| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Kelt Properties & Securities Ltd | 01349911 | 22/01/1991 | Dissolved |
| Perenco Investments (Long Acre) Ltd | 01693021 | 22/01/1992 | Dissolved |
| Petrolding Ltd | 02109939 | 25/01/1993 | Dissolved |
| Petrolding Ltd | 02109939 | 22/01/1991 | Dissolved |
| Rugdean Limited | 01414818 | 22/01/1992 | Dissolved |
| The Winterbottom Energy Trust Ltd | 00236278 | 22/01/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Jensen Lawson & Co Ltd | 00434396 | 22/01/1992 | 01/07/1991 | Dissolved |
| PERENCO ENERGIES INTERNATIONAL LIMITED | SC061143 | 20/11/1995 | 16/06/2005 | Silver |
| PERENCO HOLDINGS | 01568950 | 20/11/1991 | 16/06/2005 | Silver |
| PERENCO INVESTMENTS (U.K.) | 02215004 | 22/01/1991 | 16/06/2005 | One Red Flag |