| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ALSTON & BLYTH LIMITED | SC061454 | 16/05/1991 | Insolvent |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AAVID THERMALLOY LIMITED | 00919820 | 31/03/1995 | 14/05/1997 | Dissolved |
| BOWTHORPE INDUSTRIES LIMITED | 02267418 | 31/03/1995 | 14/05/1997 | Dissolved |
| Bowthorpe E M P Ltd | 02266375 | 31/03/1995 | 14/05/1997 | Dissolved |
| Cobra (Wood Treatment) Ltd | 01684887 | 30/05/1992 | 31/03/1995 | Dissolved |
| Croon Ltd | SC057822 | 30/05/1991 | 31/03/1995 | Dissolved |
| GATESEEKER LIMITED | 01270936 | 31/03/1995 | 14/05/1997 | Dissolved |
| HELLERMANNTYTON FINANCE PLC | 08296528 | 16/11/2012 | 30/09/2016 | Bronze |
| HELLERMANNTYTON HOLDINGS LIMITED | 08432816 | 25/03/2013 | 30/09/2016 | Gold |
| Hellermann (Overseas) Ltd | 01784226 | 30/05/1992 | 31/03/1995 | Dissolved |
| Hoplex Alpha Ltd | 00108508 | 30/05/1992 | 31/03/1995 | Dissolved |
| Hoplex Bravo Ltd | 01386734 | 30/05/1992 | 31/03/1995 | Dissolved |
| Insuloid (Overseas) Ltd | 01784247 | 30/05/1992 | 31/03/1995 | Dissolved |
| PENNY & GILES COMPUTER PRODUCTS LIMITED | 02285962 | 31/03/1995 | 14/05/1997 | Dissolved |
| SPIRENT B.V. | FC024874 | 06/11/2003 | 15/02/2006 | Dissolved |
| SPIRENT HOLDINGS LIMITED | 03451782 | 01/11/1997 | 28/09/2004 | Silver |
| STARPOINT ELECTRICS LIMITED | 00922239 | 30/05/1992 | 01/10/1997 | Dissolved |
| SWAP | 01183279 | 20/01/1997 | 18/10/1999 | Not Trading |
| THE CONCEPT KEYBOARD COMPANY LIMITED | 01784227 | 30/05/1992 | 31/03/1995 | Dissolved |