| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Brp (Silverstone) Limited | 01784507 | 19/10/1993 | Dissolved |
| Endeavour Aviation Ltd | 00797124 | 06/08/1991 | Dissolved |
| Green Crop Conservation Limited | 00474826 | 19/10/1993 | Dissolved |
| R J H Group Ltd | 02001187 | 15/11/1991 | Dissolved |
| RED TICK LIMITED | 02409865 | 06/08/1991 | Dissolved |
| RIVERVALE MOTORS LIMITED | 02268247 | 06/08/1992 | Dissolved |
| Rivervale Body Repairs Ltd | 02450497 | 06/08/1991 | Dissolved |
| Rivervale of Reading Ltd | 00502056 | 06/08/1991 | Dissolved |
| Silverstone Nominees Ltd | 01071529 | 23/12/1994 | Dissolved |
| Silverstone Rally Centre Limited | 02374917 | 19/10/1993 | Dissolved |
| Silverstone Signs Limited | 01784503 | 19/10/1993 | Dissolved |
| Silverstone Skid School Ltd | 01670812 | 24/04/1994 | Dissolved |
| Venta Limited | 02391291 | 06/08/1991 | Dissolved |
| Victoria Motor Developments Limited | 01006661 | 06/08/1991 | Dissolved |
| WESTHOVE LIMITED | 00505366 | 06/08/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Abel Hadden & Co Ltd | 03601787 | 01/10/1998 | 31/12/2002 | Dissolved |
| BRDC RACE LIMITED | 03668832 | 17/11/1998 | 16/10/2001 | Gold |
| BRITISH RACING DRIVERS CLUB LIMITED(THE) | 00257980 | 01/10/1992 | 19/04/2001 | Silver |
| Chute Services Ltd | 01432381 | 15/11/1991 | 12/10/1995 | Dissolved |
| ENDEAVOUR HOLDINGS LIMITED | 00166874 | 06/08/1991 | 13/06/2019 | Gold |
| EUROPEAN HELICOPTERS LIMITED | 02123663 | 15/12/1992 | 21/09/1994 | Dissolved |
| Engels (No.2) Ltd | 03775637 | 28/01/2000 | 18/12/2000 | Dissolved |
| INJECTION CORRECTION UK LIMITED | 02571923 | 24/04/1995 | 31/12/1998 | Not Trading |
| KEY FRAMES LIMITED | 00920107 | 06/08/1991 | 13/06/2019 | One Red Flag |
| LONGSHOT LIMITED | 03820932 | 10/06/2008 | 30/03/2019 | Silver |
| LSK REALISATIONS LIMITED | 07880327 | 13/12/2011 | 19/12/2011 | Dissolved |
| R J H Model Railways Ltd | 00822646 | 15/11/1991 | 15/09/1993 | Dissolved |
| RIVERVALE CARS LIMITED | 04898201 | 17/09/2003 | 13/06/2019 | One Red Flag |
| RIVERVALE OF BRIGHTON LIMITED | 06380610 | 21/11/2007 | 13/06/2019 | Not Trading |
| RJH PENSIONS LIMITED | 03320363 | 28/02/1997 | 16/03/2005 | Dissolved |
| RJH PROPERTIES LIMITED | 00498138 | 15/11/1991 | 07/12/2005 | Dissolved |
| SILVERSTONE ADVISORY SERVICES LIMITED | 02594681 | 19/10/1993 | 18/02/2002 | Gold |
| SILVERSTONE CIRCUITS LIMITED | 00882843 | 19/10/1993 | 18/02/2002 | Silver |
| SILVERSTONE CLUB LIMITED | 01084536 | 19/10/1993 | 18/02/2002 | Silver |
| SILVERSTONE ESTATES LIMITED | 01013427 | 19/10/1993 | 18/02/2002 | Amber |
| SILVERSTONE GRAND PRIX LIMITED | 01162508 | 19/10/1993 | 18/02/2002 | Gold |
| SILVERSTONE RACING SCHOOL LIMITED | 01784502 | 19/10/1993 | 18/02/2002 | Gold |
| THE BRDC LIMITED | 01773946 | 19/10/1993 | 18/02/2002 | Silver |
| THE THIRD SPACE GROUP LIMITED | 02973240 | 27/09/1997 | 01/08/2007 | Bronze |
| TTS PROPERTIES LIMITED | 04055091 | 26/04/2004 | 01/08/2007 | One Red Flag |
| WEBER CARBURETTORS LIMITED | 01201092 | 15/11/1991 | 31/12/1998 | Gold |