Exhibit 21
Subsidiaries of Transocean Ltd.
Name | Jurisdiction | Percent Owned* |
15375 Memorial Corporation | Delaware | 100.00% |
Agua Profundas Limitada | Angola | 60.00% |
Angola Deepwater Drilling Company (Operations) Ltd. | Cayman Islands | 65.00% |
Angola Deepwater Drilling Company (Rig) Ltd. | Cayman Islands | 65.00% |
Angola Deepwater Drilling Company Ltd. | Cayman Islands | 65.00% |
Applied Drilling Technology Inc. | Texas | 100.00% |
Arcade Drilling AS | Norway | 100.00% |
Ashgrove Carriers Ltd. | Liberia | 100.00% |
Blegra Asset Holdings Limited | Cyprus | 100.00% |
Blegra Asset Management Limited | Cyprus | 100.00% |
Blegra Financing Limited | Cyprus | 100.00% |
Blegra Holdings Limited | Cyprus | 100.00% |
Campeche Drilling Services Inc. | Delaware | 100.00% |
Caspian Sea Ventures International Ltd. | British Virgin Islands | 100.00% |
Challenger Minerals (Accra) Inc. | Cayman Islands | 100.00% |
Challenger Minerals (Celtic Sea) Limited | British Virgin Islands | 100.00% |
Challenger Minerals (Nigeria) Limited | NIgeria | 100.00% |
Challenger Minerals (North Sea) Limited | Scotland | 100.00% |
Challenger Minerals Inc. | California | 100.00% |
Cliffs Drilling do Brasil Servicos de Petroleo S/C Ltda. | Brazil | 100.00% |
Covent Garden - Servi�os e Marketing Sociedade Unipessoal Lda | Portugal | 100.00% |
Deepwater Drilling II L.L.C. | Delaware | 100.00% |
Deepwater Drilling L.L.C. | Delaware | 100.00% |
Deepwater Pacific 1 Inc. | British Virgin Islands | 50.00% |
Deepwater Pacific 2 Inc. | British Virgin Islands | 50.00% |
Eaton Industries of Houston, Inc. | Texas | 100.00% |
Elder Trading Co. | Liberia | 100.00% |
Entities Holdings, Inc. | Delaware | 100.00% |
Falcon Atlantic Ltd. | Cayman Islands | 100.00% |
Global Marine Inc. | Delaware | 100.00% |
Global Offshore Drilling Limited | Nigeria | 70.00% |
GlobalSantaFe (Africa) Inc. | Cayman Islands | 100.00% |
GlobalSantaFe (Labuan) Inc. | Malaysia | 100.00% |
GlobalSantaFe (Norge) AS | Norway | 100.00% |
GlobalSantaFe AG | Switzerland | 97.00% |
GlobalSantaFe Arctic Ltd. | Canada | 100.00% |
GlobalSantaFe B.V. | Netherlands | 100.00% |
Subsidiaries of Transocean Ltd.
