Exhibit 21.1

BAKER HUGHES INCORPORATED

SIGNIFICANT SUBSIDIARIES

December 31, 2011

Subsidiary	Jurisdiction		Percentage Ownership
Western Atlas, Inc.		Delaware		100	%
Baker Hughes Oilfield Operations, Inc.		California		(1	)
Baker Hughes International Branches, Inc.		Delaware		(2	)
Baker Hughes EHHC, Inc.		Delaware		100	%
BH International Holdings C.V.		The Netherlands		100	%
BH Nederland 3 C.V.		The Netherlands		100	%
RH Holdings 5 C.V.		The Netherlands		100	%
Baker Hughes International Coöperatief U.A.		The Netherlands		100	%
Baker Hughes Holdings I B.V.		The Netherlands		100	%
Baker Hughes Luxembourg Holdings S.C.A.		Luxembourg		(3	)
Baker Hughes Nederland Holdings B.V.		The Netherlands		100	%
Baker Hughes EHO Limited		Bermuda		100	%
Baker Hughes Limited		United Kingdom		100	%
Baker Hughes Canada Holdings B.V.		The Netherlands		100	%
Baker Hughes Canada Company		Nova Scotia		100	%
Baker Hughes Finance Int’l S.r.l.		The Netherlands		(4	)
Baker Hughes Norge A/S		Norway		(5	)
Baker Hughes Asia Pacific Limited		Cayman Islands		100	%
Baker Hughes de Colombia Ltd.		Bermuda		100	%
Baker Hughes (Nederland) B.V.		The Netherlands		100	%
Baker Hughes (Deutschland) Holdings GmbH		Germany		100	%
Baker Hughes INTEQ GmbH		Germany		(6	)
Baker Hughes Luxembourg S.a.r.l.		Luxembourg		100	%
Oilfield Tool Leasing		United Kingdom		100	%
BJ Services International Sarl		Luxembourg		100	%
Baker Petrolite Corporation		Delaware		100	%

(1)    Baker Hughes Oilfield Operations, Inc.
Western Atlas Inc.	93.98	%
Other subsidiaries	6.02	%
(2)    Baker Hughes International Branches, Inc.
Baker Hughes Oilfield Operations, Inc.	96.65	%
Other subsidiaries	3.35	%
(3)    Baker Hughes Luxembourg Holdings S.C.A.
Baker Hughes Holdings I B.V.	57.96	%
Other Subsidiaries	42.04	%
(4)    Baker Hughes Finance International S.r.l.
Baker Hughes Canada Company	99.90	%
Other subsidiaries	0.10	%
(5)    Baker Hughes Norge A/S
Bake Hughes Finance International S.r.l.	52.00	%
Other subsidiaries	48.00	%
(6)    Baker Hughes INTEQ GmbH
Baker Hughes (Deutschland) Holdings GmbH	99.00	%
Other subsidiaries	1.00	%