| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Atomchoice Ltd | 01965899 | 02/01/1999 | Dissolved |
| Atomchoice Ltd | 01965899 | 02/12/1997 | Dissolved |
| The Hertfordshire Training & Enterprise Council | 02427517 | 28/09/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AEROFLEX ASIA PACIFIC LIMITED | 00934595 | 23/05/1996 | 01/04/1998 | Dissolved |
| AEROFLEX LIMITED | 00317241 | 21/07/1991 | 01/04/1998 | Bronze |
| Anonco Ltd | 02574803 | 17/01/1991 | 05/09/1996 | Dissolved |
| CABLE BASE LIMITED | 02400537 | 04/07/1991 | 13/01/2000 | Dissolved |
| CAPITA IT SERVICES (BSF) LIMITED | 01855936 | 03/10/1992 | 13/01/2000 | Insolvent |
| GAMBICA ASSOCIATION LIMITED(THE) | 01583204 | 04/05/1991 | 28/01/1998 | Silver |
| HCS CAREERS LIMITED | 03034866 | 14/03/1995 | 26/03/1996 | Dissolved |
| HERTFORDSHIRE DEVELOPMENT ORGANISATION LIMITED | 02744811 | 08/09/1992 | 31/12/1994 | Dissolved |
| HOMEMALT LIMITED | 02686221 | 05/03/1992 | 13/01/2000 | Dissolved |
| RADIUS AEROSPACE UK LIMITED | 04095261 | 30/12/2000 | 16/08/2001 | Gold |
| RAMESYS (UK) LIMITED | 03251720 | 20/12/1996 | 13/01/2000 | Dissolved |
| REALMALT LIMITED | 02355667 | 06/03/1991 | 16/10/1995 | Dissolved |
| ROCKWOOD DEVELOPMENTS LIMITED | 02866454 | 10/11/1993 | 18/08/1999 | Gold |
| ROSS & CATHERALL LIMITED | 04110786 | 13/12/2000 | 16/08/2001 | Gold |
| ROSS CATHERALL (HOLDINGS) LIMITED | 04095400 | 30/12/2000 | 17/08/2001 | Dissolved |
| ROSS CATHERALL (US HOLDINGS) LIMITED | 04110910 | 30/12/2000 | 16/08/2001 | Dissolved |
| ROSS CATHERALL CASTINGS LIMITED | 00388135 | 03/04/2001 | 19/08/2001 | Dissolved |
| ROSS CATHERALL GROUP LIMITED | 04081354 | 30/12/2000 | 17/08/2001 | Dissolved |
| ROSS CATHERALL METALS (HOLDINGS) LIMITED | 04095365 | 30/12/2000 | 16/08/2001 | Dissolved |
| ROSS CATHERALL METALS LIMITED | 00285519 | 28/02/2001 | 16/08/2001 | Dissolved |
| ROSS CATHERALL SUPERALLOYS LIMITED | 00313430 | 05/04/2001 | 16/08/2001 | Dissolved |
| Realmalt 2 Ltd | 02481954 | 08/05/1991 | 16/10/1995 | Dissolved |
| SPRINGFORM TECHNOLOGY LIMITED | 02785492 | 23/02/1993 | 01/05/1998 | Insolvent |
| Sanders Instruments Ltd | 00607978 | 22/06/1991 | 01/04/1998 | Dissolved |
| Surface Inspection Group Ltd | 04252534 | 05/11/2001 | 22/04/2003 | Dissolved |
| THE DATA BASE (MANCHESTER) LIMITED | 02340261 | 05/04/1992 | 13/01/2000 | Dissolved |
| TRUCAST LIMITED | 04110903 | 13/12/2000 | 16/08/2001 | Silver |
| W.H. SANDERS (ELECTRONICS) LIMITED | 00425854 | 21/01/1998 | 01/04/1998 | Dissolved |