| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| G S A (ENVIRONMENTAL) LIMITED | 04927794 | 14/09/2010 | One Red Flag |
| Gs Hydromet Ltd | 05362815 | 14/02/2005 | Dissolved |
| MARKET COURT DEVELOPMENTS LIMITED | 06421399 | 08/11/2007 | Bronze |
| Trident Consulting Engineers Ltd | 02801637 | 18/03/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| FABRICOM ENGINEERING DESIGN SERVICES LIMITED | 03143262 | 24/12/2010 | 01/06/2012 | Strike Off |
| G S A (ENVIRONMENTAL) LIMITED | 04927794 | 14/09/2010 | 14/09/2010 | One Red Flag |
| GRIMLEY SMITH ASSOCIATES LIMITED | 02678696 | 01/04/1992 | 01/03/2012 | Dissolved |
| Orbit Metallurgical Ltd | 03006253 | 08/06/2000 | 01/10/2003 | Dissolved |