| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Aea Technology (Agenda 21) Ltd | 04144793 | 24/05/2001 | Dissolved |
| Kynnersley Management Services Ltd | 06133073 | 01/03/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ATA GLOBAL STAFFING SOLUTIONS LIMITED | 03125335 | 08/11/1995 | 29/03/1996 | Amber |
| Ant Holdings Ltd | 03732002 | 05/04/2005 | 16/05/2005 | Dissolved |
| BOMBARDIER TRANSPORTATION (SIGNAL) UK LTD | 03062720 | 19/06/1995 | 04/01/1996 | Dissolved |
| ENGINEERING INTEGRITY SOCIETY | 01959979 | 14/06/1995 | 03/04/1996 | Gold |
| ERG ENVIRONMENTAL RESOURCE GROUP PLC | 03379741 | 04/12/2000 | 31/03/2001 | Dissolved |
| EVOTIX LIMITED | SC164270 | 06/01/2003 | 08/10/2003 | Amber |
| Fleet Activity Control Technology Ltd | 02865249 | 05/04/2005 | 16/05/2005 | Dissolved |
| Fleet Activity Control Technology Ltd | 02865249 | 05/04/2005 | 16/05/2005 | Dissolved |
| HOME BUILDERS FEDERATION LIMITED | 02764757 | 02/08/1999 | 17/11/2000 | Gold |
| HOUSE-BUILDERS REPRESENTATIVES LIMITED(THE) | 01951958 | 02/08/1999 | 17/11/2000 | Not Trading |
| HOUSEBUILDER MEDIA LIMITED | 01952317 | 02/08/1999 | 17/11/2000 | Gold |
| Index Data Systems Ltd | 02401483 | 05/04/2005 | 16/05/2005 | Dissolved |
| Monitor-Pro Ltd | 04079734 | 04/12/2000 | 18/06/2004 | Dissolved |
| RESONATE GROUP LIMITED | 05839985 | 02/09/2006 | 15/11/2006 | Gold |
| RESONATE HOLDINGS LIMITED | 05839978 | 02/09/2006 | 15/11/2006 | Gold |
| RESONATE NEWCO 4 LIMITED | 05839999 | 19/09/2006 | 15/11/2006 | Not Trading |
| RESONATE NEWCO 5 LIMITED | 05839977 | 19/09/2006 | 15/11/2006 | Not Trading |
| Signalling Control U.K. Ltd | 03062719 | 19/06/1995 | 24/05/1996 | Dissolved |
| The Engineering Link Ltd | 03062725 | 05/04/2005 | 16/05/2005 | Dissolved |