LOSS CIRCULATION MATERIAL AND PERSONNEL SERVICES
6 – DRILLING SUPPORT SERVICES	630 – FLUID SERVICES	630100 – LIQUID MUD PLANT CONSTRUCTION/ OPERATION/ RECONDITIO- NING FOR OIL BASED MUD (OBM/NAF) SERVICES
6 – DRILLING SUPPORT SERVICES	630 – FLUID SERVICES	630120 – CHEMICAL TREATMENT SERVICES (DRILLING ACTIVITIES)
6 – DRILLING SUPPORT SERVICES	630 – FLUID SERVICES	630130 – MECHANICAL SCALE & ASPHALTENE CONTROL & REMOVAL (DOWNHOLE)
6 – DRILLING SUPPORT SERVICES	640 – RIG MOVE SERVICES	640020 – MARINE RIG MOVE AND RELATED SERVICES
6 – DRILLING SUPPORT SERVICES	640 – RIG MOVE SERVICES	640030 – TUBULAR & MATERIAL HANDLING SERVICES
6 – DRILLING SUPPORT SERVICES	650 – DRILLING EQUIPMENT SERVICES	650010 – WELLHEAD NITROGEN TESTING SERVICES
6 – DRILLING SUPPORT SERVICES	650 – DRILLING EQUIPMENT SERVICES	650020 – RIG INSPECTION & AUDITING SERVICES
6 – DRILLING SUPPORT SERVICES	650 – DRILLING EQUIPMENT SERVICES	650025 – HELIDECK AND HELIPAD AUDITING, INSPECTION AND CONSULTANCY SERVICES
6 – DRILLING SUPPORT SERVICES	650 – DRILLING EQUIPMENT SERVICES	650030 – TUBULARS & DOWNHOLE TOOLS INSPECTION SERVICES
6 – DRILLING SUPPORT SERVICES	650 – DRILLING EQUIPMENT SERVICES	650050 – TUBULAR INSPECTION AND GRIT BLASTING SERVICES
6 – DRILLING SUPPORT SERVICES	670 – WELL HEAD SERVICES	670030 – DISPOSAL OF WASTE DRILLING FLUIDS AND CUTTINGS SERVICES
6 – DRILLING SUPPORT SERVICES	670 – WELL HEAD SERVICES	670035 – DRILLING CUTTINGS WASTE MANAGEMENT & TREATMENT SERVICES
6 – DRILLING SUPPORT SERVICES	670 – WELL HEAD SERVICES	670050 – RIG MOVE ROADS & LOCATION PREPARATION
6 – DRILLING SUPPORT SERVICES	670 – WELL HEAD SERVICES	670060 – TRANSPORTATION OF DRILLING EQUIPMENT TO RIGS / FIELDS
6 – DRILLING SUPPORT SERVICES	680 – WELL DOWNHOLE SERVICES	680010 – WELL BORE SEGMENTATION SERVICES
7 – HSE/QA	710 – HSE RISK ASSESSMENT & STUDIES	710010 – HSEIA (HSE IMPACT ASSESSMENT) STUDIES
7 – HSE/QA	710 – HSE RISK ASSESSMENT & STUDIES	710020 – ENVIRONMENTAL IMPACT ASSESSMENT (EIA) SCOPING
7 – HSE/QA	710 – HSE RISK ASSESSMENT & STUDIES	710025 – HSECES SERVICES
7 – HSE/QA	710 – HSE RISK ASSESSMENT & STUDIES	710030 – HSEIA (HSE IMPACT ASSESSMENT) – DRILLING
7 – HSE/QA	720 – HSE AUDIT AND CONSULTANCY SERVICES	720010 – ISO CERTIFICATION SERVICES
7 – HSE/QA	720 – HSE AUDIT AND CONSULTANCY SERVICES	720015 – ARTIFICIAL REEF SERVICES
7 – HSE/QA	720 – HSE AUDIT AND CONSULTANCY SERVICES	720020 – ENVIRONMENTAL CONSULTANCY SERVICES
7 – HSE/QA	720 – HSE AUDIT AND CONSULTANCY SERVICES	720040 – ENVIRONMENTAL AUDIT
7 – HSE/QA	720 – HSE AUDIT AND CONSULTANCY SERVICES	720050 – CAMP HSE AUDIT
7 – HSE/QA	730 – HSE SURVEY AND STUDIES	730010 – ENVIRONMENTAL BASELINE SURVEY AND STUDIES.
