| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALTRAD ENGINEERING SERVICES LIMITED | 02887096 | 04/11/2008 | 30/09/2009 | Silver |
| CHIEFTAIN GROUP LIMITED | 01455149 | 08/12/2008 | 30/09/2009 | Dissolved |
| ENERGY COAST WEST CUMBRIA LIMITED | 02234442 | 21/04/2011 | 07/06/2012 | Silver |
| Fellside Heat & Power Ltd | 02614535 | 31/01/2002 | 01/09/2007 | Dissolved |
| JORDAN MANUFACTURING LIMITED | 04335735 | 07/07/2008 | 30/09/2009 | Dissolved |
| NUCLEAR MANAGEMENT PARTNERS LIMITED | 05894268 | 06/11/2013 | 16/03/2015 | Dissolved |
| NUCLEAR WASTE SERVICES LIMITED | 05608448 | 29/07/2007 | 01/09/2007 | Amber |
| R BLACKETT CHARLTON LIMITED | 01800131 | 04/11/2008 | 30/09/2009 | Dissolved |
| R. BLACKETT CHARLTON WORKSHOP SERVICES LIMITED | 02888416 | 04/11/2008 | 30/09/2009 | Dissolved |
| REDHALL GROUP PLC | 00263995 | 22/02/2008 | 30/09/2009 | One Red Flag |
| REDHALL MARINE LIMITED | 02096001 | 04/11/2008 | 30/09/2009 | Insolvent |
| REDHALL NUCLEAR LIMITED | 04242679 | 01/11/2007 | 30/09/2009 | Dissolved |
| SELLAFIELD LIMITED | 01002607 | 15/02/2007 | 01/09/2007 | Silver |
| STEELS ENGINEERING SERVICES LIMITED | 03733636 | 01/11/2007 | 30/09/2009 | Dissolved |