| Exhibit 21.1 |
| SUBSIDIARIES OF THE REGISTRANT |
| The following list sets forth the name and jurisdiction of incorporation of each subsidiary of the Registrant (other than certain subsidiaries that, considered in the aggregate as a single subsidiary, would not constitute a significant subsidiary) and the percentage of voting securities owned by each subsidiary's immediate parent as of December 31, 2002. Each such subsidiary is included in the Consolidated Financial Statements. |
| Percentage of Voting Securities Owned by Registrant | Percentage of Voting Securities Owned by Immediate Parent | ||||
|---|---|---|---|---|---|
| ENSCO Drilling Company (Delaware) | 100 | % | |||
| ENSCO de Venezuela, C.A. (Venezuela) | 100 | % | |||
| ENSCO Drilling (Caribbean), Inc. (Cayman Islands) | 100 | % | |||
| ENSCO Drilling Venezuela, Inc. (Cayman Islands) | 100 | % | |||
| ENSCO Holding Company (Delaware) | 100 | % | |||
| ENSCO Offshore Company (Delaware) | 100 | % | |||
| ENSCO Australia Corporation I (Delaware) | 100 | % | |||
| ENSCO Offshore Partnership (Australia) | 1 | % | |||
| ENSCO Australia Corporation II (Delaware) | 100 | % | |||
| ENSCO Offshore Partnership (Australia) | 99 | % | |||
| ENSCO Qatar Company (Delaware) | 100 | % | |||
| ENSCO Platform Company (Delaware) | 100 | % | |||
| Dual Drilling de Venezuela, C.A. (Venezuela) | 100 | % | |||
| ENSCO Incorporated (Texas) | 100 | % | |||
| ENSCO Marine Company (Delaware) | 100 | % | |||
| ENSCO Oceanics Company (Delaware) | 100 | % | |||
| ENSCO Asia Pacific Pte. Limited (Singapore) | 100 | % | |||
| ENSCO Brazil Servicos de Petroleo Limitada (Brazil) | 99 | % | |||
| ENSCO Asia Company (Texas) | 100 | % | |||
| P. T. ENSCO Sarida Offshore (Indonesia) | 80 | % | |||
| Sociedade Brasileira de Perfuacoes Ltda. (Brazil) | 99 | % | |||
| ENSCO Gerudi (M) Sdn. Bhd.(Malaysia) | 49 | % | |||
| ENSCO Offshore International Company (Cayman) | 100 | % | |||
| ENSCO Limited (Cayman Islands) | 100 | % | |||
| ENSCO Oceanics International Company | 100 | % | |||
| ENSCO Drilling Company (Nigeria) Ltd. (Nigeria) | 99 | % | |||
| ENSCO Australia Pty. Ltd. (Australia) | 100 | % | |||
| ENSCO Holland B.V. (The Netherlands) | 100 | % | |||
| Petroleum Finance Corporation (Cayman Islands) | 100 | % | |||
| ENSCO Offshore U.K. Limited (United Kingdom) | 100 | % | |||
| ENSCO Services Limited (United Kingdom) | 100 | % | |||
| ENSCO Netherlands Ltd. (Cayman Islands) | 100 | % | |||
| ENSCO U.K. Limited (United Kingdom) | 100 | % | |||
| ENSCO Enterprises Limited (Cayman Islands) | 25 | % | |||
| ENSCO Offshore International Inc. (Marshall Islands) | 100 | % | |||
| ENSCO Maritime Limited (Bermuda) | 100 | % | |||
| ENSCO Arabia Limited (Saudi Arabia) | 50 | % | |||
| ENSCO Offshore Drilling Inc. (Delaware) | 100 | % | |||
| Chiles Coronado Inc. (Delaware) | 100 | % | |||
| Chiles Galileo LLC (Delaware) | 100 | % | |||
| Chiles Offshore Nigeria Limited (Nigeria) | 50 | % | |||