7 – HSE/QA	730 – HSE SURVEY AND STUDIES	730070 – TERRESTRIAL ECOLOGICAL SURVEY
7 – HSE/QA	730 – HSE SURVEY AND STUDIES	730080 – ARCHEOLOGICAL SURVEY
7 – HSE/QA	730 – HSE SURVEY AND STUDIES	730090 – GEOPHYSICAL ASSESSMENT SURVEY
7 – HSE/QA	730 – HSE SURVEY AND STUDIES	730095 – GEOCHEMICAL ASSESSMENT SURVEY
7 – HSE/QA	730 – HSE SURVEY AND STUDIES	730110 – CONTAMINATED SITE ASSESSMENT
7 – HSE/QA	730 – HSE SURVEY AND STUDIES	730130 – DETECTION OF RADIOACTIVE MATERIAL
7 – HSE/QA	730 – HSE SURVEY AND STUDIES	730140 – MARINE ECOLOGICAL SURVEY
7 – HSE/QA	740 – ENVIRONMENTAL STUDIES	740010 – ENVIRONMENTAL RELATED WORKS (POLLUTION, CONTROL/MONITORING…ETC)
7 – HSE/QA	740 – ENVIRONMENTAL STUDIES	740020 – ENVIRONMENTAL RISK ASSESSMENT
7 – HSE/QA	750 – SPECIALIZED HSE RISK ASSESSMENT	750010 – QUALITATIVE RISK ASSESSMENT (QRA)
7 – HSE/QA	750 – SPECIALIZED HSE RISK ASSESSMENT	750020 – SAFETY ENGINEERING SUPPORT
7 – HSE/QA	750 – SPECIALIZED HSE RISK ASSESSMENT	750060 – HAZOP STUDY
7 – HSE/QA	750 – SPECIALIZED HSE RISK ASSESSMENT	750070 – COMAH REPORTING ( CONTROL OF MAJOR ACCIDENT HAZARDS )
7 – HSE/QA	750 – SPECIALIZED HSE RISK ASSESSMENT	750090 – PROJECT HSE REVIEW (PHSE REVIEW)
7 – HSE/QA	750 – SPECIALIZED HSE RISK ASSESSMENT	750110 – SAFETY EXTERNAL AUDIT SERVICES
7 – HSE/QA	750 – SPECIALIZED HSE RISK ASSESSMENT	750120 – SAFETY INTEGRITY LEVEL STUDIES (SIL)
7 – HSE/QA	760 – HSE TRAINING AND SUPPORT SERVICES	760030 – GEOGRAPHICAL INFORMATION SYSTEM (GIS) SERVICES
7 – HSE/QA	760 – HSE TRAINING AND SUPPORT SERVICES	760060 – OIL SPILL CONTROL SERVICES (TRAINING, RESPONSE, STUDY)
7 – HSE/QA	760 – HSE TRAINING AND SUPPORT SERVICES	760065 – SPECIALIZED FIRE & RESCUE TRAINING
7 – HSE/QA	760 – HSE TRAINING AND SUPPORT SERVICES	760070 – HSE TRAINING
7 – HSE/QA	760 – HSE TRAINING AND SUPPORT SERVICES	760080 – HSEMS SUPPORT SERVICES
7 – HSE/QA	760 – HSE TRAINING AND SUPPORT SERVICES	760090 – H2S MONITORING EQUIPMENT (RENTAL)
7 – HSE/QA	760 – HSE TRAINING AND SUPPORT SERVICES	760200 – ROAD SAFETY MANAGEMENT SYSTEM AUDIT (RSMSA)
7 – HSE/QA	770 – OCCUPATIONAL HEALTH RISK ASSESSMENT	770010 – OCCUPATIONAL HEALTH RISK ASSESSMENT CONSULTANCY SERVICES (OHRA)
7 – HSE/QA	770 – OCCUPATIONAL HEALTH RISK ASSESSMENT	770015 – SUPPLY OF SAFETY GLASSES AND EYE TESTING
7 – HSE/QA	770 – OCCUPATIONAL HEALTH RISK ASSESSMENT	770020 – NOISE SURVEY
7 – HSE/QA	770 – OCCUPATIONAL HEALTH RISK ASSESSMENT	770025 – BREATHING APPARATUS, MAINTENANCE & REPAIR
8 – PERSONNEL & MANPOWER SERVICES	800 – PROVISION OF MANPOWER SUPPLY SERVICES (CONTRACT HIRE BASIS)	800010 – MANPOWER SUPPLY SERVICES FOR SPECIALIST PERSONNEL (MANAGERIAL & TECHNICAL)
8 – PERSONNEL & MANPOWER SERVICES	800 – PROVISION OF MANPOWER SUPPLY SERVICES (CONTRACT HIRE BASIS)	800020 – MANPOWER SUPPLY SERVICES FOR SUPPORT PERSONNEL (ADMIN. & NON-TECHNICAL PERSONNEL)
