List of oilfield service companies
This is a list of oilfield service companies – companies which provide services to the petroleum exploration and production industry but do not typically produce petroleum themselves. In the list, notable subsidiary companies and divisions are listed as sub-lists of their current parent companies.
- ABB Group Oil, Gas and Petrochemical Business Unit
- Abbot Group
- Aibel
- Acteon
- Aker Solutions
- AMEC
- Baker Hughes
- Calfrac Well Services
- Cameron
- Canary, LLC (renamed Frontier Energy Group, LLC in 2013)
- CGG (company)
- CH2M HILL
- Challenger LTD
- China Oilfield Services
- Clariant Oil Services
- Core Laboratories, Inc.
- Corex
- Cyntech
- [[Denca Services Limited]
- DOF Subsea
- Ensco plc
- ESG Solutions
- Expro International Group
- Fairfield Industries
- FMC Technologies
- Flowserve
- Fluor Corporation
- Foster Wheeler
- Fugro
- Gaia Earth Sciences
- GE Oil & Gas
- Geokinetics
- Geophysical Service
- Gyrodata
- Grup Servicii Petroliere
- Helix Energy Solutions Group
- Halliburton
- Hunting plc
- Ingrain, Inc.
- Institute of Oil Transportation
- ION Geophysical
- J&L Supply Co.
- Jacobs Engineering Group
- Key Energy Services
- Kodiak Coil Tubing
- Larsen & Toubro
- McDermott International
- MODEC
- MOGAS Group
- Moody International Group
- Nabors Industries
- Nalco Champion
- National Oilwell Varco
- NEOS GeoSolutions
- Oceaneering International Inc.
- Odfjell Well Services
- Petrofac
- Petroleum Geo-Services
- PJP4
- Precision Drilling
- Qserv
- Rig Survey International
- Rotary Drilling Ltd
- Saipem
- Sanjel Corporation
- Schlumberger
- Scomi
- Score Group plc
- Seaboard International
- Siemens Oil & Gas Division
- ShawCor
- Stewart & Stevenson
- Swire
- TCO AS
- Technip
- Tecnicas Reunidas
- Tesco Corporation
- Tracerco
- Transocean
- Trican Well Service
- Trinidad Drilling
- Weatherford International
- International Logging
- Wasco Energy
- Weir Group
- Welltec
- Wood Group
- WorleyParsons
- Zenith Oilfield Technology
