| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| B T P Architects Ltd | 01998725 | 01/10/1991 | Dissolved |
| Beacon Personnel Limited | 02309726 | 01/10/1991 | Dissolved |
| Company of Designers Berkshire Ltd | 02482895 | 01/10/1991 | Dissolved |
| Company of Designers Group Ltd | 01319110 | 01/10/1991 | Dissolved |
| Company of Designers International Ltd | 02092400 | 01/10/1991 | Dissolved |
| Company of Designers Landscapes Ltd | 02066814 | 01/10/1991 | Dissolved |
| Company of Designers Moxley Jenner Ltd | 02013390 | 01/10/1991 | Dissolved |
| Company of Designers Projects Ltd | 02287702 | 01/10/1991 | Dissolved |
| Company of Designers SP7 Ltd | 01686106 | 01/10/1991 | Dissolved |
| Company of Designers South West Ltd | 01960262 | 01/10/1991 | Dissolved |
| Company of Designers Truro Ltd | 01960265 | 01/10/1991 | Dissolved |
| Firstaway Ltd | 01961009 | 01/10/1991 | Dissolved |
| M W T Architects Ltd | 01848008 | 01/10/1991 | Dissolved |
| Methodoption Ltd | 01845606 | 01/10/1991 | Dissolved |
| Mwt Architects (Ipswich) Ltd | 01960263 | 01/10/1991 | Dissolved |
| Mwt Architects (Southampton) Ltd | 01960264 | 01/10/1991 | Dissolved |
| Mwt Architects Berkshire Ltd | 02333432 | 01/10/1991 | Dissolved |
| Sibyl Realisations Ltd | 02153321 | 11/04/1991 | Dissolved |
| The Company of Designers Plc | 01975975 | 22/08/1991 | Dissolved |
| The Light Box Ltd | 02272330 | 01/10/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Company of Designers Plymouth Ltd | 01812121 | 01/10/1991 | 10/09/1995 | Dissolved |
| RMJM LIMITED | SC101342 | 04/08/1993 | 01/12/1997 | Dissolved |
| Sibley Robinson Ltd | SC134476 | 03/02/1992 | 01/12/1997 | Dissolved |