EXHIBIT 21

 

Subsidiaries of the Registrant (1), (2) and (3) — at December 31, 2005

 

     Percentage of
Voting Securities
Owned Directly
or Indirectly by
Registrant


  

State or

Country of
Organization


Abu Dhabi Petroleum Company Limited (5)

   23.75    England

Aera Energy LLC (5)

   48.2    California

Al-Jubail Petrochemical Company (4) (5)

   50    Saudi Arabia

Ampolex (CEPU) Pte Ltd

   100    Singapore

Ancon Insurance Company, Inc.

   100    Vermont

BEB Erdgas und Erdoel GmbH (4) (5)

   50    Germany

Cameroon Oil Transportation Company S.A. (5)

   41.07    Cameroon

Caspian Pipeline Consortium (5)

   7.5    Russia/Kazakhstan

Castle Peak Power Company Limited (5)

   60    Hong Kong

Chalmette Refining, LLC (4) (5)

   50    Delaware

Esso Australia Resources Pty Ltd

   100    Australia

Esso Austria GmbH

   100    Austria

Esso Brasileira de Petroleo Limitada

   100    Brazil

Esso Chile Petrolera Limitada

   100    Chile

Esso Deutschland GmbH

   100    Germany

Esso Erdgas Beteiligungsgesellschaft mbH

   100    Germany

Esso Espanola, S.L.

   100    Spain

Esso Exploration and Production Angola (Block 31) Limited

   100    Bahamas

Esso Exploration and Production Chad Inc.

   100    Delaware

Esso Exploration and Production Nigeria (Deepwater) Limited

   100    Nigeria

Esso Exploration and Production Nigeria Limited

   100    Nigeria

Esso Exploration and Production UK Limited

   100    England

Esso Exploration Angola (Block 15) Limited

   100    Bahamas

Esso Exploration Angola (Block 17) Limited

   100    Bahamas

Esso Ireland Limited

   100    Ireland

Esso Italiana S.r.l.

   100    Italy

Esso Malaysia Berhad

   65    Malaysia

Esso Natuna Ltd.

   100    Bahamas

Esso Nederland B.V.

   100    Netherlands

Esso Norge AS

   100    Norway

Esso Petrolera Argentina Sociedad de Responsabilidad Limitada

   100    Argentina

Esso Petroleum Company, Limited

   100    England

Esso Pipeline Investments Limited

   100    Bahamas

Esso Raffinage S.A.F.

   82.89    France

Esso Schweiz GmbH

   100    Switzerland

Esso Societe Anonyme Francaise

   82.89    France

Esso (Thailand) Public Company Limited

   87.5    Thailand

Esso Trading Company of Abu Dhabi

   100    Delaware

Exxon Azerbaijan Caspian Sea Limited

   100    Bahamas

Exxon Azerbaijan Limited

   100    Bahamas

Exxon Capital Corporation

   100    New Jersey

Exxon Chemical Arabia Inc.

   100    Delaware

Exxon Chemical Asset Management Partnership

   100    Delaware

Exxon International Finance Company

   100    Delaware

 

– 1 –


     Percentage of
Voting Securities
Owned Directly
or Indirectly by
Registrant


  

State or

Country of
Organization


Exxon Luxembourg Holdings LLC

   100    Delaware

Exxon Mobile Bay Limited Partnership

   100    Delaware

Exxon Neftegas Limited

   100    Bahamas

Exxon Overseas Corporation

   100    Delaware

Exxon Yemen Inc.

   100    Delaware

ExxonMobil Alaska Production Inc.

   100    Delaware

ExxonMobil Asia Pacific Pte. Ltd.

   100    Singapore

ExxonMobil Aviation International Limited

   100    England

ExxonMobil Canada Energy

   100    Canada

ExxonMobil Canada Ltd.

   100    Canada

ExxonMobil Canada Properties

   100    Canada

ExxonMobil Capital N.V.

