| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Matrix Precision Fixtures Ltd | 03951746 | 20/09/2000 | Dissolved |
| Matrix Precision Ltd | 01317282 | 12/09/1991 | Dissolved |
| Matrix Test Ltd | 03156770 | 22/05/1996 | Dissolved |
| Matrix Test Ltd | 03156770 | 22/05/1996 | Dissolved |
| Matstone Ltd | 05874384 | 28/08/2006 | Dissolved |
| Vector Test Ltd | 03788798 | 14/06/1999 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Chameleon Antennas Ltd | 02324323 | 17/05/1993 | 20/07/1993 | Dissolved |
| Intellitest Ltd | 03014520 | 31/03/1995 | 20/06/1995 | Dissolved |
| MAC PANEL LIMITED | 03014516 | 29/03/1995 | 20/06/1995 | Dissolved |
| Manchester Sports Injury & Back Pain Centre Ltd. | 02756820 | 08/01/1993 | 06/09/1994 | Dissolved |
| Scorpion Technologies (Uk) Ltd | 02356670 | 08/03/1992 | 19/05/1992 | Dissolved |