| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Blezard,James,& Sons Ltd | 00586879 | 25/01/1992 | Dissolved |
| Eddlestone & Co Ltd | 00236806 | 25/01/1992 | Dissolved |
| Enterprise Mill Ltd | 00253990 | 25/01/1992 | Dissolved |
| Rankpart Ltd | 02479196 | 09/03/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| NOVITAS GROUP LIMITED | 06410221 | 03/04/2008 | 28/04/2010 | Dissolved |
| WATSONS BS (HOLDINGS) LIMITED | 07078742 | 26/04/2010 | 25/11/2016 | Gold |
| WATSONS BUILDING SERVICES LIMITED | 03917637 | 02/02/2000 | 25/11/2016 | Gold |