| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Cadogal Investments Ltd | 00559117 | 18/11/1991 | Dissolved |
| SLATER & COOK BISNEY & JONES LIMITED | 00206998 | 25/11/1991 | Dissolved |
| Sparkwell Developments Ltd | 03606972 | 06/04/1999 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Case & Sons Ltd | 00336968 | 15/12/1991 | 15/06/1998 | Dissolved |
| NEWQUEST PROPERTIES LTD | 03249599 | 02/09/2005 | 12/11/2008 | Silver |
| SPAN GROUP LIMITED | 03368245 | 01/11/2000 | 12/11/2008 | One Red Flag |
| SPARKWELL INVESTMENTS LIMITED | 05038292 | 10/02/2004 | 04/03/2014 | One Red Flag |
| SPARKWELL PROPERTIES LIMITED | 03040217 | 23/04/1995 | 31/05/2000 | One Red Flag |
| TONENEST DEVELOPMENTS LIMITED | 04999796 | 19/12/2003 | 04/03/2014 | Bronze |
| TONENEST LIMITED | 03834262 | 06/03/2001 | 04/03/2014 | Silver |