| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Chrysalis Radio North West Ltd | 02997876 | 16/07/1997 | Dissolved |
| Chrysalis Radio Online Ltd | 03984536 | 12/05/2000 | Dissolved |
| Digital Radio Plus Ltd | 04312596 | 23/05/2002 | Dissolved |
| MXR LONDON HOLDINGS LIMITED | 04051911 | 14/08/2000 | Dissolved |
| MXR LONDON LIMITED | 03671386 | 10/02/1999 | Dissolved |
| Mxr East Midlands Ltd | 03702337 | 10/02/1999 | Dissolved |
| Mxr North East Ltd | 03701971 | 10/02/1999 | Dissolved |
| Mxr North West Ltd | 03701974 | 10/02/1999 | Dissolved |
| Mxr Scotland Ltd | 03701999 | 10/02/1999 | Dissolved |
| Mxr Wales & The West Ltd | 03702000 | 10/02/1999 | Dissolved |
| Mxr West Midlands Ltd | 03702310 | 10/02/1999 | Dissolved |
| Mxr Yorkshire Ltd | 03702328 | 10/02/1999 | Dissolved |
| The Edge (Scotland) Ltd | SC185540 | 12/05/1998 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Bristol Channel Broadcasting Co Ltd | 02374839 | 24/09/2002 | 26/09/2002 | Dissolved |
| CHRYSALIS MOBILE SOLUTIONS LIMITED | 03903201 | 03/02/2000 | 10/03/2004 | Dissolved |
| CHRYSALIS PRODUCTIONS LIMITED | 02997378 | 15/05/1996 | 21/01/1999 | Dissolved |
| KISS 101 LIMITED | 02827755 | 09/11/1995 | 26/09/2002 | Dissolved |
| RADIOCENTRE LIMITED | 02669040 | 02/02/2000 | 13/08/2007 | Bronze |
| THE COMMERCIAL RADIO COMPANIES ASSOCIATION LIMITED | 01120214 | 27/01/2000 | 25/01/2008 | Dissolved |
| UK DIGITAL RADIO LIMITED | 04104532 | 20/11/2000 | 13/08/2007 | One Red Flag |