| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A.W.SINCLAIR & SONS LIMITED | 00259295 | 31/12/1990 | One Red Flag |
| Construction Enterprise Centre Ltd | 05459711 | 23/05/2005 | Dissolved |
| HUMBER JOINERS,LIMITED | 00502857 | 12/04/1991 | Dissolved |
| Paragon Construction Ltd | 03873205 | 08/11/1999 | Dissolved |
| QUIBELL & SON (DEVELOPMENTS) LIMITED | 01320042 | 05/07/1977 | Dissolved |
| QUIBELL & SON (DONCASTER) LIMITED | 01320745 | 13/06/1991 | Dissolved |
| QUIBELL & SON (HULL) LIMITED | 01320555 | 07/07/1977 | Dissolved |
| QUIBELL AND SON (HOLDINGS) LIMITED | 00078400 | 23/01/1971 | One Red Flag |
| RODENSTOKE LIMITED | 02711666 | 18/10/1996 | Dissolved |
| Sinclair Homes Ltd | 00810617 | 31/12/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| COSFORD HOUSE LIMITED | 03567963 | 22/07/1999 | 24/10/2002 | One Red Flag |