| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BETTERCIRCLE LIMITED | 00784319 | 14/02/1992 | Dissolved |
| BETTERCIRCLE LIMITED | 00784319 | 14/02/1992 | Dissolved |
| DISASTER RESPONSE NETWORK LIMITED | 03099032 | 06/09/1995 | Dissolved |
| G P PROPERTY LLP | OC327948 | 02/05/2007 | Silver |
| INTERNATIONAL DAMAGE MANAGEMENT LIMITED | 02772847 | 05/01/1993 | Dissolved |
| MERRYHILL ASBESTOS TESTING AND CONSULTING LTD | 03198484 | 14/05/1996 | Insolvent |
| MERRYHILL ENVIROTEC LIMITED | 02772852 | 05/01/1993 | Insolvent |
| MERRYHILL GROUP LIMITED | 06219806 | 19/04/2007 | Dissolved |
| MERRYHILL LIMITED | 11007073 | 11/10/2017 | Dissolved |
| NAS LABORATORIES LIMITED | 06132230 | 08/12/2022 | Dissolved |
| RESTART LIMITED | 02772898 | 20/01/1993 | Dissolved |
| Stralis Ltd | 02516912 | 29/06/1991 | Dissolved |
| Stralis Ltd | 02516912 | 29/06/1991 | Dissolved |
| Wayneflete Investments Limited | 02718843 | 02/06/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASBESTOS REMOVAL CONTRACTORS ASSOCIATION | 01972620 | 04/10/1996 | 14/12/2012 | Bronze |
| BRITISH ELECTRICAL REPAIRS LIMITED | 02772854 | 05/01/1993 | 06/01/1993 | Dissolved |
| DISASTER RESPONSE NETWORK LIMITED | 03099032 | 06/09/1995 | 22/08/2003 | Dissolved |
| MERRYHILL ASBESTOS TESTING AND CONSULTING LTD | 03198484 | 14/05/1996 | 22/08/2003 | Insolvent |