8 – PERSONNEL & MANPOWER SERVICES	800 – PROVISION OF MANPOWER SUPPLY SERVICES (CONTRACT HIRE BASIS)	800030 – MANPOWER SUPPLY SERVICES FOR MEDICAL PERSONNEL
8 – PERSONNEL & MANPOWER SERVICES	805 – PROVISION OF MANPOWER RECRUITMENT SERVICES (DIRECT HIRE BASIS)	805010 – MANPOWER RECRUITMENT SERVICES FOR SPECIALIST PERSONNEL (MANAGERIAL & TECHNICAL)
8 – PERSONNEL & MANPOWER SERVICES	805 – PROVISION OF MANPOWER RECRUITMENT SERVICES (DIRECT HIRE BASIS)	805020 – MANPOWER RECRUITMENT SERVICES FOR SUPPORT PERSONNEL (ADMIN. & NON-TECHNICAL PERSONNEL)
8 – PERSONNEL & MANPOWER SERVICES	805 – PROVISION OF MANPOWER RECRUITMENT SERVICES (DIRECT HIRE BASIS)	805030 – MANPOWER RECRUITMENT SERVICES FOR MEDICAL PERSONNEL
9 – ADMINISTRATION & GENERAL SERVICES	910 – FINANCE AND MARKETING SERVICES	910010 – ASSET INTEGRITY MANAGEMENT SYSTEM
9 – ADMINISTRATION & GENERAL SERVICES	910 – FINANCE AND MARKETING SERVICES	910015 – FINANCIAL AUDIT & RISK MANAGEMENT SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	910 – FINANCE AND MARKETING SERVICES	910016 – STATUTORY FINANCIAL AUDIT SERVICES FOR SHAREHOLDERS
9 – ADMINISTRATION & GENERAL SERVICES	910 – FINANCE AND MARKETING SERVICES	910020 – FINANCE RELATED POLICIES & PROCEDURE MANUALS
9 – ADMINISTRATION & GENERAL SERVICES	910 – FINANCE AND MARKETING SERVICES	910025 – SYSTEM AUDIT SERVICES (FINANCE & MARKETING)
9 – ADMINISTRATION & GENERAL SERVICES	910 – FINANCE AND MARKETING SERVICES	910030 – INSURANCE SERVICES (GENERAL/MARINE /MEDICAL)
9 – ADMINISTRATION & GENERAL SERVICES	910 – FINANCE AND MARKETING SERVICES	910035 – CLAIMS CONSULTANTS / EXPERTS
9 – ADMINISTRATION & GENERAL SERVICES	910 – FINANCE AND MARKETING SERVICES	910040 – LEGAL SERVICES CONSULTANCY / ADVISORY
9 – ADMINISTRATION & GENERAL SERVICES	910 – FINANCE AND MARKETING SERVICES	910045 – LEGAL TRANSLATION
9 – ADMINISTRATION & GENERAL SERVICES	910 – FINANCE AND MARKETING SERVICES	910050 – MARKETING STUDIES
9 – ADMINISTRATION & GENERAL SERVICES	910 – FINANCE AND MARKETING SERVICES	910060 – COST CONTROL & ESTIMATION CONSULTANCY
9 – ADMINISTRATION & GENERAL SERVICES	920 – LEASING SERVICES	920010 – LEASING – BUSES / CARS
9 – ADMINISTRATION & GENERAL SERVICES	920 – LEASING SERVICES	920030 – LEASING – INDUSTRIAL AREAS
9 – ADMINISTRATION & GENERAL SERVICES	920 – LEASING SERVICES	920040 – LEASING – OFFICE EQUIPMENTS / MACHINES
9 – ADMINISTRATION & GENERAL SERVICES	920 – LEASING SERVICES	920060 – REAL ESTATE SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	920 – LEASING SERVICES	920070 – LEASING – FOOD CONTAINERS, GENERAL
9 – ADMINISTRATION & GENERAL SERVICES	930 – MEDICAL SERVICES	930010 – MEDICAL SERVICES (CLINICS, PHARMACEUTICAL, LAB. ETC.)