GlobalSantaFe Beaufort Sea Inc. | Delaware | 100.00% |
GlobalSantaFe C.R. Luigs Limited | England | 100.00% |
GlobalSantaFe Campeche Holdings LLC | Delaware | 100.00% |
GlobalSantaFe Caribbean Inc. | California | 100.00% |
GlobalSantaFe Communications, Inc. | Delaware | 100.00% |
GlobalSantaFe Corporate Services Inc. | Delaware | 100.00% |
GlobalSantaFe de Venezuela Inc. | Delaware | 100.00% |
GlobalSantaFe Deepwater Drilling LLC | Delaware | 100.00% |
GlobalSantaFe Denmark Holdings ApS | Denmark | 100.00% |
GlobalSantaFe Development Inc. | California | 100.00% |
GlobalSantaFe do Brasil Ltda. | Brazil | 100.00% |
GlobalSantaFe Drilling (N.A.) N.V. | Netherlands Antilles | 100.00% |
GlobalSantaFe Drilling (South Atlantic) Inc. | British Virgin Islands | 100.00% |
GlobalSantaFe Drilling Company | Delaware | 100.00% |
GlobalSantaFe Drilling Company (Canada) Limited | Nova Scotia | 100.00% |
GlobalSantaFe Drilling Company (North Sea) Limited | England | 100.00% |
GlobalSantaFe Drilling Company (Overseas) Limited | England | 100.00% |
GlobalSantaFe Drilling Mexico, S. de R.L. de C.V. | Mexico | 100.00% |
GlobalSantaFe Drilling Operations Inc. | Cayman Islands | 100.00% |
GlobalSantaFe Drilling Services (North Sea) Limited | England | 100.00% |
GlobalSantaFe Drilling Trinidad LLC | Delaware | 100.00% |
GlobalSantaFe Drilling Venezuela, C.A. | Venezuela | 100.00% |
GlobalSantaFe Financial Services (Luxembourg) S.a.r.l. | Luxembourg | 100.00% |
GlobalSantaFe GOM Services Inc. | British Virgin Islands | 100.00% |
GlobalSantaFe Group Financing Limited Liability Company | Hungary | 100.00% |
GlobalSantaFe Holding Company (North Sea) Limited | England | 100.00% |
GlobalSantaFe Hungary Services Limited Liability Company | Hungary | 100.00% |
GlobalSantaFe International (Canada) Drilling Company | Nova Scotia | 100.00% |
GlobalSantaFe International Drilling Corporation | Bahamas | 100.00% |
GlobalSantaFe International Drilling Inc. | British Virgin Islands | 100.00% |
GlobalSantaFe International Services Inc. | Panama | 100.00% |
GlobalSantaFe Leasing Corporation | Bahamas | 100.00% |
GlobalSantaFe Leasing Limited | British Virgin Islands | 100.00% |
GlobalSantaFe Mexico Holdings LLC | Delaware | 100.00% |
GlobalSantaFe Nederland B.V. | Netherlands | 100.00% |
GlobalSantaFe Offshore Services Inc. | Cayman Islands | 100.00% |
GlobalSantaFe Operations (Australia) Pty Ltd | Australia | 100.00% |
Subsidiaries of Transocean Ltd.
GlobalSantaFe Operations (BVI) Inc. | British Virgin Islands | 100.00% |
GlobalSantaFe Operations (Mexico) LLC | Delaware | 100.00% |
GlobalSantaFe Operations Inc. | Cayman Islands | 100.00% |
GlobalSantaFe Overseas Limited | Bahamas | 100.00% |
GlobalSantaFe Saudi Arabia Ltd. | British Virgin Islands | 100.00% |
GlobalSantaFe Services (BVI) Inc. | British Virgin Islands | 100.00% |
GlobalSantaFe Services (Egypt) LLC | Egypt | 100.00% |
GlobalSantaFe Services Netherlands B.V. | Netherlands | 100.00% |
GlobalSantaFe Servicios de Venezuela, C.A. | Venezuela | 100.00% |
GlobalSantaFe South America LLC | Delaware | 100.00% |
GlobalSantaFe Southeast Asia Drilling Pte. Ltd. | Singapore | 100.00% |
GlobalSantaFe Tampico, S. de R.L. de C.V. | Mexico | 100.00% |
GlobalSantaFe Technical Services Egypt LLC | Egypt | 100.00% |
GlobalSantaFe Techserv (North Sea) Limited | England | 100.00% |
GlobalSantaFe U.S. Drilling Inc. | Delaware | 100.00% |
GlobalSantaFe U.S. Holdings Inc. | Delaware | 100.00% |
