| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Auto Springs Ltd | 00889475 | 01/05/1998 | Dissolved |
| Briskline Ltd | 03099446 | 02/04/2001 | Dissolved |
| Finalprocess Ltd | 04317303 | 18/04/2002 | Dissolved |
| Flexsigns Ltd | 04566648 | 18/10/2002 | Dissolved |
| Pinewynn Ltd | 02717917 | 27/05/1992 | Dissolved |
| QPOINT LTD | 07493139 | 14/01/2011 | Dissolved |
| SPIROFLEX (HOLDINGS) LIMITED | 06346475 | 17/08/2007 | Dissolved |
| Tensator (N.I.) Ltd | NI019998 | 27/11/1986 | Dissolved |
| Tensator Products Ltd | 02344690 | 21/06/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AUTOLIV SPRING DYNAMICS LIMITED | 00898822 | 25/06/1992 | 01/12/2007 | Dissolved |
| Auto Springs Ltd | 00889475 | 26/06/1992 | 10/10/1996 | Dissolved |
| COSBY HOLDINGS LIMITED | 07493080 | 14/01/2011 | 08/12/2016 | Dissolved |
| MILTON KEYNES AND NORTH BUCKINGHAMSHIRE CHAMBER OF COMMERCE | 03966643 | 19/03/2001 | 24/11/2008 | Insolvent |
| Orbitwise Ltd | 03099454 | 01/04/2001 | 01/06/2002 | Dissolved |
| TENSABARRIER LIMITED | 03963985 | 04/04/2000 | 08/03/2002 | Not Trading |
| TENSATOR LIMITED | 04046724 | 29/09/2000 | 08/03/2002 | Silver |
| UK SPRING MANUFACTURERS' ASSOCIATION | 00701484 | 19/05/1994 | 14/05/2008 | Gold |
| WORKTREE | 02698919 | 06/06/1995 | 15/11/2005 | Silver |
| Xmk&nbccte Ltd | 02458691 | 01/12/1997 | 19/03/2001 | Dissolved |