| BP Norge AS (Covered by BP plc - United Kingdom) | Norway | Oil and Gas |
| Cameron Valves & Measurement West Africa Ltd (Covered by Cameron International Corp - United States) | Angola | Oil and Gas |
| Apache North Sea Limited | United Kingdom | Oil and Gas |
| Premier Oil plc | United Kingdom | Oil and Gas |
| Subsea Components | United Kingdom | Oil and Gas |
| PIH Services ME Ltd (Covered by CRC-Evans Automatic Welding - United States) | United Arab Emirates | Oil and Gas |
| Penspen Ltd | United Kingdom | Oil and Gas |
| ConocoPhillips Petroleum Company UK Ltd (Covered by ConocoPhillips Company - United States) | United Kingdom | Oil and Gas |
| AGIP SpA Serv Nost (Covered by ENI SpA - Exploration & Production Division - Italy) | Italy | Oil and Gas |
| Maersk Oil Qatar AS | Qatar | Oil and Gas |
| National Oilwell Varco Denmark I/S | Denmark | Oil and Gas |
| R & A Kay Inspection Services Ltd | United Kingdom | Oil and Gas |
| SABIC | Saudi Arabia | Oil and Gas |
| Technip France (Covered by Technip - France) | France | Oil and Gas |
| UNOCAL Corporation (Covered by Chevron Corporation - United States) | United States | Oil and Gas |
| Saudi Arabian Oil Co | Saudi Arabia | Oil and Gas |
| Serimax | France | Oil and Gas |
| Shell UK Oil (Covered by Shell UK Ltd - United Kingdom) | United Kingdom | Oil and Gas |
| Tecnomare SpA | Italy | Oil and Gas |
| Total Abu Al Bukhoosh Oil Co (Covered by Total - France) | United Arab Emirates | Oil and Gas |
| Total E&P UK Limited (Covered by Total - France) | United Kingdom | Oil and Gas |
| Shell Exploration & Production Co (Covered by Shell UK Ltd - United Kingdom) | United States | Oil and Gas |
| Fina Antwerp Olefins NV (Covered by Total - France) | Belgium | Oil and Gas |
| DSM Corporate SHE&M (Covered by DSM - Netherlands) | Netherlands | Oil and Gas |
| Bytest srl | Italy | Oil and Gas |
| OMS Oilfield Services (Malaysia) Sdn Bhd (Covered by SCOMI Engineering Berhad - Malaysia) | Malaysia | Oil and Gas |
| Optimech International Ltd | New Zealand | Oil and Gas |
| ESSO-SAF (Covered by ExxonMobil Development Company - Upstream only - United States) | France | Oil and Gas |
| DSM NeoResins (Covered by DSM - Netherlands) | Netherlands | Oil and Gas |
| Total E&P Cameroon (Covered by Total - France) | Cameroon | Oil and Gas |
| Stamicarbon BV (Covered by DSM - Netherlands) | Netherlands | Oil and Gas |
| Wood Group Integrity Management | Australia | Oil and Gas |
| ConocoPhillips (Covered by ConocoPhillips Company - United States) | United States | Oil and Gas |
| Subsea 7 | United Kingdom | Oil and Gas |
| Det Norske Veritas Classification AS (Covered by Det Norske Veritas - Norway) | Norway | Oil and Gas |
| DUCO Ltd (Covered by Technip - France) | United Kingdom | Oil and Gas |
| Dow Corning Ltd | United Kingdom | Oil and Gas |
| PT Saipem Indonesia (Covered by Saipem Group - Italy) | Indonesia | Oil and Gas |
| Castrol Technology Services (Covered by BP plc - United Kingdom) | United Kingdom | Oil and Gas |
| Luberef (Covered by Saudi Arabian Oil Co - Saudi Arabia) | Saudi Arabia | Oil and Gas |
| Subsea7 US Inc (Covered by Subsea 7 - United Kingdom) | United States | Oil and Gas |
| BG Americas & Global LNG (Covered by BG Group - United Kingdom) | United States | Oil and Gas |
| Shell Deutschland Oil GmbH (Covered by Shell UK Ltd - United Kingdom) | Germany | Oil and Gas |
| Talisman Energy (UK) Ltd (Covered by Talisman Energy Inc - Canada) | United Kingdom | Oil and Gas |
| Marathon International Oil (GB) Ltd - Upstream | United Kingdom | Oil and Gas |
| Total - HDS3 Project - ISBL (Covered by Total - France) | United Kingdom | Oil and Gas |
| Transocean Offshore Deepwater Drilling Inc (Covered by Transocean Ltd - Switzerland) | United States | Oil and Gas |
| Radiografias de Campeche SA de CV | Mexico | Oil and Gas |
| Oil States Industries (UK) Ltd | United Kingdom | Oil and Gas |
| Technip Norge AS (Covered by Technip - France) | Norway | Oil and Gas |
| INTEC Engineering (SEA) Sdn Bhd (Covered by INTECSEA - United States) | Malaysia | Oil and Gas |
| FTV Proclad (UK) Ltd (Covered by Proclad Group - United Arab Emirates) | United Kingdom | Oil and Gas |
| Shell Vietnam Ltd (Covered by Shell UK Ltd - United Kingdom) | Vietnam | Oil and Gas |
| Lurgi GmbH (Covered by Air Liquide - France) | Germany | Oil and Gas |
| Conductor Installation Services (CIS) Limited (Covered by Acteon Group Ltd - United Kingdom) | United Kingdom | Oil and Gas |