GlobalSantaFe West Africa Drilling Limited | Bahamas | 100.00% |
GSF Caymans Holdings Inc. | Cayman Islands | 100.00% |
Hellerup Finance International Ltd. | Ireland | 100.00% |
Intermarine Services (International) Limited | Bahamas | 100.00% |
Intermarine Services Inc. | Texas | 100.00% |
Intermarine Servi�os Petroliferos Ltda. | Brazil | 100.00% |
International Chandlers, Inc. | Texas | 100.00% |
Key Perfuracoes Maritimas Limitada | Brazil | 100.00% |
MSF Offshore Services India Private Limited | India | 100.00% |
Oilfield Services, Inc. | Cayman Islands | 100.00% |
Overseas Drilling Limited | Cayman Islands | 50.00% |
P.T. Hitek Nusantara Offshore Drilling | Indonesia | 80.00% |
P.T. Santa Fe Supraco Indonesia | Indonesia | 95.00% |
Platform Capital N.V. | Netherlands Antilles | 100.00% |
Platform Financial N.V. | Netherlands Antilles | 100.00% |
PT Transocean Indonesia | Indonesia | 100.00% |
R&B Falcon (A) Pty Ltd | Australia | 100.00% |
R&B Falcon (Caledonia) Ltd. | England | 100.00% |
R&B Falcon (Ireland) Limited | Ireland | 100.00% |
R&B Falcon (U.K.) Ltd. | England and Wales | 100.00% |
R&B Falcon B.V. | Netherlands | 100.00% |
R&B Falcon Deepwater (UK) Limited | England | 100.00% |
Subsidiaries of Transocean Ltd.
R&B Falcon Drilling (International & Deepwater) Inc. LLC | Delaware | 100.00% |
R&B Falcon Drilling Co. LLC | Oklahoma | 100.00% |
R&B Falcon Drilling Limited, LLC | Oklahoma | 100.00% |
R&B Falcon Exploration Co. LLC | Oklahoma | 100.00% |
R&B Falcon International Energy Services B.V. | Netherlands | 100.00% |
R&B Falcon Offshore Limited, LLC | Oklahoma | 100.00% |
R&B Falcon, Inc. LLC | Oklahoma | 100.00% |
RB Mediterranean Ltd. | Cayman Islands | 100.00% |
RBF (Nigeria) Limited | Nigeria | 100.00% |
RBF Drilling Co. LLC | Oklahoma | 100.00% |
RBF Drilling Services, Inc. LLC | Oklahoma | 100.00% |
RBF Exploration LLC | Delaware | 100.00% |
RBF Finance Co. | Delaware | 100.00% |
RBF Rig Corporation, LLC | Oklahoma | 100.00% |
Reading & Bates Coal Co., LLC | Nevada | 100.00% |
Reading & Bates-Demaga Perfuracoes Ltda. | Brazil | 100.00% |
Resource Rig Supply Inc. | Delaware | 100.00% |
Ranger Insurance Limited | Cayman Islands | 100.00% |
Santa Fe Braun Inc. | Delaware | 100.00% |
Santa Fe Construction Company | Delaware | 100.00% |
Santa Fe Drilling (Nigeria) Limited | Nigeria | 60.00% |
Santa Fe Drilling Company (U.K.) Limited | England | 100.00% |
Santa Fe Drilling Company of Venezuela, C.A. | California | 100.00% |
Santa Fe Servicos de Perfuracao Limitada | Brazil | 100.00% |
Saudi Drilling Company Limited | Saudi Arabia | 100.00% |
SDS Offshore Ltd. | England and Wales | 100.00% |
Sedco Forex Corporation | Delaware | 100.00% |
Sedco Forex Holdings Limited | British Virgin Islands | 100.00% |
Sedco Forex International Drilling, Inc. | Panama | 100.00% |
Sedco Forex International Services, S.A. | Panama | 100.00% |
Sedco Forex International, Inc. | Panama | 100.00% |
Sedco Forex of Nigeria Limited | Nigeria | 60.00% |
Sedco Forex Technology, Inc. | Panama | 100.00% |
Sedneth Panama S.A. | Panama | 100.00% |
Sefora Maritime Ltd. | British Virgin Islands | 100.00% |
Services Petroliers Transocean | France | 100.00% |
Shore Services, LLC | Texas | 100.00% |
Sonat Brasocean Servicos de Perfuracoes Ltda. | Brazil | 100.00% |
Sonat Offshore do Brasil Perfuracoes Maritimos Ltda. | Brazil | 100.00% |
Subsidiaries of Transocean Ltd.
