| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Society of Hearing Aid Audiologists Ltd | 00598508 | 23/03/1993 | Dissolved |
| The Association of Hearing Aid Dispensing Companies Ltd | 04343917 | 20/12/2001 | Dissolved |
| The Association of Hearing Aid Dispensing Companies Ltd | 04343917 | 20/12/2001 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRITISH SOCIETY OF HEARING AID AUDIOLOGISTS LIMITED | 02835454 | 22/11/1997 | 07/11/2009 | Silver |
| BRYONY HOUSE LIMITED | 00551609 | 29/11/1991 | 14/11/1994 | One Red Flag |
| CONSORTIUM ADVERTISING LIMITED | 03011585 | 01/08/1995 | 28/01/2000 | Dissolved |
| Framex Ltd | 00587623 | 31/08/1991 | 31/03/1992 | Dissolved |
| HIDDEN HEARING LIMITED | 01990227 | 07/10/1997 | 31/03/2011 | Gold |
| MERSONA LIMITED | 00933031 | 31/08/1991 | 31/03/1992 | One Red Flag |
| SCRIVENS LIMITED | 00377588 | 31/08/1991 | 26/04/1995 | Gold |
| Scrivens Optical Ltd | 01267620 | 31/08/1991 | 26/04/1995 | Dissolved |
| Scrivens,B M,Ltd | 00478513 | 31/08/1991 | 26/04/1995 | Dissolved |
| THE HEARING COMPANY LIMITED | 01228289 | 31/08/1991 | 26/04/1995 | Not Trading |
| WORDSWORTH FINANCE LIMITED | 03661778 | 30/10/1998 | 15/12/1999 | Dissolved |