네덜란드 석유 및 가스 연구

주요 선수 : Houpu Clean Energy Co., Ltd, Total SA, Sovcomflot OAO, Royal Dutch Shell Plc, 타이탄 LNG

주요 선수 : DeepOcean AS, DOF Subsea AS, Subsea 7 SA, Oceaneering International Inc., Fugro NV

주요 선수 : Seadrill Ltd, Borr Drilling Ltd, Noble Corporation PLC, Maersk Drilling AS, Valaris PLC

주요 선수 : NDT Global Services Ltd., Pigtek Ltd., SGS SA, PipeSurvey International, Rosen Group

주요 선수 : Saipem SpA, Noble Corporation PLC, Schlumberger Limited, Aker Solutions ASA, Keppel Corporation Limited

주요 선수 : Bristow Group Inc., CHC Group Ltd., Abu Dhabi Aviation Airways PJSC(Abu Dhabi Aviation), Babcock International Group PLC, Airbus SE

주요 선수 : Bristow Group Inc., NSEG, Heli Service International GmbH, WIKING Helikopter Service GmbH, 영국 국제 헬리콥터

주요 선수 : Crowley Maritime Corporation, Nauticor GmbH & Co. KG, Gazpromneft Marine Bunker LLC, TotalEnergies SE, Shell PLC

주요 선수 : TechnipFMC PLC, Baker Hughes Company, Schlumberger Limited, Aker Solutions ASA, Worldwide Oilfield Machine

주요 선수 : Exxon Mobil Corporation, BP PLC, Chevron Corporation, Shell Plc, TotalEnergies SE

주요 선수 : 삼성중공업, Sembcorp Marine Ltd, Seadrill Ltd, Keppel Corporation Limited, Transocean Ltd