| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Fan Radio Network Ltd (The) | 03598276 | 15/07/1998 | Dissolved |
| GREAT BROADCASTING LIMITED | 06970297 | 23/07/2009 | Dissolved |
| Mayflower Fm Ltd | 03259900 | 30/09/1997 | Dissolved |
| Onmid Limited | 02365962 | 29/03/1991 | Dissolved |
| Radio First (Hereford & Worcester) Ltd | 03317875 | 04/03/1997 | Dissolved |
| Radio First (Northants) Ltd | 03285304 | 10/01/1997 | Dissolved |
| Radio First Plc | 03118359 | 20/10/1995 | Dissolved |
| Radio Mercury Holdings Limited | 02245608 | 05/05/1991 | Dissolved |
| Rampage Radio Ltd | 04077008 | 29/11/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ABSOLUTE RADIO LIMITED | 02674136 | 05/06/1992 | 25/01/1993 | Dissolved |
| ALLIED RADIO LIMITED | SC006192 | 26/09/1991 | 24/06/1992 | Strike Off |
| AUDIO MANAGEMENT LIMITED | 02758815 | 15/08/1996 | 01/09/1998 | Dissolved |
| AUDIO MANAGEMENT LIMITED | 02758815 | 23/04/1996 | 01/09/1998 | Dissolved |
| Chelsea Village Radio Ltd | 03635553 | 13/10/1998 | 18/01/2000 | Dissolved |
| Chelsea Village Radio Ltd | 03635553 | 13/10/1998 | 12/05/2003 | Dissolved |
| Fan Radio Network Ltd (The) | 03598276 | 15/07/1998 | 01/02/2000 | Dissolved |
| MELLOW 1557 LIMITED | 02475513 | 15/08/1996 | 01/09/1998 | Dissolved |
| MELLOW 1557 LIMITED | 02475513 | 23/04/1996 | 01/09/1998 | Dissolved |
| MELLOW FM RADIO LIMITED | 03194136 | 15/08/1996 | 01/09/1998 | Dissolved |
| MELLOW FM RADIO LIMITED | 03194136 | 03/05/1996 | 01/09/1998 | Dissolved |
| Mei Europe Ltd | 03531841 | 16/04/1998 | 12/03/2001 | Dissolved |
| Outdoor Media Services Ltd | 05763777 | 04/04/2006 | 14/04/2007 | Dissolved |
| RADIO HAMPSHIRE LIMITED | 03759569 | 14/05/1999 | 20/10/1999 | Dissolved |
| RADIO HAMPSHIRE LIMITED | 03759569 | 14/05/1999 | 12/03/2003 | Dissolved |
| RADIO MERCURY LIMITED | 01717321 | 28/12/1991 | 26/06/1992 | Silver |
| Radio First (Hereford & Worcester) Ltd | 03317875 | 04/03/1997 | 03/03/2000 | Dissolved |
| Radio First (Northants) Ltd | 03285304 | 10/01/1997 | 01/02/2000 | Dissolved |
| Radio First Plc | 03118359 | 15/08/1996 | 05/01/2000 | Dissolved |
| Rampage Radio Ltd | 04077008 | 29/11/2000 | 21/11/2001 | Dissolved |
| Salon Interactive Ltd | 05621352 | 20/03/2006 | 15/12/2007 | Dissolved |
| TALKSPORT LIMITED | 02806093 | 14/03/1994 | 30/06/1995 | Silver |
| The Villan Radio Ltd | 03842123 | 31/01/2000 | 06/05/2003 | Dissolved |