| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Beard Dove Building Surveying Ltd | 02038212 | 30/04/1991 | Dissolved |
| Beard Dove Laboratory Design ltd | 02038213 | 13/03/1992 | Dissolved |
| Beard Dove Project Services Ltd | 02041678 | 30/04/1991 | Dissolved |
| Beard Dove Quality Assurance Services Ltd | 02038219 | 30/04/1991 | Dissolved |
| Beard Dove Quantity Surveying Ltd | 02038209 | 30/04/1991 | Dissolved |
| Marketchoice Ltd | 03979241 | 02/05/2001 | Dissolved |
| Muirhead Muir & Webster Ltd | SC101878 | 26/02/1993 | Dissolved |
| Muirheads Cost Engineering Ltd | SC115810 | 26/02/1993 | Dissolved |
| Quorumpost Limited | 02097336 | 28/02/1991 | Dissolved |
| Smith,Donald,Associates Ltd | 02252308 | 13/03/1992 | Dissolved |
| WINKFIELD PLACE MANAGEMENT COMPANY LIMITED | 03416778 | 16/12/2005 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CAPITA PROPERTY AND INFRASTRUCTURE LIMITED | 02018542 | 13/03/1992 | 28/10/1996 | Silver |
| Ecodome (Hungary) Ltd | 02101470 | 13/03/1991 | 23/08/1991 | Dissolved |
| Ecosite Ltd | 02609316 | 10/05/1992 | 12/05/1992 | Dissolved |
| MAJOR PROJECTS ASSOCIATION | 02157656 | 12/10/1995 | 21/10/1996 | Gold |
| RUISSELLEMENT LIMITED | 03854909 | 17/05/2001 | 18/06/2002 | Dissolved |
| Stixcreen Manufacturing Ltd | 01042722 | 25/07/1991 | 29/03/1994 | Dissolved |
| WINKFIELD PLACE MANAGEMENT COMPANY LIMITED | 03416778 | 04/01/2005 | 01/02/2005 | Not Trading |
| YOUNG PERSONS CONCERT FOUNDATION(THE) | 01645296 | 19/11/1998 | 16/04/1999 | Dissolved |