| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AVANTI GAS LIMITED | 00481121 | 02/03/1998 | 01/11/1998 | Bronze |
| BRITISH PIPELINE AGENCY LIMITED | 01228157 | 19/08/1996 | 13/03/1998 | Bronze |
| British Road Federation | 00271696 | 17/07/1998 | 30/11/1998 | Dissolved |
| FUELS INDUSTRY UK LIMITED | 01404376 | 02/02/1998 | 31/10/1998 | Amber |
| SHELL INTERNATIONAL TRADING AND SHIPPING COMPANY LIMITED | 00525037 | 18/12/2009 | 13/06/2013 | Silver |
| SHELL U.K. LIMITED | 00140141 | 01/01/1998 | 01/11/1998 | Bronze |
| THERMOCOMFORT LIMITED | 01432640 | 01/01/1998 | 01/11/1998 | Amber |
| The Institute of Petroleum | 00135273 | 08/06/1999 | 06/06/2001 | Dissolved |
| UNITED KINGDOM OIL PIPELINES LIMITED | 00746708 | 01/11/1996 | 13/03/1998 | Silver |
| WALTON-GATWICK PIPELINE COMPANY LIMITED | 01732696 | 01/11/1996 | 13/03/1998 | Silver |
| WEST LONDON PIPELINE AND STORAGE LIMITED | 01918796 | 01/11/1996 | 13/03/1998 | Silver |