Sonat Offshore S.A. | Panama | 100.00% |
T.I. Internationa Mexico S. de R.L. de C.V. | Mexico | 100.00% |
TODDI Holdings LLC | Delaware | 100.00% |
TOIVL Holdings Limited | Cayman Islands | 100.00% |
Transocean (Mediterranean & Red Sea) Drilling Limited | Cayman Islands | 100.00% |
Transocean Africa Drilling Limited | Cayman Islands | 100.00% |
Transocean Alaskan Ventures Inc. | Delaware | 100.00% |
Transocean Arctic Limited | Cayman Islands | 100.00% |
Transocean Asie Services Sdn Bhd. | Malaysia | 100.00% |
Transocean Benefit Services SRL | Barbados | 100.00% |
Transocean Brasil Ltda. | Brazil | 100.00% |
Transocean Canada Co. | Nova Scotia | 100.00% |
Transocean Construction Management Ltd. | Cayman Islands | 100.00% |
Transocean Cunningham LLC | Delaware | 100.00% |
Transocean Deepwater Frontier Limited | Cayman Islands | 100.00% |
Transocean Deepwater Holdings Limited | Cayman Islands | 100.00% |
Transocean Deepwater Inc. | Delaware | 100.00% |
Transocean Deepwater Nautilus Limited | Cayman Islands | 100.00% |
Transocean Deepwater Pathfinder Limited | Cayman Islands | 100.00% |
Transocean Discoverer 534 LLC | Delaware | 100.00% |
Transocean Drilling (U.S.A.) Inc. | Texas | 100.00% |
Transocean Drilling Ltd. | Scotland | 100.00% |
Transocean Drilling Sdn. Bhd. | Malaysia | 100.00% |
Transocean Drilling Services Inc. | Delaware | 100.00% |
Transocean Drilling Services (India) Private Limited | India | 100.00% |
Transocean Drilling U.K. Limited | Scotland | 100.00% |
Transocean Eastern Pte Ltd | Singapore | 100.00% |
Transocean Enterprise Inc. | Delaware | 100.00% |
Transocean Europe Holdings Limited | Cayman Islands | 100.00% |
Transocean Europe Ventures Holdings Limited | Cayman Islands | 100.00% |
Transocean Finance Limited | Cayman Islands | 100.00% |
Transocean Holdings LLC | Delaware | 100.00% |
Transocean I AS | Norway | 100.00% |
Transocean Inc. | Cayman Islands | 100.00% |
Transocean India Limited | Cayman Islands | 100.00% |
Transocean International Drilling Limited | Cayman Islands | 100.00% |
Transocean International Drilling Inc. | Delaware | 100.00% |
Transocean International Holdings Limited | Cayman Islands | 100.00% |
Transocean International Resources Limited | British Virgin Islands | 100.00% |
Transocean Investimentos Ltda. | Brazil | 100.00% |
Subsidiaries of Transocean Ltd.
