| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| DoNALD,Walter,(Scotland) Ltd | SC122539 | 29/01/1993 | Dissolved |
| Paktank Midland Storage Ltd | 00875600 | 01/10/1997 | Dissolved |
| Ronda Resources Ltd | 04507314 | 09/08/2002 | Dissolved |
| Sealand Oil Services Ltd | SC076889 | 29/01/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| GATX TERMINALS LIMITED | 02447848 | 30/11/1991 | 01/11/2001 | Amber |
| MANCHESTER JETLINE LIMITED | 02392093 | 05/06/1992 | 12/07/2001 | Silver |
| NAVIGATOR TERMINALS SEAL SANDS LIMITED | 00829104 | 01/03/1999 | 20/04/1999 | Gold |
| NAVIGATOR TERMINALS SEAL SANDS LIMITED | 00829104 | 27/06/1994 | 25/02/2000 | Gold |
| UNIPEN LIMITED | 02169842 | 25/05/1991 | 31/12/1997 | Dissolved |
| Unitank Storage Co Ltd | 00761420 | 05/06/1991 | 01/11/2001 | Dissolved |
| Wymondham Oil Storage Co Ltd | 00875414 | 29/06/1991 | 10/08/2002 | Dissolved |