EXHIBIT 21.1

GLOBALSANTAFE CORPORATION
AND SUBSIDIARIES
March 11, 2004

		PERCENT OF
	STATE OR OTHER	VOTING STOCK
	JURISDICTION OF	OWNED BY
NAME OF COMPANY	INCORPORATION	IMMEDIATE
GlobalSantaFe Corporation	Cayman Islands
Entities Holdings, Inc.	Delaware		100	%
Key Perfuracoes Maritimas Limitada	Brazil		100	%
MSF Offshore Services India Private Limited	India		100	%
Santa Fe Braun Inc.	Delaware		100	%
Santa Fe Drilling Company of Venezuela, C.A.	California		100	%
Santa Fe Servicos de Perfuracao Limitada	Brazil		100	%
Geothermal Royalty Holdings, Inc.	Delaware		100	%
GlobalSantaFe Asset Holdings Inc.	British Virgin Islands		100	%
GlobalSantaFe International Drilling Corporation	Bahamas		57.6	%(a)
Global Offshore Drilling Limited	Nigeria		65	%
GlobalSantaFe Holdings ApS	Denmark		100	%
GlobalSantaFe Drilling Adriatic AS	Norway		100	%
GlobalSantaFe Drilling Norway AS	Norway		100	%
GlobalSantaFe Drilling Services AS	Norway		100	%
GlobalSantaFe High Island III AS	Norway		100	%
GlobalSantaFe International Operations Corporation	British Virgin Islands		77.51	%(b)
GlobalSantaFe Services (BVI) Inc.	British Virgin Islands		100	%
GlobalSantaFe Drilling (BVI) Inc.	British Virgin Islands		100	%
GlobalSantaFe Denmark Holdings ApS	Denmark		100	%
GlobalSantaFe B.V.	Netherlands		100	%
GlobalSantaFe International (Canada) Drilling Company	Nova Scotia		100	%
GlobalSantaFe Norway AS	Norway		100	%
GlobalSantaFe do Brasil Ltda.	Brazil		96.8	%(c)
GlobalSantaFe Drilling (South Atlantic) Inc.	British Virgin Islands		100	%
GlobalSantaFe Drilling U.K. Limited	Scotland		100	%
GlobalSantaFe Onshore Services Limited	Scotland		100	%
GlobalSantaFe North Sea Limited	Bahamas		100	%
GlobalSantaFe Operations (Australia) Pty Ltd	Australia		100	%
GlobalSantaFe Overseas Limited	Bahamas		100	%
GlobalSantaFe West Africa Drilling Limited	Bahamas		100	%
GlobalSantaFe South America LLC	Delaware		100	%
GlobalSantaFe Campeche Holdings LLC	Delaware		100	%
GlobalSantaFe Mexico Holdings LLC	Delaware		100	%
GlobalSantaFe Operations (Mexico) LLC	Delaware		100	%
Intermarine Services (International) Limited	Bahamas		100	%
GlobalSantaFe Drilling (N.A.) N.V.	Netherlands Antilles		100	%
GlobalSantaFe Services Netherlands B.V.	Netherlands		100	%
P.T. Santa Fe-Pomeroy Indonesia	Indonesia		70	%
P.T. Santa Fe Supraco Indonesia	Indonesia		95	%
GlobalSantaFe Drilling Operations Inc.	Cayman Islands		100	%
Desert Rig Operations, Inc.	Cayman Islands		100	%
GlobalSantaFe (Africa) Inc.	Cayman Islands		100	%
GlobalSantaFe (Labuan) Inc.	Malaysia		100	%
GlobalSantaFe Offshore Services Inc.	Cayman Islands		100	%
GlobalSantaFe International Services Inc.	Panama		100	%
GlobalSantaFe Drilling Company (Overseas) Limited	England		100	%
GlobalSantaFe Drilling Venezuela, C.A.	Venezuela		100	%
SantaFe Drilling Company (U.K.) Limited	England		100	%
GlobalSantaFe Operations (BVI) Inc.	British Virgin Islands		100	%
GlobalSantaFe Holding Company (North Sea) Limited	England		100	%
