EX-21 7 ex21-20021231.txt EXHIBIT 21 EXHIBIT 21 LIST OF SUBSIDIARIES The following is a list of the Registrant's subsidiaries at December 31, 2002, other than certain subsidiaries that did not in the aggregate constitute a significant subsidiary.
Name Jurisdiction of Formation ------------------------------------------------------------ ------------------------- INDSPEC Holding Corporation Delaware La Porte Chemicals Corp. Delaware Laurel Industries, Inc. Ohio Natural Gas Odorizing, Inc. Oklahoma Occidental Andina, LLC Delaware Occidental C.O.B. Partners Delaware Occidental Chemical Chile S.A.I. Chile Occidental Chemical Corporation New York Occidental Chemical Holding Corporation California Occidental Crude Sales, Inc. (International) Delaware Occidental de Colombia, Inc. Delaware Occidental Energy Marketing, Inc. Delaware Occidental Exploration and Production Company California Occidental Gas de Mexico, LLC Delaware Occidental International Exploration and Production Company California Occidental International Holdings Ltd. Bermuda Occidental International Oil and Gas Ltd. Bermuda Occidental Mexico Holdings, Inc. Nevis Occidental of Elk Hills, Inc. Delaware Occidental of Oman, Inc. Nevis Occidental of Russia (Cyprus) Limited Cyprus Occidental of Russia Ltd. Bermuda Occidental Oil and Gas Holding Corporation California Occidental Oil and Gas Pakistan LLC Nevis Occidental OOOI Holder, Inc. Delaware Occidental Overseas Operations, Inc. Delaware Occidental Peninsula, Inc. Delaware Occidental Peninsula II, Inc. Nevis Occidental Permian Ltd. Texas Occidental Petroleum (Pakistan), Inc. Delaware Occidental Petroleum Investment Co. California Occidental Petroleum of Qatar Ltd. Bermuda Occidental PVC LP, Inc. Delaware Occidental Quimica do Brasil Ltda. Brazil Occidental Yemen Ltd. Bermuda OOG Partner Inc. Delaware OOOI Chemical International, LLC Delaware OOOI Chemical Management, Inc. Delaware OOOI Oil and Gas Management, Inc. Delaware OOOI Oil and Gas Sub, LLC Delaware Oxy CH Corporation California Oxy Chemical Corporation California OXY Dolphin E&P, LLC Nevis OXY Dolphin Pipeline, LLC Nevis Oxy Energy Services, Inc. Delaware OXY Long Beach, Inc. Delaware OXY Oil Partners, Inc. Delaware OXY Receivables Corporation Delaware OXY USA Inc. Delaware OXY USA WTP LP Delaware Oxy Vinyls Canada Inc. Canada Oxy Vinyls, LP Delaware Oxy Westwood Corporation California Repsol Occidental Corporation Delaware