| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Electricity Association Ltd | 02367010 | 27/02/2001 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AMEY METERING LIMITED | 03131192 | 04/01/2005 | 01/08/2006 | Bronze |
| EP REALISATIONS LIMITED | 01678349 | 25/09/2006 | 24/11/2006 | One Red Flag |
| EUROPA FACILITIES MANAGEMENT LIMITED | 05188175 | 21/09/2004 | 08/09/2006 | Dissolved |
| Excellence North West | 02931342 | 25/01/2001 | 30/06/2001 | Dissolved |
| HALKYN DISTRICT MINES DRAINAGE COMPANY LIMITED | 04839694 | 04/01/2005 | 08/09/2006 | Not Trading |
| MORRISON FACILITIES SERVICES LIMITED | SC120550 | 25/09/2006 | 15/04/2008 | Bronze |
| MORRISON LIMITED | 04700725 | 25/09/2006 | 15/04/2008 | Silver |
| MORRISON WATER SERVICES LIMITED | 04530602 | 25/09/2006 | 15/04/2008 | Silver |
| TRADEBE GWENT LIMITED | 00171493 | 04/01/2005 | 08/09/2006 | Gold |
| TRADEBE NORTH WEST LIMITED | 04423011 | 31/12/2004 | 08/09/2006 | Gold |
| UNITED UTILITIES (I&C SOLUTIONS) HOLDINGS LIMITED | 05380730 | 18/03/2005 | 08/09/2006 | Dissolved |
| UNITED UTILITIES ENERGY SERVICES LIMITED | 03315023 | 04/01/2005 | 08/09/2006 | Dissolved |
| UNITED UTILITIES OPERATIONAL SERVICES (TRANSPORT) LIMITED | 04398653 | 27/03/2002 | 04/01/2005 | Dissolved |
| UNITED UTILITIES OPERATIONAL SERVICES LIMITED | 04184686 | 11/09/2001 | 04/01/2005 | Dissolved |
| UNITED UTILITIES UTILITY SOLUTIONS (INDUSTRIAL) LIMITED | 04204293 | 31/12/2004 | 08/09/2006 | Silver |
| VEOLIA WATER OPERATIONAL SERVICES (HIGHLAND) LIMITED | 02850328 | 12/09/2003 | 04/01/2005 | Gold |
| VEOLIA WATER OPERATIONAL SERVICES (MORAY) LIMITED | 04146446 | 12/09/2003 | 04/01/2005 | Gold |
| VEOLIA WATER OPERATIONAL SERVICES (TAY) LIMITED | 03354180 | 12/09/2003 | 04/01/2005 | Silver |