9 – ADMINISTRATION & GENERAL SERVICES	930 – MEDICAL SERVICES	930020 – MEDICAL SERVICES – MANAGEMENT OF HOSPITALS / CLINICS
9 – ADMINISTRATION & GENERAL SERVICES	930 – MEDICAL SERVICES	930030 – MEDICAL EQUIPMENT SUPPLY & MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	930 – MEDICAL SERVICES	930040 – MEDICAL WASTE TREATMENT & DISPOSAL
9 – ADMINISTRATION & GENERAL SERVICES	930 – MEDICAL SERVICES	930050 – MEDICAL SERVICES – DENTAL CLINICS
9 – ADMINISTRATION & GENERAL SERVICES	930 – MEDICAL SERVICES	930060 – AIR AMBULANCE SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940020 – AIR CONDITIONING – CENTRAL PLANT (CHILLED WATER SYSTEM) – OPERATION & MAINT.
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940025 – AIR CONDITIONING – CENTRAL PLANT (CHILLED WATER SYSTEM) – SUPPLY & INSTALLATION
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940045 – AIR CONDITIONING – SPLIT / WINDOW TYPE – SUPPLY AND INSTALLATION
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940050 – AIR CONDITIONING – SPLIT / WINDOW TYPE – OPERATION & MAINT.
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940060 – COLD STORAGE CONSTRUCTION & MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940070 – INSPECTION, CLEANING AND SANITIZING OF A / C DUCTS & KITCHEN EXHAUST
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940080 – CENTRALIZED GAS DISTRIBUTION SYSTEM – INSTALLATION & REPAIR
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940095 – SWIMMING POOLS/ FOUNTAINS – OPERATION & MAINTENANCE SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940100 – FIRE EXTINGUISHERS – SERVICE & MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940130 – GENERAL BUILDING MAINTENANCE (CIVIL, MECH, ELECT. & PLUMBING)
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940135 – OFFSHORE LIVING QUARTERS RENOVATION
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940140 – KITCHEN CABINETS & FITTINGS – SUPPLY, INSTALLATION & MAINT.
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940145 – ELEVATORS, ERECTION / MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940170 – OFFICE REFURBISHMENT & FURNISHINGS – PROJECTS
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940190 – DECORATION/ LIGHTING FOR SPECIAL OCCASIONS
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940195 – SUPPLY AND INSTALLATION OF OFFICE FURNITURE
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940200 – PORTABLE BUILDINGS (CARAVAN, RIGID, BUTLER BUILDINGS) – SUPPLY & INSTALLATIONS
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940210 – SUPPLY OF POTABLE WATER BY TANKERS
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940220 – RENTAL OF CARAVANS / PORTACABINS / TEMPORARY ACCOMMODATION UNITS
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940230 – POTABLE / BOTTLED WATER AND WATER COOLER SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940240 – PUBLIC ADDRESS SYSTEMS – SUPPLY, INSTALLATION & MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940250 – FLOORINGS – SPECIALIZED INCLUDING (RUBBER / PVC / WOODEN / EPOXY ETC.)
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940260 – H.T. POWER STATION / SUBSTATION / SWITCH GEAR / TRANSMISSION NETWORK – SUPPLY & INST.
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940270 – H.T. POWER STATION / SUBSTATION / SWITCH GEAR / TRANSMISSION NETWORK – MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940280 – LV / MV DISTRIBUTION NETWORK, PANELS, PROTECTIVE DEVICES ETC. – SUPPLY & INST.
