| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| FORBES TECHNOLOGIES LIMITED | 01772436 | 01/05/2002 | Silver |
| Forbes Enviro Ltd | 03319974 | 08/10/2001 | Dissolved |
| Inspection & Sitework Services Ltd | SC059341 | 23/01/2002 | Dissolved |
| KENNETH FORBES (HOLDINGS) LIMITED | SC082870 | 08/10/2000 | Silver |
| TANK INSPECTIONS LIMITED | 07842034 | 10/11/2011 | Silver |
| THE PALL RING COMPANY LIMITED | 05536012 | 01/02/2008 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|