| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Chevron Captain Co | SF000163 | 22/10/2003 | Dissolved |
| Chevron Petroleum (U K) Ltd | FC005504 | 22/10/2003 | Dissolved |
| GULF OIL (IRELAND) LIMITED | FC014096 | 22/10/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CHEVRON BRITAIN LIMITED | 01006065 | 22/10/2003 | 27/09/2005 | Gold |
| CHEVRON CAPTAIN COMPANY LLC | FC005494 | 22/10/2003 | 27/09/2005 | Silver |
| CHEVRON ENERGY LIMITED | 05300877 | 30/11/2004 | 31/10/2005 | Silver |
| CHEVRON EUROPE LIMITED | 01420477 | 22/10/2003 | 27/09/2005 | Dissolved |
| CHEVRON U.K. INVESTMENT PLC | 01548965 | 22/10/2003 | 27/09/2005 | Dissolved |
| Chevron (U.K.)Offshore Investments Ltd | 00487682 | 22/10/2003 | 27/09/2005 | Dissolved |
| Chevron Great Britain Ltd | 01021742 | 22/10/2003 | 27/09/2005 | Dissolved |
| Chevron Petroleum Co Ltd | 00803105 | 22/10/2003 | 27/09/2005 | Dissolved |
| Gulf Oil North Sea Ltd | 00897339 | 22/10/2003 | 27/09/2005 | Dissolved |
| ITHACA OIL AND GAS LIMITED | 01546623 | 22/10/2003 | 27/09/2005 | Amber |
| TEXACO NORTH SEA U.K. LIMITED | 00807340 | 22/10/2003 | 27/09/2005 | Not Trading |
| Texaco Exploration Ltd | 01019408 | 22/10/2003 | 27/09/2005 | Dissolved |