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940290 – LV / MV DISTRIBUTION NETWORK, PANELS, PROTECTIVE DEVICES ETC. – MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	940 – OFFICES, BUILDINGS AND VILLAS SERVICES	940300 – BUILDING – GARBAGE CHUTE (SUPPLY, INSTALLATION & MAINTENANCE)
9 – ADMINISTRATION & GENERAL SERVICES	950 – TRANSPORTATION SERVICES	950010 – VEHICLE MAINTENANCE / REPAIR SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	950 – TRANSPORTATION SERVICES	950020 – IN VEHICLE MONITORING DEVICE (IVMD) SUPPLY / INSTALLATION / OPERATION / MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	950 – TRANSPORTATION SERVICES	950030 – VEHICLES RECOVERY SERVICES – TRANSPORTATION
9 – ADMINISTRATION & GENERAL SERVICES	950 – TRANSPORTATION SERVICES	950040 – TRANSPORTATION – PACKING, REMOVAL & MOVING
9 – ADMINISTRATION & GENERAL SERVICES	950 – TRANSPORTATION SERVICES	950050 – TRANSPORT SERVICES ( PERSONNEL)
9 – ADMINISTRATION & GENERAL SERVICES	950 – TRANSPORTATION SERVICES	950060 – LPG CYLINDERS TRANSPORTATION & DISTRIBUTION
9 – ADMINISTRATION & GENERAL SERVICES	950 – TRANSPORTATION SERVICES	950070 – PETROLEUM PRODUCTS TRANSPORTATION BY ROAD TANKERS
9 – ADMINISTRATION & GENERAL SERVICES	960 – CLEANING SERVICES	960010 – CLEANING / PROTECTION OF CARPETS / UPHOLSTERY / CURTAINS
9 – ADMINISTRATION & GENERAL SERVICES	960 – CLEANING SERVICES	960015 – PANTRY, MESSENGER & OFFICE CLEANING SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	960 – CLEANING SERVICES	960030 – OUTDOOR CLEANING & ROAD SWEEPING
9 – ADMINISTRATION & GENERAL SERVICES	960 – CLEANING SERVICES	960040 – CLEANING OF BUILDINGS
9 – ADMINISTRATION & GENERAL SERVICES	960 – CLEANING SERVICES	960045 – CAR CLEANING SERVICES AT AHQ CAR PARKING
9 – ADMINISTRATION & GENERAL SERVICES	960 – CLEANING SERVICES	960070 – CLEANING – SITE CLEARANCE / REMOVAL SERVICE
9 – ADMINISTRATION & GENERAL SERVICES	960 – CLEANING SERVICES	960080 – LAUNDRY SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	960 – CLEANING SERVICES	960085 – HOUSE KEEPING SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	960 – CLEANING SERVICES	960090 – EXTERNAL CLEANING OF BUILDINGS/ WINDOWS
9 – ADMINISTRATION & GENERAL SERVICES	960 – CLEANING SERVICES	960100 – WATER TANKS DOMESTIC (G.R.P, ETC) – INSTALLATION / CLEANING / REPAIR / REPLACEMENT / RENEWAL
9 – ADMINISTRATION & GENERAL SERVICES	960 – CLEANING SERVICES	960110 – TANKERS FOR SEWAGE REMOVAL
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970010 – ADVERTISING SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970020 – PHOTOGRAPHY AND VIDEOGRAPHY SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970025 – ANIMATIONS SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970030 – HIRE OF VIDEOS & FILMS
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970035 – VIDEO CONFERENCING
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970040 – DISPOSAL OF USED OFFICE EQUIPMENT & FURNITURE
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970050 – DISPOSAL OF INDUSTRIAL USED / SURPLUS MATERIALS & GOODS
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970060 – AUTOMATIC DOORS & BARRIERS – SUPPLY, INSTALLATION & MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970070 – ACCESS CONTROL SYSTEMS – INSTALLATION & MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970075 – SECURITY X-RAY MACHINE MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970080 – OFFICE AUTOMATION EQUIPMENT / SYSTEMS – SUPPLY, INSTALLATION & MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970085 – PRINTING MACHINERY – REPAIR & MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970090 – EDUCATION & SCHOOL MANAGEMENT
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970095 – MAINTENANCE OF MICROFILM EQUIPMENT
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970100 – EDUCATION & TRAINING – SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970110 – EMPLOYEE SATISFACTION SURVEY
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970120 – INSULATION – ACOUSTIC ETC. FOR BUILDINGS WORKS
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970130 – LANDSCAPING / IRRIGATION WORKS
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970140 – LOCK – SMITH SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970150 – MARBLE & GRANITE SUPPLIERS AND FIXERS
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970160 – MEMBERSHIPS – CLUBS ETC.
