| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ALLOIS PROPERTIES (LEEDS) LIMITED | 08889022 | 17/03/2014 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ANGLO AMERICAN PLC | 03564138 | 19/04/1999 | 22/04/2010 | Silver |
| BRIGHTSIDE GROUP LIMITED | 05941335 | 01/07/2008 | 24/07/2014 | Amber |
| EXPRO INTERNATIONAL GROUP LIMITED | 02688814 | 14/07/1999 | 12/07/2000 | Dissolved |
| IOFINA PLC | 05393357 | 01/04/2008 | 31/03/2014 | Gold |
| NATIONAL COUNCIL FOR WORK EXPERIENCE | 03608988 | 15/09/1998 | 20/01/1999 | Dissolved |
| ORSTED SALES (UK) LIMITED | 02405635 | 30/05/1997 | 31/12/1998 | One Red Flag |
| SHELL CHEMICALS EUROPE LIMITED | 02941588 | 30/06/1994 | 31/12/1998 | Dissolved |
| SHELL CHEMICALS U.K. LIMITED | 00407234 | 28/10/1993 | 31/12/1998 | Silver |
| SHELL HOLDINGS (U.K.) LIMITED | 01485890 | 28/10/1993 | 31/12/1998 | Amber |
| SHELL INTERNATIONAL PETROLEUM COMPANY LIMITED | 00621148 | 06/10/1995 | 28/01/1997 | Silver |
| SHELL PENSIONS TRUST LIMITED | 00347455 | 01/11/1993 | 28/02/1999 | Not Trading |
| SHELL U.K. LIMITED | 00140141 | 22/03/1993 | 31/12/1998 | Bronze |
| SHELL VENTURES U.K. LIMITED | 00524284 | 28/10/1993 | 31/12/1998 | Gold |
| STENA DRILLING (HOLDINGS) LIMITED | 02483165 | 01/03/1999 | 19/08/2019 | Gold |
| STENA DRILLING LIMITED | 00061135 | 01/03/1999 | 19/08/2019 | Silver |
| WEIR GROUP PLC(THE) | SC002934 | 06/02/2001 | 15/05/2003 | Silver |