| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Big 107 Fm Ltd | 03266672 | 29/11/1996 | Dissolved |
| Langfold Ltd | 03833259 | 08/10/1999 | Dissolved |
| NIGHT FRIGHT PROMOTIONS LIMITED | 10051943 | 09/03/2016 | One Red Flag |
| WALKER LOGISTICS (HOLDINGS) LTD | 05331152 | 12/01/2005 | Silver |
| WALKER LOGISTICS LTD | 03926608 | 16/02/2000 | Bronze |
| WALKER37 LIMITED | 07239210 | 29/04/2010 | Silver |
| Walker (Far East) Ltd | 06747836 | 12/11/2008 | Dissolved |
| Walker Freight Services (Gatwick) Ltd | 01615887 | 23/06/1991 | Dissolved |
| Walker Logistics Ltd | 03055160 | 11/05/1995 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRITISH RACING DRIVERS CLUB LIMITED(THE) | 00257980 | 30/09/2015 | 22/10/2024 | Silver |
| C.H. ROBINSON WORLDWIDE (UK) LIMITED | 01383545 | 23/06/1991 | 11/06/2009 | Gold |
| IMPERIAL HOLDINGS LIMITED | 05545960 | 25/08/2005 | 30/11/2010 | Bronze |
| THE VINTAGE SPORTS-CAR CLUB LIMITED | 00446083 | 06/03/1996 | 05/03/1997 | Gold |
| TORNEX (HOLDINGS) LIMITED | 05519391 | 27/07/2005 | 30/09/2010 | Dissolved |
| WALKER LOGISTICS (OVERSEAS) LIMITED | 05519253 | 27/07/2005 | 11/06/2009 | Dissolved |