| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ADP ASSOCIATES LIMITED | 03073433 | 29/06/1995 | Dissolved |
| ADP ASSOCIATES LIMITED | 03073433 | 28/06/1995 | Dissolved |
| P C P T Landscape Architects Ltd | 01722552 | 27/02/1998 | Dissolved |
| PAYNE-WEBSTER LTD | 04864470 | 14/08/2003 | Dissolved |
| PAYNE-WEBSTER LTD | 04864470 | 14/08/2003 | Dissolved |
| QUARTER CONSULTANTS LTD | 04093358 | 24/10/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| J R M Mechanical Services Ltd | 03838980 | 10/09/1999 | 06/08/2001 | Dissolved |
| J R M Mechanical Services Ltd | 03838980 | 10/09/1999 | 06/08/2001 | Dissolved |
| Midland Associated Management Services Ltd | 03838978 | 10/09/1999 | 17/10/2001 | Dissolved |
| Midland Associated Management Services Ltd | 03838978 | 10/09/1999 | 17/10/2001 | Dissolved |
| Opulent Ltd | 01776572 | 03/05/1991 | 17/12/1991 | Dissolved |
| PCPT ARCHITECTS LIMITED | 01634297 | 27/02/1998 | 17/11/2020 | Bronze |
| SPENCERPOINT LTD | 05772081 | 07/04/2006 | 11/11/2020 | One Red Flag |