EXHIBIT 21 Subsidiaries of the Registrant (1), (2) and (3) AT DECEMBER 31, 1994
PERCENTAGE OF VOTING SECURITIES OWNED BY IMMEDIATE STATE OR COUNTRY OF PARENT(S) ORGANIZATION ----------------- -------------------- Ancon Insurance Company, Inc............ 100 Vermont Esso Aktiengesellschaft................. 100 Germany BRIGITTA Erdgas und Erdoel GmbH, Hanno- ver(4)(5)............................. 50 Germany Elwerath Erdgas und Erdoel GmbH, Hanno- ver(4)(5)............................. 50 Germany Esso Australia Resources Ltd. .......... 100 Delaware Delhi Petroleum Pty. Ltd............... 100 Australia Esso Austria Aktiengesellschaft......... 100 Austria Esso Eastern Inc........................ 100 Delaware Esso Malaysia Berhad................... 65 Malaysia Esso Production Malaysia Inc........... 100 Delaware Esso Sekiyu Kabushiki Kaisha........... 100 Japan Esso Singapore Private Limited......... 100 Singapore Esso Standard Thailand Ltd. ........... 87.5 Thailand Exxon Energy Limited................... 100 Hong Kong General Sekiyu K.K.(5)(6).............. 49 Japan P. T. Stanvac Indonesia(4)(5).......... 50 Indonesia Tonen Kabushiki Kaisha(5).............. 25 Japan Esso Exploration and Production Norway AS..................................... 100 Norway Esso Holding Company Holland Inc........ 100 Delaware Esso Holding B.V. ..................... 100 Netherlands/Delaware Esso N.V./S.A. ....................... 100 Belgium/Delaware Esso Nederland B.V..................... 100 Netherlands Exxon Chemical Holland Inc. ........... 100 Delaware Exxon Chemical Holland B.V. .......... 100 Netherlands N. V. Nederlandse Gasunie(5)........... 25 Netherlands Nederlandse Aardolie Maatschappij B.V.(4)(5)............................ 50 Netherlands Esso Holding Company U.K. Inc........... 100 Delaware Esso UK plc............................ 100 England Esso Exploration and Production UK Limited.............................. 100 England Esso Petroleum Company, Limited....... 100 England Exxon Chemical Limited................. 100 England Exxon Chemical Olefins Inc. ........... 100 Delaware Esso Italiana S.p.A.(7)................. 100 Italy Esso Norge AS .......................... 100 Norway Esso Sociedad Anonima Petrolera Argenti- na..................................... 100 Argentina Esso Societe Anonyme Francaise.......... 81.548 France Esso Standard Oil S. A. Limited......... 100 Bahamas Esso (Switzerland)...................... 100 Switzerland Exxon Asset Management Company.......... 75.5 Delaware Exxon Chemical Asset Management Partner- ship(8)................................ 100 Delaware Exxon Mobile Bay Partnership(9)........ 100 Delaware
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PERCENTAGE OF VOTING SECURITIES OWNED BY IMMEDIATE STATE OR COUNTRY OF PARENT(S) ORGANIZATION ----------------- ------------------- Exxon Coal USA, Inc...................... 100 Delaware Exxon Equity Holding Company............. 100 Delaware Exxon Minerals International Inc......... 100 Delaware Compania Minera Disputada de Las Condes S.A. .................................. 99.9466 Chile Exxon Overseas Corporation............... 100 Delaware Exxon Chemical Arabia Inc............... 100 Delaware Al-Jubail Petrochemical Company(4)(5).. 50 Saudi Arabia Exxon Overseas Investment Corporation... 100 Delaware Exxon Financial Services Company Limit- ed.................................... 100 Bahamas Petroleum Shipping Ltd.(10)........... 100 Bahamas Mediterranean Standard Oil Co........... 100 Delaware Esso Trading Company of Abu Dhabi...... 100 Delaware Exxon Pipeline Company................... 100 Delaware Exxon Rio Holding Inc.................... 100 Delaware Esso Brasileira de Petroleo Limitada(11)........................... 100 Brazil Exxon San Joaquin Production Company..... 100 Louisiana Exxon Trading Asia Pacific Private Limit- ed...................................... 100 Singapore Exxon Trading Company International...... 100 Delaware Exxon Yemen Inc.......................... 100 Delaware Friendswood Development Company.......... 100 Arizona Imperial Oil Limited..................... 69.6 Canada International Colombia Resources Corpora- tion(12)................................ 100 Delaware SeaRiver Maritime Financial Holdings Inc. ................................... 100 Delaware SeaRiver Maritime, Inc. ................ 100 Delaware Societe Francaise EXXON CHEMICAL......... 99.359 France Exxon Chemical Polymeres SNC(13)........ 100 France
- --------------------- NOTES: (1) For 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. (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. (6) Dual ownership; of the 49%, 47.468% is owned by Esso Eastern Inc. and 1.532% by Esso Sekiyu Kabushiki Kaisha. (7) Dual ownership; of the 100%, 99% is owned by Exxon Corporation and 1% by Exxon Overseas Corporation. (8) Dual ownership; of the 100%, 69.8% is owned by Exxon Corporation and 30.2% is owned by Exxon Asset Management Company. 2 (9) Dual ownership; of the 100%, 81.4% is owned by Exxon Chemical Asset Management Partnership and 18.6% is owned by Exxon Corporation. (10) Dual ownership; of the 100%, 99.6% is owned by Exxon Financial Services Company Limited and .4% by Esso Eastern Inc. (11) Dual ownership; of the 100%, 90% is owned by Exxon Rio Holding Inc. and 10% by Exxon Sao Paulo Holding Inc. (12) Dual ownership; of the 100%, 55% is owned by Exxon Corporation and 45% by Esso Holding Company Holland Inc. (13) Dual ownership; of the 100%, 98% is owned by Societe Francaise EXXON CHEMICALS and 2% by Societe Paris-Niel. 3