Transocean Investments S.a.r.l. | Luxembourg | 100.00% |
Transocean Jupiter LLC | Delaware | 100.00% |
Transocean LR34 LLC | Delaware | 100.00% |
Transocean Management Inc. | Delaware | 100.00% |
Transocean Management Ltd. | Geneva, Switzerland | 100.00% |
Transocean Marine Limited | Cayman Islands | 100.00% |
Transocean Mediterranean LLC | Delaware | 100.00% |
Transocean Nautilus Limited | Cayman Islands | 100.00% |
Transocean North Sea Limited | Bahamas | 100.00% |
Transocean Offshore (Cayman) Inc. | Cayman Islands | 100.00% |
Transocean Offshore (North Sea) Limited | Cayman Islands | 100.00% |
Transocean Offshore (U.K.) Inc. | Delaware | 100.00% |
Transocean Offshore Canada Services Ltd. | Alberta | 100.00% |
Transocean Offshore Caribbean Sea, L.L.C. | Delaware | 100.00% |
Transocean Offshore D.V. Inc | Delaware | 100.00% |
Transocean Offshore Deepwater Drilling Inc. | Delaware | 100.00% |
Transocean Offshore Deepwater Holdings Limited | Cayman Islands | 100.00% |
Transocean Offshore Drilling Limited | England and Wales | 100.00% |
Transocean Offshore Drilling Services, LLC | Delaware | 100.00% |
Transocean Offshore Europe Limited | Cayman Islands | 100.00% |
Transocean Offshore Holdings Limited | Cayman Islands | 100.00% |
Transocean Offshore International Limited | Cayman Islands | 100.00% |
Transocean Offshore International Ventures Limited | Cayman Islands | 100.00% |
Transocean Offshore Limited | Cayman Islands | 100.00% |
Transocean Offshore Norway Inc. | Delaware | 100.00% |
Transocean Offshore Services Ltd. | Cayman Islands | 100.00% |
Transocean Offshore USA Inc. | Delaware | 100.00% |
Transocean Offshore Ventures Inc. | Delaware | 100.00% |
Transocean Onshore Support Services Limited | Scotland | 100.00% |
Transocean Pacific Drilling Holdings Limited | Cayman Islands | 100.00% |
Transocean Pacific Drilling Inc. | British Virgin Islands | 50.00% |
Transocean Payroll Services SRL | Barbados | 100.00% |
Transocean Perfuracoes Ltda. | Brazil | 100.00% |
Transocean Richardson LLC | Delaware | 100.00% |
Transocean Sedco Forex Ventures Limited | Cayman Islands | 100.00% |
Transocean Services AS | Norway | 100.00% |
Transocean Services UK Limited | England and Wales | 100.00% |
Transocean Seven Seas LLC | Delaware | 100.00% |
Subsidiaries of Transocean Ltd.
Transocean Support Services Limited | Cayman Islands | 100.00% |
Transocean Support Services Nigeria Limited | Nigeria | 100.00% |
Transocean Support Services Pvt. Limited | India | 100.00% |
Transocean Technical Services Inc. | Panama | 100.00% |
Transocean Treasury Services SRL | Barbados | 100.00% |
Transocean UK Limited | England and Wales | 100.00% |
Transocean Worldwide Inc. | Cayman Islands | 100.00% |
Triton Asset Limited | Cayman Islands | 100.00% |
Triton Asset Management Limited | Cayman Islands | 100.00% |
Triton Drilling Limited | Cayman Islands | 100.00% |
Triton Drilling Mexico LLC | Delaware | 100.00% |
Triton Financing Kft. | Hungary | 100.00% |
Triton Holdings Limited | British Virgin Islands | 100.00% |
Triton Hungary Asset Management LLC | Hungary | 100.00% |
Triton Hungary Investments 1 Kft. | Hungary | 100.00% |
Triton Hungary Investments 2 Kft. | Hungary | 100.00% |
Triton Industries, Inc. | Panama | 100.00% |
Triton Management Services LLC | Hungary | 100.00% |
Triton Nautilus Asset Management LLC | Hungary | 100.00% |
Triton Offshore Leasing Services Limited | Labuan, Malaysia | 100.00% |
Triton Pacific Limited | England and Wales | 100.00% |
Turnkey Ventures de Mexico Inc. | Delaware | 100.00% |
Wilrig Drilling (Canada) Inc. | Canada | 100.00% |
Wilrig Offshore (UK) Ltd. | England and Wales | 100.00% |