| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 00065986 PLC | 00065986 | 18/03/2002 | 23/02/2004 | Dissolved |
| ADM PURA LIMITED | 00849405 | 26/05/2000 | 19/05/2003 | Silver |
| DEVRO LIMITED | SC129785 | 13/06/2001 | 07/05/2009 | Bronze |
| EAST SURREY HOLDINGS LIMITED | 02660370 | 24/09/1999 | 30/11/2005 | Amber |
| ESP UTILITIES GROUP LIMITED | 02612105 | 31/07/2000 | 30/11/2005 | Silver |
| FCC ENVIRONMENT (UK) LIMITED | 02902416 | 04/03/2002 | 18/06/2002 | Bronze |
| NORCOR HOLDINGS LIMITED | 02352247 | 28/02/2000 | 17/10/2002 | Dissolved |
| PHOENIX ENERGY HOLDINGS LIMITED | 04135896 | 24/01/2001 | 30/11/2005 | Bronze |
| PORTER CHADBURN P L C | 01047319 | 13/09/1991 | 24/05/1999 | Insolvent |
| Phoenix Natural Gas Ltd | FC016812 | 19/03/2001 | 05/01/2004 | Dissolved |
| Porter Chadburn Pension Trustees Ltd | 02922554 | 25/01/1995 | 24/05/1999 | Dissolved |
| SESW HOLDING COMPANY LIMITED. | 04151446 | 26/02/2001 | 30/11/2005 | Silver |
| SURREY DOWNS ESTATES LIMITED | 02465343 | 31/07/2000 | 30/11/2005 | Amber |
| SURREY DOWNS PROPERTY INVESTMENT LIMITED | 02783440 | 31/07/2000 | 30/11/2005 | Silver |
| SUTTON AND EAST SURREY WATER PLC | 02447875 | 31/07/2000 | 06/07/2009 | Silver |
| WESSEX WATER SERVICES LIMITED | 02366648 | 23/10/1998 | 22/10/1999 | Silver |