| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BRANCASTER STORE LIMITED | 04850688 | 30/07/2003 | Dissolved |
| Cambridge Product Innovation Ltd | 01934080 | 30/06/1991 | Dissolved |
| Dcal Ltd. | 02899606 | 02/03/1994 | Dissolved |
| G W Run-Off Ltd | 02627814 | 23/09/1993 | Dissolved |
| T M C Industries Ltd | 02110811 | 07/08/1991 | Dissolved |
| Test Data Systems Ltd | 02504806 | 09/07/1998 | Dissolved |
| Test Data Systems Ltd | 02504806 | 23/05/1992 | Dissolved |
| Transition Metal Carbides Industries Limited | 02110783 | 30/04/1990 | Dissolved |
| Transmo Ltd | 02705403 | 13/07/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASSOCIATION OF MBAS AND BUSINESS GRADUATES ASSOCIATION | 00921702 | 11/10/1990 | 13/01/1998 | Gold |
| CICELY SAUNDERS INTERNATIONAL | 04120060 | 28/11/2005 | 22/07/2014 | Amber |
| D L B Systems Ltd | 01871823 | 27/07/1991 | 10/06/1993 | Dissolved |
| FRICTEC LIMITED | 01858736 | 15/11/1991 | 30/09/1998 | Bronze |
| IDJ LIMITED | 01052827 | 20/09/1992 | 01/09/1997 | Not Trading |
| LEVY HILL GROUP LIMITED | 03550777 | 22/04/1998 | 15/03/2007 | Gold |
| LEVY HILL LABORATORIES LIMITED | 03003941 | 11/01/1995 | 15/03/2007 | Amber |
| LIFE SCIENCE RESOURCES UNLIMITED | 02677154 | 12/03/1996 | 18/12/1998 | Dissolved |
| ORTUS VCT PLC | 03160586 | 21/02/1996 | 20/06/2002 | Dissolved |
| SCIENTIFIC DIGITAL IMAGING LIMITED | 02384355 | 15/05/1991 | 31/08/1995 | Amber |
| SCINTACOR LIMITED | 01773459 | 10/04/1995 | 30/04/2003 | Silver |
| TECHNE (CAMBRIDGE) LIMITED | 00457895 | 31/07/1991 | 12/01/1994 | Dissolved |
| VERYWORTH LIMITED | 01964648 | 17/06/1991 | 29/04/2014 | Silver |