| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| D Y Davies York Ltd | 02086501 | 28/02/1991 | Dissolved |
| DESIGN GROUP THREE LIMITED | 04925688 | 08/10/2003 | Dissolved |
| Davies,D Y,Brunton Ltd | 02831853 | 29/07/1993 | Dissolved |
| M.L. DESIGN GROUP LIMITED | 01864475 | 11/02/1997 | Dissolved |
| M.L. Design Group Northern Ltd | 03167870 | 03/07/1996 | Dissolved |
| Modular Architectural Solutions Ltd | 05049552 | 19/02/2004 | Dissolved |
| The Davies,D Y,Consultancy Ltd | 02088856 | 01/05/1993 | Dissolved |
| Wilson & Womersley Ltd | 02429976 | 11/05/1995 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BAKER BROWN LIMITED | 06900508 | 08/05/2009 | 24/04/2012 | Silver |
| BAKER BROWN LIMITED | 06900508 | 08/05/2009 | 22/03/2012 | Silver |
| CORSTORPHINE + WRIGHT (LEEDS) LIMITED | 06729809 | 22/10/2008 | 24/12/2013 | Insolvent |
| CORSTORPHINE + WRIGHT (LEEDS) LIMITED | 06729809 | 22/10/2008 | 24/12/2013 | Insolvent |
| Ghml Ltd | 03928400 | 28/02/2000 | 25/07/2003 | Dissolved |
| NBS ENTERPRISES LIMITED | 00978271 | 20/09/1994 | 16/07/1997 | Gold |
| WREN INSURANCE ASSOCIATION LIMITED(THE) | 02054592 | 18/10/2001 | 05/04/2006 | Gold |