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970170 – PAINTING SERVICES – BUILDINGS
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970175 – SPRAY PAINTING OF OFFICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970180 – PRINTING & PUBLISHING – SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970185 – EDITORIAL SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970190 – PUBLIC RELATION SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970230 – ENGINEERING DRAUGHTING/ DRAWING SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970250 – INDUSTRIAL GAS SUPPLY (CYLINDERS / LPG BULK)
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970260 – COURIER SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970270 – TRAVEL & TOURISM SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970280 – SECURITY & SURVEILLANCE SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970290 – BOATS – GENERAL SERVICES / MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970300 – LIFE BOATS, WATER CRAFT – OVERHAUL / REPAIR
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970310 – LIFE RAFTS, GENERAL – OVERHAUL / REPAIR
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970320 – HOTELS – ACCOMMODATION, BANQUETING ETC.
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970340 – INDOOR / OUTDOOR PLANTS – MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970341 – PROVISION OF FLOWER ARRANGEMENTS
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970345 – PROVISION OF MAINTENANCE SERVICES TO AQUARIUMS
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970350 – WAREHOUSING SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970360 – RECREATIONAL / ENTERTAINMENT /SPORTS FACILITIES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970365 – TENSILE FABRIC SHADE – SUPPLY & INSTALLATION
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970370 – CAR PARKING – SHADES ETC.
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970375 – CAR WASH SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970380 – NAME PLATES, NOTICE BOARDS ETC.
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970385 – TAILORING SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970390 – RECREATIONAL FACILITIES / EQUIPMENT MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970400 – ERECTION OF TENTS, HERITAGE DOORS & DECORATION ETC.
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970410 – STORAGE RACK / SHELVES SYSTEM (SUPPLY & INSTALLATION)
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970420 – MARINE BASE (STORAGE, TRANSIT & HANDLING OF MATERIALS)
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970425 – OFFSHORE AIRPORT MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970430 – OBSTACLE LIMITATION SURVEY (OLS)- AIRPORT
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970440 – ARTWORK/ STANDS FOR EXHIBITIONS
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970445 – FIBER GLASS PRODUCTS – MAINTENANCE & SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970450 – SHIP LOADING SUPERVISION
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970455 – SHIP MANAGEMENT
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970460 – MARKETS (HYPER, BAZAAR, CHARITY… ETC)
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970470 – DAYCARE UNITS AND NURSERY MANAGEMENT SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970500 – GOVERNMENT/CHARITY ENTITIES – COLLABORATION AND SUPPORT
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970505 – SAFETY AND SECURITY – BUILDINGS
9 – ADMINISTRATION & GENERAL SERVICES	970 – OTHER GENERAL SERVICES	970520 – WATER TANKS LINING – BUILDINGS
9 – ADMINISTRATION & GENERAL SERVICES	981 – CIVIL & OTHER PLANT OPERATION SERVICES	981010 – CIVIL (MASONRY / PLUMBING / CARPENTRY) MAINTENANCE OF BLDS. / FACILITIES
