| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Croft Oil & Gas Myanmar Ltd | SC127250 | 21/05/1991 | Dissolved |
| Croft Oil Kazakhstan Ltd | SC154017 | 01/12/1995 | Dissolved |
| Lomond Petroleum Ltd | SC092132 | 29/12/1988 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CROFT EXPLORATION LIMITED | SC092120 | 29/12/1988 | 14/07/1999 | Dissolved |
| CROFT OFFSHORE OIL LIMITED | SC152234 | 04/11/1994 | 30/06/1997 | Dissolved |
| CROFT OIL AND GAS PLC | SC117890 | 15/05/1989 | 14/07/1997 | Dissolved |
| Kerr-McGee Glamis Ltd | SC117458 | 22/10/1991 | 23/01/1992 | Dissolved |
| Liberty Exploration Company Ltd | SC088327 | 24/08/1989 | 01/10/1998 | Dissolved |
| RIGEL PETROLEUM UK LIMITED | 03389978 | 23/09/1997 | 24/09/1999 | Silver |