| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Armaform Ltd | 03834426 | 06/04/2000 | Dissolved |
| Highfield Management Services Ltd | 03175383 | 20/03/1996 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRITISH SMALLER COMPANIES VCT PLC | 03134749 | 28/02/1996 | 20/10/2004 | Gold |
| Concorde House Ltd | 02648283 | 24/09/1992 | 21/09/1995 | Dissolved |
| Electricity Association Ltd | 02367010 | 09/08/1993 | 21/09/1995 | Dissolved |
| FRAZER-NASH CONSULTANCY LIMITED | 02562870 | 01/01/2002 | 27/02/2004 | Gold |
| GREAT WESTERN ASSURED GROWTH LIMITED | 02525892 | 05/09/1991 | 20/03/1997 | Gold |
| Gaia (Creed) Ltd | 03612798 | 10/08/1998 | 31/07/2001 | Dissolved |
| NATIONAL EXPRESS MIDDLE EAST PLC | 03081303 | 01/06/1996 | 19/09/2000 | Gold |
| NATIONAL GRID ELECTRICITY DISTRIBUTION (SOUTH WEST) PLC | 02366894 | 01/04/1992 | 21/09/1995 | Silver |
| NATIONAL GRID HOLDINGS ONE PLC | 02367004 | 01/09/1993 | 17/11/1995 | Silver |
| Nhsw Realisations Ltd | 02998262 | 29/06/1995 | 21/09/1995 | Dissolved |
| REBUS GROUP LIMITED | 03109650 | 01/11/1997 | 16/03/1999 | Dissolved |
| SOUTH WEST ENTERPRISE LIMITED | 02773877 | 30/09/1993 | 15/03/1996 | Dissolved |
| UNITED UTILITIES PLC | 02366616 | 01/03/1996 | 29/07/2005 | Bronze |
| UTILITY LINK LIMITED | 03478538 | 01/10/1998 | 31/01/1999 | Dissolved |
| WESTERN GAS LIMITED | 02677708 | 15/01/1993 | 21/09/1995 | Dissolved |
| WINDELECTRIC LIMITED | 02407377 | 01/04/1996 | 19/03/1999 | Dissolved |
| WPD SHARE SCHEME TRUSTEES LIMITED | 02525142 | 24/07/1992 | 21/09/1995 | Dissolved |
| Warren Group Ltd | 03622376 | 06/11/1998 | 05/11/2001 | Dissolved |
| Waste Power Ltd | 04134440 | 23/01/2001 | 05/01/2004 | Dissolved |
| Western Power Distribution Telecoms Ltd | 02720668 | 05/06/1992 | 21/09/1995 | Dissolved |
| Weston Antennas Ltd | 01925871 | 24/05/2001 | 07/07/2002 | Dissolved |