| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Classic Sporting (M.W.M.) Ltd | 03136551 | 08/01/1996 | Dissolved |
| Doublecroft Ltd | 05603006 | 06/12/2005 | Dissolved |
| G T C Motor Sport Ltd | 02957405 | 21/10/1994 | Dissolved |
| Speed 6320 Ltd | 03349134 | 29/04/1997 | Dissolved |
| The Helmet Warehouse Ltd | 03164157 | 07/03/1996 | Dissolved |
| VR00M.Com Ltd | 03756089 | 21/04/1999 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRITISH RACING DRIVERS CLUB LIMITED(THE) | 00257980 | 28/04/2006 | 05/06/2007 | Silver |
| DYNAMICS MOTOR SPORT LIMITED | 02752269 | 14/10/1992 | 21/09/1993 | Dissolved |
| DYNAMICS MOTOR SPORT LIMITED | 02752269 | 14/10/1992 | 21/09/1993 | Dissolved |
| Eurostyling International Ltd | 03605042 | 17/08/1998 | 29/03/2007 | Dissolved |
| Oldco (Grand Pr) Ltd | 02137222 | 11/11/1994 | 29/03/2007 | Dissolved |
| PROPRIETARY ASSOCIATION OF GREAT BRITAIN | 00375216 | 03/07/1992 | 29/06/1995 | Silver |
| SILVERSTONE CIRCUITS LIMITED | 00882843 | 30/06/2004 | 15/05/2005 | Silver |
| SILVERSTONE ESTATES LIMITED | 01013427 | 30/06/2004 | 15/05/2005 | Amber |
| SILVERSTONE HOLDINGS LIMITED | 05223843 | 20/09/2004 | 01/09/2005 | Dissolved |
| TINGEWICK ESTATES LIMITED | 02963888 | 07/03/2000 | 10/06/2001 | Dissolved |