| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Advanced Components & Systems Ltd | 05541054 | 19/08/2005 | Dissolved |
| HISTORIC FORMULA RACING CARS LIMITED | 05897373 | 07/08/2006 | Dissolved |
| Novapod Ltd | 04873980 | 21/08/2003 | Dissolved |
| Novapod Ltd | 04873980 | 21/08/2003 | Dissolved |
| TEAM ENSIGN LIMITED | 03750504 | 10/05/1999 | Amber |
| THE HISTORIC FORMULA RACING CAR WORLD SERIES LIMITED | 05897385 | 07/08/2006 | Dissolved |
| Target Trailers Ltd | 03930829 | 09/07/2002 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 750 (Circuits) Ltd | 02784727 | 09/04/1995 | 02/03/2004 | Dissolved |
| MICHAEL DOUGLAS & CO. LIMITED | 01962663 | 01/03/1991 | 31/08/2001 | Strike Off |
| SEVEN-FIFTY MOTOR CLUB LIMITED(THE) | 00552948 | 09/04/1995 | 02/03/2004 | Bronze |
| VERMILION AVIATION LTD | 03300974 | 21/05/2002 | 16/12/2010 | Silver |
| VERMILION AVIATION LTD | 03300974 | 21/05/2002 | 16/12/2010 | Silver |