9 – ADMINISTRATION & GENERAL SERVICES	981 – CIVIL & OTHER PLANT OPERATION SERVICES	981020 – FIRE ALARM & DETECTION SYSTEM – DOMESTIC- INSTALLATION AND REPAIR
9 – ADMINISTRATION & GENERAL SERVICES	981 – CIVIL & OTHER PLANT OPERATION SERVICES	981030 – CONSTRUCTION OF SEWAGE TREATMENT PLANTS
9 – ADMINISTRATION & GENERAL SERVICES	981 – CIVIL & OTHER PLANT OPERATION SERVICES	981050 – OPERATION & MAINTENANCE OF SEWAGE TREATMENT PLANTS (STP) & WATER PUMPING STATIONS
9 – ADMINISTRATION & GENERAL SERVICES	981 – CIVIL & OTHER PLANT OPERATION SERVICES	981060 – PUBLIC HEALTH INSPECTION SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	981 – CIVIL & OTHER PLANT OPERATION SERVICES	981065 – SURFACE/RUNWAY FIELD FRICTION TESTING
9 – ADMINISTRATION & GENERAL SERVICES	981 – CIVIL & OTHER PLANT OPERATION SERVICES	981070 – PEST CONTROL SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	994 – CORPORATE SERVICES	994010 – MANAGEMENT, ORGANIZATION & DEVELOPMENT CONSULTANCY
9 – ADMINISTRATION & GENERAL SERVICES	994 – CORPORATE SERVICES	994020 – PROCEDURE MANUALS & SYSTEMS CONSULTANCY
9 – ADMINISTRATION & GENERAL SERVICES	994 – CORPORATE SERVICES	994030 – PROJECT BENCH MARKING INDUSTRIAL
9 – ADMINISTRATION & GENERAL SERVICES	994 – CORPORATE SERVICES	994040 – PROVISION OF CMMS SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	995 – OTHER EDUCATIONAL AND TRAINING SERVICES	995010 – TECHNICAL TRAINING SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	995 – OTHER EDUCATIONAL AND TRAINING SERVICES	995020 – TECHNICAL TRAINING – OPERATIONS & MAINTENANCE
9 – ADMINISTRATION & GENERAL SERVICES	995 – OTHER EDUCATIONAL AND TRAINING SERVICES	995030 – TECHNICAL TRAINING – EXPLORATION, DRILLING & PRODUCTION
9 – ADMINISTRATION & GENERAL SERVICES	995 – OTHER EDUCATIONAL AND TRAINING SERVICES	995040 – TECHNICAL TRAINING – MEDICAL
9 – ADMINISTRATION & GENERAL SERVICES	995 – OTHER EDUCATIONAL AND TRAINING SERVICES	995050 – TECHNICAL TRAINING – SIMULATION SYSTEMS
9 – ADMINISTRATION & GENERAL SERVICES	995 – OTHER EDUCATIONAL AND TRAINING SERVICES	995060 – NON-TECHNICAL TRAINING SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	995 – OTHER EDUCATIONAL AND TRAINING SERVICES	995130 – EVENT MANAGEMENT SERVICES
9 – ADMINISTRATION & GENERAL SERVICES	995 – OTHER EDUCATIONAL AND TRAINING SERVICES	995135 – DRAFTSMAN
9 – ADMINISTRATION & GENERAL SERVICES	995 – OTHER EDUCATIONAL AND TRAINING SERVICES	995140 – (ESNAAD) PROVISION OF MANPOWER, EQUIPMENT, WAREHOUSE, YARDS (MUSSAFAH)
9 – ADMINISTRATION & GENERAL SERVICES	996 – HOUSING COLONY SERVICES (O & M SERVICES)	996130 – RUWAIS – COMPREHENSIVE MECHANICAL MAINTENANCE COVERING ALL INSTALLATION & SYSTEMS I.E. PUMPING, ETC.
9 – ADMINISTRATION & GENERAL SERVICES	996 – HOUSING COLONY SERVICES (O & M SERVICES)	996140 – RUWAIS – CIVIL (MASONRY/PLUMBING/CARPENTRY) MAINT. OF BLDS./FACILITIES
9 – ADMINISTRATION & GENERAL SERVICES	996 – HOUSING COLONY SERVICES (O & M SERVICES)	996145 – RUWAIS – COMP. ELECT OPER & MAINT(HV/LV/LOW CURRENT SYS OUTDOOR & INDOOR)
9 – ADMINISTRATION & GENERAL SERVICES	996 – HOUSING COLONY SERVICES (O & M SERVICES)	996150 – RUWAIS/ OTHERS – COMP. HVAC (O & M) ALL TYPES OF CHILLERS/PKG./SPLIT/WINDOWS UNIT
9 – ADMINISTRATION & GENERAL SERVICES	996 – HOUSING COLONY SERVICES (O & M SERVICES)	996155 – RUWAIS – O & M OF LANDSCAPES/GARDENS (COMPUTER CONTROLLED IRRIGATION SYS.)
9 – ADMINISTRATION & GENERAL SERVICES	996 – HOUSING COLONY SERVICES (O & M SERVICES)	996160 – RUWAIS – O & M OF MECH. SYS-STP, WATER PUMPING STN. & ASSOCIATED FACILITIES
9 – ADMINISTRATION & GENERAL SERVICES	996 – HOUSING COLONY SERVICES (O & M SERVICES)	996165 – RUWAIS – COMP. PUBLIC HEALTH MAINT. INCL. PEST CONTROL/HYGIENE/JANT’L; ETC.
9 – ADMINISTRATION & GENERAL SERVICES	997 – PORT SERVICE	997010 – PORT CONSULTANCY AND OPERATION

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