GlobalSantaFe Drilling Company (North Sea) Limited	England		100	%
GlobalSantaFe Drilling Services (North Sea) Limited	England		100	%
GlobalSantaFe Techserv (North Sea) Limited	England		100	%
GlobalSantaFe Operations (Barbados) Inc.	Cayman Islands		100	%
Covent Garden — Servicos de Marketing LDA	Portugal		98	%(d)
GlobalSantaFe Financial Services (Luxembourg) S.a.r.l.	Luxembourg		99.8	%(e)
GlobalSantaFe Group Financing Limited Liability Company	Hungary		100	%
GlobalSantaFe Holdings Delaware LLC	Delaware		100	%
GlobalSantaFe U.S. Holdings Inc.	Delaware		100	%
Oilfield Services Inc.	Cayman Islands		100	%
Global Marine Inc.	Delaware		100	%
(SEE SEPARATE SECTION FOR SUBSIDIARIES OF GLOBAL MARINE INC.)
Key International Drilling Company Limited	Bermuda		100	%
Platform Capital N.V.	Netherlands Antilles		100	%
GlobalSantaFe Nederland B.V.	Nertherlands		100	%
GlobalSantaFe AG	Switzerland		100	%
GlobalSantaFe Drilling Company (Canada) Limited	Nova Scotia		100	%
GlobalSantaFe (Norge) AS	Norway		100	%
Platform Financial N.V.	Netherlands Antilles		100	%
Santa Fe Drilling Company (Italy) S.r.l.	Italy		100	%
Santa Fe Drilling (Nigeria) Limited	Nigeria		60	%
Santa Fe Operations (Nigeria) Limited	Nigeria		60	%
Saudi Drilling Company Limited	Saudi Arabia		90	%(f)
SEPARATE SECTION FOR SUBSIDIARIES OF GLOBAL MARINE INC.
Applied Drilling Technology Inc.	Texas		100	%
Eaton Industries of Houston, Inc.	Texas		100	%
Campeche Drilling Services Inc.	Delaware		100	%
Challenger Minerals Inc.	California		100	%
Global Marine Drilling (Malaysia) Sdn. Bhd.	Malaysia		100	%
GlobalSantaFe Arctic Ltd.	Canada		100	%
GlobalSantaFe Capital Investments Inc.	Delaware		100	%
GlobalSantaFe Beaufort Sea Inc.	Delaware		100	%
GlobalSantaFe Corporate Services Inc.	Delaware		100	%
GlobalSantaFe de Venezuela Inc.	Delaware		100	%
GlobalSantaFe Drilling Company	Delaware		100	%
Global Marine do Brasil Perfuracoes Ltda.	Brazil		50	%(g)
GlobalSantaFe Caribbean Inc.	California		100	%
GlobalSantaFe Development Inc.	California		100	%
GlobalSantaFe Drilling Trinidad LLC	Delaware		100	%
GlobalSantaFe GOM Services Inc.	Delaware		100	%
GlobalSantaFe Leasing Corporation	Bahamas		100	%
GlobalSantaFe C.R. Luigs Limited	England		100	%
Resource Rig Supply Inc.	Delaware		100	%
GlobalSantaFe Communications, Inc.	Delaware		100	%
Santa Fe Construction Co.	Delaware		100	%
Intermarine Services Inc.	Texas		100	%
Turnkey Ventures de Mexico Inc.	Delaware		100	%

NOTES:

(a)	The remaining 42.4% is owned directly by GlobalSantaFe Drilling Company.
(b)	The remaining 22.49% is owned directly by GlobalSantaFe Corporation.
(c)	The remaining 3.2% is owned directly by GlobalSantaFe Overseas Limited.
(d)	The remaining 2% is owned directly by GlobalSantaFe Holdings Delaware LLC.
(e)	The remaining 0.20% is owned directly by GlobalSantaFe Holdings Delaware LLC.
(f)	The remaining 10% is owned directly by GlobalSantaFe Nederland B.V.
(g)	The remaining 50% is owned directly by Global Marine Inc.