HALLIBURTON COMPANY
EXHIBIT 21
SUBSIDIARIES OF THE REGISTRANT
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Furnished below is a list of the subsidiaries of the Registrant, together with the percentage of voting
securities owned or other basis of control:
Number of Unnamed
Percentage Wholly-Owned Subsidiaries
State or of Voting Included in Consolidation
Country of Securities --------------------------
Name of Company Incorporation Owned U.S. Foreign
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HALLIBURTON COMPANY (Registrant) Delaware Parent 21 34
Halliburton Holdings, Inc. Delaware 100 5
Halliburton Holdings B.V. The Netherlands 100 5
Halliburton Canada, Inc. Alberta, Canada 100
Energy Services
- --------------- Delaware 100
Halliburton International, Inc. Singapore 100
Halliburton Singapore Pte Ltd Venezuela 100 3
Servicios de Halliburton de Venezuela, S.A. Texas 100
Halliburton International, Inc. Austria 100 2
Halliburton International GmbH Guam 100
Halliburton International Sales Company Cayman Islands 100
Halliburton Global Limited Cayman Islands 100
Halliburton Worldwide Limited Delaware 100
Halliburton Oilfield Services (Norway), Inc. Cayman Islands 100
Halliburton Offshore Services, Inc. Germany 100
Halliburton Company Germany, GmbH Germany 100
Otis Engineering, GmbH Austria 100
Halliburton Company Austria, GmbH Cayman Islands 100
Halliburton Overseas Limited Mexico 100
Halliburton de Mexico, S.A. de C.V. Panama 100 4
HLS International, S.A. Argentina 100
Halliburton Argentina, S.A. Brazil 100
Halliburton Cementacao Limitada
Halliburton do Brasil Servicos, Brazil 100
Commercio e Industria Ltda. Italy 100
Halliburton Italiana, S.p.A. United Kingdom 100
Halliburton Limited United Kingdom 100 1
Halliburton Manufacturing and Services Limited Nigeria 60
Halliburton Nigeria Limited Cayman Islands 100 1
Halliburton West Africa Ltd. Australia 100
Halliburton Australia Pty. Ltd. Indonesia 80
P.T. Halliburton Indonesia Texas 100
Halliburton Energy Services Asia, Inc. Indonesia 80
P.T. Halliburton Logging Services Indonesia Singapore 100
Halliburton Manufacturing (Singapore) Pte Limited
Subsidiaries of the Registrant
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Number of Unnamed
Percentage Wholly-Owned Subsidiaries
State or of Voting Included in Consolidation
Country of Securities --------------------------
Name of Company Incorporation Owned U.S. Foreign
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Engineering and Construction Services
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Brown & Root Holdings, Inc. Delaware 100 8 7
Brown & Root I, Inc. Delaware 100
Brown & Root, Inc. Delaware 100 3
Brown & Root Industrial Services, Inc. Delaware 100
Enterprise Building Corporation Florida 100
Brown & Root Technical Services. Inc. Delaware 100 2 2
Brown & Root Services Corporation Delaware 100
Brown & Root International, Inc. Delaware 100 2
Brown & Root International, Inc. Panama 100 2
Brown & Root (Gulf) E.C. Bahrain 100
Brown & Root Offshore N.V.
Antilles 100
Brown & Root (Overseas) Limited United Kingdom 100
Halliburton NUS Corporation Delaware 100 1 1
Halliburton Holdings, Ltd. United Kingdom 100 4
Brown & Root, Ltd. United Kingdom 100 4
Brown & Root Vickers Limited United Kingdom 100 2
Howard Humphreys Group Limited United Kingdom 100 12
European Marine Contractors Ltd. United Kingdom 50 1
Brown & Root - Highlands
Fabricators Limited United Kingdom 100
Rockwater Holdings, Ltd. United Kingdom 100
Rockwater Ltd. United Kingdom 100
2W Underwater Contractors, Ltd. United Kingdom 100
Kestrel Subsea Systems United Kingdom 100
Rockwater A/S Norway 100
Rockwater Ireland Ireland 100
Rockwater, Inc. Delaware 100 1
Rockwater C.V. The Netherlands 100
Rockwater B.V. The Netherlands 100 4
Insurance Services
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Highlands Group Insurance, Inc. Delaware 100
Highlands Insurance Company Texas 100 4
Highlands Insurance Company - U.K. Limited United Kingdom 100
Highlands Overseas Limited Bermuda 100
Highlands Limited Bermuda 100
Southern California Bonding Services, Inc. California 100
Underwriters' Special Risks Texas 100 2 1
The names of certain subsidiaries have been omitted since the unnamed subsidiaries considered in the
aggregate would not constitute a significant subsidiary.