| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Cambrensys Ltd | 02962940 | 09/11/1994 | Dissolved |
| Cambrian Environmental Services Ltd | 02656986 | 24/10/1992 | Dissolved |
| Celtic Contracting Services Ltd | 02832854 | 31/03/1998 | Dissolved |
| Hall & Stinson Limited | 02774186 | 31/03/1998 | Dissolved |
| Intellect Expert Systems (Uk) Ltd | 02917835 | 26/05/1994 | Dissolved |
| Tinadale Ltd | 02965507 | 09/11/1994 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 88 PLYMOUTH ROAD MANAGEMENT COMPANY LIMITED | 03422417 | 20/08/1997 | 23/04/2004 | Not Trading |
| ACER JOHN TAYLOR LIMITED | 01348874 | 30/03/1993 | 15/09/2000 | Dissolved |
| Acer Icf Ltd | 02534052 | 29/06/1993 | 15/09/2000 | Dissolved |
| Acer Services Ltd | 02220702 | 30/03/1993 | 15/09/2000 | Dissolved |
| Altwell Ltd | 01691929 | 30/03/1993 | 15/09/2000 | Dissolved |
| BIRCHFIELD INTERACTIVE LIMITED | 03439052 | 30/07/2001 | 22/09/2003 | Dissolved |
| CHEPSTOW RACES LIMITED | 02020650 | 19/07/2002 | 17/12/2003 | Bronze |
| Celtic Exterior Lighting Ltd | 02832856 | 31/03/1998 | 15/09/2000 | Dissolved |
| DWR CYMRU CYFYNGEDIG | 02366777 | 18/04/1996 | 12/03/1998 | Amber |
| Daniel Pipelines Ltd | 02640107 | 26/09/1994 | 15/09/2000 | Dissolved |
| FIRST MOTORWAY SERVICES LIMITED | 03126731 | 12/12/2000 | 31/03/2006 | Silver |
| HAMSARD ONE THOUSAND AND SIXTY NINE LIMITED | 03486011 | 01/07/2001 | 27/04/2007 | Bronze |
| HARRIS PYE POWER SERVICES LIMITED | 02359988 | 19/08/1997 | 31/03/2007 | Insolvent |
| HYDER LIMITED | 02366776 | 01/05/1992 | 15/09/2000 | Dissolved |
| Hyder Investments Overseas Holdings Ltd | 02958248 | 09/11/1994 | 15/09/2000 | Dissolved |
| Hyder Securities (Utilities) Ltd | 03310618 | 29/09/1997 | 15/09/2000 | Dissolved |
| Hyder Utilities (Holdings) Ltd | 03405267 | 19/05/1998 | 15/09/2000 | Dissolved |
| INSTITUTE OF WELSH AFFAIRS | 02151006 | 07/02/1997 | 12/06/2001 | Silver |
| Looklet Ltd | 04142796 | 30/01/2001 | 21/07/2003 | Dissolved |
| WELSH WATER UTILITIES FINANCE PLC | 02869784 | 31/01/1994 | 15/09/2000 | Dissolved |
| WW SHARE SCHEMES TRUSTEES LIMITED | 02388914 | 29/04/1992 | 15/09/2000 | Dissolved |