| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AQUACHECK LIMITED | 04651692 | 16/06/2006 | 08/10/2010 | Dissolved |
| FOCUS FORENSIC TELECOMMUNICATIONS LIMITED | 04519628 | 11/02/2009 | 08/10/2010 | Dissolved |
| FORENSIC ALLIANCE LIMITED | 03218467 | 10/08/2005 | 08/10/2010 | Dissolved |
| LGC (HOLDINGS) LIMITED | 03141667 | 19/07/2004 | 08/10/2010 | Silver |
| LGC (NORTH WEST) LIMITED | 03427706 | 19/07/2004 | 08/10/2010 | Amber |
| LGC (TEDDINGTON) LIMITED | 04090255 | 19/07/2004 | 08/10/2010 | Amber |
| LGC COLESHILL LIMITED | 04536718 | 10/08/2005 | 08/10/2010 | Dissolved |
| LGC GROUP HOLDINGS LIMITED | 04812200 | 19/07/2004 | 08/10/2010 | Amber |
| LGC INVESTMENTS LIMITED | 04841827 | 19/07/2004 | 08/10/2010 | Gold |
| LGC LIMITED | 02991879 | 19/07/2004 | 08/10/2010 | Gold |
| LGC SCIENCE LIMITED | 04991733 | 19/07/2004 | 08/10/2010 | Dissolved |
| PROMOCHEM LIMITED | 02086249 | 19/07/2004 | 08/10/2010 | Dissolved |
| QUALITY MANAGEMENT HOLDINGS LIMITED | 05383025 | 16/06/2006 | 08/10/2010 | Amber |
| QUALITY MANAGEMENT LIMITED | 02716264 | 16/06/2006 | 08/10/2010 | Dissolved |
| UNIVERSITY DIAGNOSTICS LIMITED | 02146022 | 19/07/2004 | 08/10/2010 | Dissolved |