| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Futurelinks Ltd | 03820542 | 12/08/1999 | Dissolved |
| Sky Science Ltd | 03106135 | 25/09/1995 | Dissolved |
| Sward Sky Gear Ltd | 02824856 | 08/06/1993 | Dissolved |
| Sward Sports Limited | 02693564 | 28/02/1992 | Dissolved |
| The Parachute Display Co. Ltd. | 02903711 | 02/03/1994 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AIRSPHERE LIMITED | 06719213 | 13/10/2008 | 01/06/2010 | Dissolved |
| CAPITAL GAMES LIMITED | 02333952 | 24/12/1993 | 01/07/2010 | Dissolved |
| CORE DIGITAL RADIO LIMITED | 03546920 | 28/06/2001 | 22/07/2005 | Not Trading |
| DIGITAL ONE LIMITED | 03537636 | 16/07/2002 | 11/04/2006 | Bronze |
| ECAST VENTURES LIMITED | 03925414 | 09/02/2000 | 22/07/2005 | Not Trading |
| EG DIGITAL LIMITED. | 04459643 | 16/10/2002 | 04/09/2006 | Strike Off |
| GCAP MEDIA (FPRL) LIMITED | 03546500 | 28/06/2001 | 22/07/2005 | Not Trading |
| GLOBAL RADIO DIGITAL LIMITED | 03588779 | 08/11/2001 | 22/07/2005 | Not Trading |
| GWR GROUP LIMITED | 00715143 | 21/11/1996 | 31/07/2003 | Silver |
| GWR INTERNATIONAL LIMITED | 02915500 | 01/02/1996 | 31/07/2003 | Bronze |
| NATION RADIO LIMITED | 04041838 | 13/03/2001 | 22/07/2005 | Amber |
| NORTH EAST RADIO LIMITED | 04047672 | 13/03/2001 | 27/07/2004 | Dissolved |
| NOW DIGITAL (EAST MIDLANDS) LIMITED | 04047680 | 13/03/2001 | 03/02/2006 | Silver |
| NOW DIGITAL LIMITED | 03546921 | 15/06/2001 | 22/07/2005 | One Red Flag |
| RADIOCENTRE LIMITED | 02669040 | 31/10/2002 | 15/01/2003 | Bronze |
| SOUTH WEST DIGITAL RADIO LIMITED | 04404528 | 04/09/2002 | 23/06/2004 | Silver |
| STORM (GWR) LIMITED | 03967783 | 08/08/2001 | 22/07/2005 | Not Trading |
| THE DIGITAL RADIO GROUP (LONDON) LIMITED | 03903499 | 13/03/2001 | 01/02/2004 | Silver |
| THE DIGITAL RADIO GROUP (WEST MIDLANDS) LIMITED | 04047677 | 13/03/2001 | 22/07/2005 | Dissolved |
| THE DIGITAL RADIO GROUP LIMITED | 04027646 | 13/03/2001 | 22/07/2005 | Silver |
| The Digizone Ltd | 03678393 | 11/04/2001 | 03/08/2006 | Dissolved |
| UK PARACHUTING LIMITED | 06297867 | 21/01/2008 | 03/12/2009 | Dissolved |