   100    Netherlands

ExxonMobil Central Europe Holding GmbH

   100    Germany

ExxonMobil Chemical Central Europe GmbH

   100    Germany

ExxonMobil Chemical Films Europe, Inc.

   100    Delaware

ExxonMobil Chemical France S.A.R.L.

   99.77    France

ExxonMobil Chemical Holland B.V.

   100    Netherlands

ExxonMobil Chemical Limited

   100    England

ExxonMobil Chemical Operations Private Limited

   100    Singapore

ExxonMobil de Colombia S.A.

   99.42    Colombia

ExxonMobil Delaware Holdings Inc.

   100    Delaware

ExxonMobil Egypt (S.A.E.)

   100    Egypt

ExxonMobil Energy Limited

   100    Hong Kong

ExxonMobil Exploration and Production Malaysia Inc.

   100    Delaware

ExxonMobil Exploration and Production Norway AS

   100    Norway

ExxonMobil Far East Holdings Ltd.

   100    Bahamas

ExxonMobil Finance Company Limited

   100    England

ExxonMobil Gas Marketing Deutschland GmbH

   99.999    Germany

ExxonMobil Gas Marketing Deutschland GmbH & Co. KG

   50    Germany

ExxonMobil Gas Marketing Europe Limited

   100    England

ExxonMobil Global Services Company

   100    Delaware

ExxonMobil Holding Company Holland LLC

   100    Delaware

ExxonMobil Holding Norway AS

   100    Norway

ExxonMobil Hong Kong Limited

   100    Hong Kong

ExxonMobil Hungary Finance Kft.

   100    Hungary

ExxonMobil International Holdings Inc.

   100    Delaware

ExxonMobil International Services, SARL

   100    Luxembourg

ExxonMobil Kazakhstan Inc.

   100    Bahamas

ExxonMobil Kazakhstan Ventures Inc.

   100    Delaware

ExxonMobil Luxembourg UK, SARL

   100    Luxembourg

ExxonMobil Malaysia Sdn Bhd

   100    Malaysia

ExxonMobil Marine Limited

   100    England

ExxonMobil Middle East Gas Marketing Limited

   100    Bahamas

 

– 2 –


     Percentage of
Voting Securities
Owned Directly
or Indirectly by
Registrant


  

State or

Country of
Organization


ExxonMobil Oil & Gas Investments Limited

   100    Bahamas

ExxonMobil Oil Corporation

   100    New York

ExxonMobil Oil Indonesia Inc.

   100    Cayman Island

ExxonMobil Permian Basin Inc.

   100    Delaware

ExxonMobil Petroleum & Chemical, BVBA

   100    Belgium

ExxonMobil Petroleum & Chemical Holdings Inc.

   100    Delaware

ExxonMobil Pipeline Company

   100    Delaware

ExxonMobil Production Deutschland GmbH

   100    Germany

ExxonMobil Production Norway Inc.

   100    Delaware

ExxonMobil Qatargas Inc.

   100    Delaware

ExxonMobil Rasgas Inc.

   100    Delaware

ExxonMobil Sales and Supply Corporation

   100    Delaware

ExxonMobil Southwest Holdings Inc.

   100    Delaware

ExxonMobil Yugen Kaisha

   100    Japan

Fina Antwerp Olefins N.V. (5)

   35    Belgium

Imperial Oil Limited

   69.6    Canada

Imperial Oil Petroliere Imperiale, (an Ontario General Partnership)

   69.6    Canada

Imperial Oil Resources (an Alberta limited partnership)

   69.6    Canada

Imperial Oil Resources N.W.T. Limited

   69.6    Canada

Infineum Holdings B.V. (5)

   49.96    Netherlands

Kyokuto Sekiyu Kogyo Kabushiki Kaisha (4) (5)

   50    Japan

Mineraloelraffinerie Oberrhein GmbH & Co. KG (5)

   25    Germany

Mobil Argentina S.A.

