| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 2 GUILFORD STREET LIMITED | 03545864 | 30/09/2008 | Silver |
| Gamefold Limited | 01869124 | 10/03/2000 | Dissolved |
| Nitel Ltd | 03007773 | 06/02/1995 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| A. & H. NOMINEES LIMITED | 00920567 | 05/05/1998 | 30/04/2008 | Not Trading |
| A. & H. NOMINEES LIMITED | 00920567 | 27/06/1992 | 30/04/2008 | Not Trading |
| B B C Direct Ltd | 02799093 | 12/03/1993 | 22/10/1993 | Dissolved |
| BBC COMMERCIAL LIMITED | 04463534 | 18/06/2002 | 21/10/2002 | Silver |
| BBC GLOBAL NEWS LIMITED | 04514407 | 19/08/2002 | 28/10/2002 | Amber |
| BBC PROPERTY DEVELOPMENT LIMITED | 04243136 | 28/06/2001 | 04/08/2001 | Bronze |
| BBC PROPERTY INVESTMENT LIMITED | 04243147 | 28/06/2001 | 04/08/2001 | Silver |
| BBC STUDIOS INVESTMENTS LIMITED | 02701369 | 27/03/1992 | 24/04/1992 | Amber |
| BBC STUDIOS LIMITED | 04463546 | 18/06/2002 | 21/10/2002 | Gold |
| BBC WORLD DISTRIBUTION LIMITED | 04514408 | 19/08/2002 | 28/10/2002 | Bronze |
| BELL EDUCATIONAL TRUST LIMITED (THE) | 01048465 | 04/12/2003 | 06/12/2013 | Gold |
| DTT MULTIPLEX OPERATORS LIMITED | 06191779 | 29/03/2007 | 10/05/2007 | Silver |
| EUROBELL (HOLDINGS) LIMITED | 02904215 | 25/02/1994 | 29/03/1994 | Amber |
| European Convergence (Managed Services) Ltd | 02904212 | 25/02/1994 | 29/03/1994 | Dissolved |
| FIELDFISHER LLP | OC318472 | 16/03/2006 | 30/04/2008 | Silver |
| JOINT INDUSTRY GRADING SCHEME LIMITED | 04470349 | 26/06/2002 | 15/07/2002 | Silver |
| NOISE FESTIVAL LIMITED | 05303234 | 07/09/2007 | 18/07/2008 | Dissolved |
| NOISE FESTIVAL LIMITED | 05303234 | 06/02/2007 | 17/07/2008 | Dissolved |
| Office Centre Central Ltd | 03947170 | 14/03/2000 | 17/03/2000 | Dissolved |
| Planning Sciences Ltd | 03158091 | 13/02/1996 | 19/09/1996 | Dissolved |
| Planning Sciences Ltd | 03158091 | 13/02/1996 | 19/09/1996 | Dissolved |
| Public Eye Ltd | 05495364 | 30/06/2005 | 30/04/2008 | Dissolved |
| Public Eye Ltd | 05495364 | 30/06/2005 | 30/03/2006 | Dissolved |
| RIVER STREET EVENTS LIMITED | 02708675 | 22/04/1992 | 12/05/1992 | One Red Flag |
| Switchco Ltd | 05877622 | 17/07/2006 | 30/04/2008 | Dissolved |
| THE GRIERSON TRUST | 04855173 | 04/08/2003 | 20/07/2022 | Silver |
| THE GRIERSON TRUST | 04855173 | 04/08/2003 | 14/10/2010 | Silver |
| U-Plex Plc | 03947341 | 09/03/2000 | 14/03/2000 | Dissolved |
| XANSA QUEST LIMITED | 03039750 | 06/06/1995 | 30/09/2009 | Dissolved |