| Subsea Riser Products (Covered by Acteon Group Ltd - United Kingdom) | United Kingdom | Oil and Gas |
| ExxonMobil Exploration & Production (Covered by ExxonMobil Development Company - Upstream only - United States) | United States | Oil and Gas |
| Technip Engineering (Thailand) Co Ltd (Covered by Technip - France) | Thailand | Oil and Gas |
| Borealis Polymers Oy (Covered by Borealis AG - Austria) | Finland | Oil and Gas |
| Proclad Group | United Arab Emirates | Oil and Gas |
| Esso Exploration Inc (Covered by ExxonMobil Development Company - Upstream only - United States) | United States | Oil and Gas |
| ExxonMobil Production Research Co (Covered by ExxonMobil Development Company - Upstream only - United States) | United States | Oil and Gas |
| FMC Technologies Inc | United States | Oil and Gas |
| Fred L Hartley Research Center (Covered by Chevron Corporation - United States) | United States | Oil and Gas |
| Talisman USA (Covered by Talisman Energy Inc - Canada) | United States | Oil and Gas |
| BP Oil Espana SA (Covered by BP plc - United Kingdom) | Spain | Oil and Gas |
| Saipem Australia (Pty) Ltd (Covered by Saipem Group - Italy) | Australia | Oil and Gas |
| In Salah Gas (Covered by BP plc - United Kingdom) | United Kingdom | Oil and Gas |
| Lorelay Marine Contractors SA (Covered by Allseas Engineering BV - Netherlands) | United States | Oil and Gas |
| PETROBRAS (Covered by Petroleo Brasileiro SA - PETROBRAS - Brazil) | Brazil | Oil and Gas |
| Shell Research SA (Covered by Shell UK Ltd - United Kingdom) | Belgium | Oil and Gas |
| Chevron Petroleum Technology Co (Covered by Chevron Corporation - United States) | United States | Oil and Gas |
| Chevron USA Products Co (Covered by Chevron Corporation - United States) | United States | Oil and Gas |
| Proclad International Forging Ltd (Covered by Proclad Group - United Arab Emirates) | United Kingdom | Oil and Gas |
| Saudi Aramco Oil Company (Covered by Saudi Arabian Oil Co - Saudi Arabia) | Saudi Arabia | Oil and Gas |
| Shell UK Exploration & Production (Covered by Shell UK Ltd - United Kingdom) | United Kingdom | Oil and Gas |
| Chevron Thailand Exploration & Production (CTEP) (Covered by Chevron Corporation - United States) | Thailand | Oil and Gas |
| JGC Singapore Pte Ltd (Covered by JGC Corp - Japan) | Singapore | Oil and Gas |
| BP Pakistan Exploration & Production Inc (Covered by BP plc - United Kingdom) | Pakistan | Oil and Gas |
| Total E&P Nederland BV. (Covered by Total - France) | Netherlands | Oil and Gas |
| INTECSEA (UK) Limited (Covered by INTECSEA - United States) | United Kingdom | Oil and Gas |
| INTECSEA Singapore (Covered by INTECSEA - United States) | Singapore | Oil and Gas |
| ExxonMobil Upstream Research Company (Covered by ExxonMobil Development Company - Upstream only - United States) | United States | Oil and Gas |
| Talisman (Peru) Ltd Sucursal Peruana (Covered by Talisman Energy Inc - Canada) | Peru | Oil and Gas |
| Heerema Vlissingen BV (Covered by Heerema Group - Netherlands) | Netherlands | Oil and Gas |
| Cameron Offshore Systems Nigeria Ltd (Covered by Cameron International Corp - United States) | Nigeria | Oil and Gas |
| Total E&P Angola (Covered by Total - France) | Angola | Oil and Gas |
| ExxonMobil International Ltd (Covered by ExxonMobil Development Company - Upstream only - United States) | United Kingdom | Oil and Gas |
| PT Komaritim (Covered by Subsea 7 - United Kingdom) | Indonesia | Oil and Gas |
| Chevron Research & Technnolgy Co. (Covered by Chevron Corporation - United States) | United States | Oil and Gas |
| Petrofac Engineering & Construction - UK (Covered by Petrofac Engineering & Construction International Ltd - United Arab Emirates) | United Kingdom | Oil and Gas |
| AMEC Natural Resources (Covered by AMEC Group Ltd - AMEC Europe - United Kingdom) | United Kingdom | Oil and Gas |
| Essar Oil & Gas UK | United Kingdom | Oil and Gas |
| Petroleum Safety Authority Norway | Norway | Oil and Gas |
| Ineos Chemicals Grangemouth Ltd | United Kingdom | Oil and Gas |
| 3-Phase Measurements AS | Norway | Oil and Gas |
| SunPower GmbH (Covered by Total - France) | Germany | Oil and Gas |
| INPEX Corporation | Japan | Oil and Gas |
| Sasol Infrachem (Covered by Sasol Synfuels (Pty) Ltd - South Africa) | South Africa | Oil and Gas |
| Kuwait Oil Company | Kuwait | Oil and Gas |
