EXHIBIT 21 SUBSIDIARIES OF EEX CORPORATION STATE OF INCORPORATION/ORGANIZATION - ------------------------------- ----------------------------------- EEX Operating LLC Delaware EEX Operating L.P. Delaware EEX Capital, Inc. Delaware Enserch International Oil & Gas, Inc. Texas EEX International, Inc. Texas Corpus Christi Energy Co. Delaware Corpus Christi Hydrocarbons Co. Delaware Enserch Far East Ltd. Cayman Islands EEX Asahan Ltd. Cayman Islands EEX Turkey B.V. Netherlands EEX New Zealand Ltd. Cayman Islands EEX Exploration and Production Company LLC Delaware EEX E&P Company, L.P. Delaware EEX Reserves Funding LLC Delaware EEX Reserves Company LLC Delaware EEX Natural Gas Company Delaware EEX Gathering Company Delaware EEX Pipeline Company, L.P. Delaware Rocksprings Pipeline Company LLC Delaware