| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Aldenham Harriers Ltd | 05026585 | 27/01/2004 | Dissolved |
| CASINO OPERATORS' ASSOCIATION OF THE UK | 04235765 | 15/06/2001 | Dissolved |
| HEART OF LONDON BUSINESS ALLIANCE | 04293930 | 01/04/2012 | Bronze |
| PLUMGOLD LIMITED | 06241791 | 11/05/2007 | Dissolved |
| THE ELLERMAN HOTEL CASINO LIMITED | 03329884 | 01/08/1998 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 365 MANAGEMENT SERVICES LIMITED | 04036997 | 11/08/2000 | 28/09/2006 | Dissolved |
| BRITISH CASINO ASSOCIATION LIMITED | 00887852 | 07/12/1991 | 06/06/2001 | Dissolved |
| GAMBLEAWARE | 04384279 | 24/05/2011 | 17/05/2012 | Gold |
| LINGFIELD PARK LIMITED | 02571266 | 03/01/1992 | 21/12/1999 | Bronze |
| QUEENSWOOD SCHOOL LIMITED | 00040561 | 20/11/2004 | 01/12/2012 | Silver |
| RHC LIMITED | 03635008 | 18/09/1998 | 07/01/2022 | Dissolved |
| RITZ HOTEL (LONDON) LIMITED(THE) | 00064203 | 10/03/2004 | 22/03/2020 | Amber |
| THE RITZ CLUB LONDON.COM LIMITED | 09908292 | 09/12/2015 | 31/12/2016 | Dissolved |
| WHITWELL HOO MANAGEMENT COMPANY LIMITED | 02730326 | 23/08/1996 | 25/03/2022 | Silver |