   100    Argentina

Mobil Australia Resources Company Pty Limited

   100    Australia

Mobil California Exploration & Producing Asset Company

   100    Delaware

Mobil Caspian Pipeline Company

   100    Delaware

Mobil Cerro Negro, Ltd.

   100    Bahamas

Mobil Corporation

   100    Delaware

Mobil Equatorial Guinea Inc.

   100    Delaware

Mobil Erdgas-Erdoel GmbH

   99.999    Germany

Mobil Exploration Indonesia Inc.

   100    Cayman Island

Mobil North Sea Limited

   100    Delaware

Mobil Oil Australia Pty Ltd

   100    Australia

Mobil Oil Exploration & Producing Southeast Inc.

   100    Delaware

Mobil Oil New Zealand Limited

   100    New Zealand

Mobil Pipe Line Company

   100    Delaware

Mobil Producing Nigeria Unlimited

   100    Nigeria

Mobil Producing Texas & New Mexico Inc.

   100    Delaware

Mobil Refining Australia Pty Ltd

   100    Australia

Mobil Services (Bahamas) Limited

   100    Bahamas

Mobil Yanbu Petrochemical Company Inc.

   100    Delaware

Mobil Yanbu Refining Company Inc.

   100    Delaware

Nansei Sekiyu Kabushiki Kaisha (6)

   43.77    Japan

 

– 3 –


     Percentage of
Voting Securities
Owned Directly
or Indirectly by
Registrant


  

State or

Country of
Organization


Nederlandse Aardolie Maatschappij B.V. (4) (5)

   50    Netherlands

Qatar Liquefied Gas Company Limited (5)

   10    Qatar

Qatar Liquefied Gas Company Limited (II) (5)

   30    Qatar

Ras Laffan Liquefied Natural Gas Company Limited           (5)

   24.999    Qatar

Ras Laffan Liquefied Natural Gas Company Limited (II)     (5)

   30    Qatar

Ras Laffan Liquefied Natural Gas Company Limited (3)     (5)

   30    Qatar

Samoco LLC (4)

   50    Cayman Island

Saudi Aramco Mobil Refinery Company Ltd. (4) (5)

   50    Saudi Arabia

Saudi Yanbu Petrochemical Co. (4) (5)

   50    Saudi Arabia

SeaRiver Maritime Financial Holdings, Inc.

   100    Delaware

SeaRiver Maritime, Inc.

   100    Delaware

Societa per Azioni Raffineria Padana Olii Minerali—SARPOM

   74.14    Italy

Superior Oil (U.K.) Limited

   100    England

Tengizchevroil, LLP (5)

   25    Kazakhstan

TonenGeneral Sekiyu K.K.

   50.021    Japan

Tonen Kagaku K.K.

   50.021    Japan

NOTES:

(1)   For the purposes of this list, if the registrant owns directly or indirectly approximately 50 percent of the voting securities of any person and approximately 50 percent of the voting securities of such person is owned directly or indirectly by another interest, or if the registrant includes its share of net income of any other unconsolidated person in consolidated net income, such person is deemed to be a subsidiary.
(2)   With respect to certain companies, shares in names of nominees and qualifying shares in names of directors are included in the above percentages.
(3)   The names of other subsidiaries have been omitted from the above list since considered in the aggregate, they would not constitute a significant subsidiary under Securities and Exchange Commission Regulation S-X, Rule 1-02(w).
(4)   The registrant owns directly or indirectly approximately 50 percent of the securities of this person and approximately 50 percent of the voting securities of this person is owned directly or indirectly by another single interest.
(5)   The investment in this unconsolidated person is represented by the registrant’s percentage interest in the underlying net assets of such person. The accounting for these unconsolidated persons is referred to as the equity method of accounting.
(6)   The percentage interest shown reflects an 87.5% ownership of voting securities by TonenGeneral Sekiyu K.K., of which the registrant owns 50.021% of voting securities.

 

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