| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CHEVRON AEROSPACE GROUP LIMITED | 03359799 | 01/03/2004 | Dissolved |
| HI-LIFE TOOLS (UK) LIMITED | 01622579 | 01/03/2004 | Dissolved |
| SPS TECH TRADING LIMITED | 03630019 | 01/03/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| A F AEROSPACE LIMITED | 03008968 | 30/09/2008 | 30/03/2012 | Dissolved |
| AETC LIMITED | 03206792 | 22/05/2001 | 01/12/2008 | Gold |
| AETC LIMITED | 03206792 | 20/11/2008 | 01/06/2013 | Gold |
| AIRDROME PARTS CO.,LIMITED | 04976863 | 30/09/2008 | 30/03/2012 | Dissolved |
| CALEDONIAN ALLOYS GROUP LIMITED | SC217265 | 13/11/2008 | 01/06/2013 | Dissolved |
| CALEDONIAN ALLOYS LIMITED | SC162625 | 13/11/2008 | 01/06/2013 | Silver |
| CAMERON FORGED PRODUCTS LIMITED | SC148655 | 21/11/2008 | 22/11/2011 | Dissolved |
| CHEVRON AEROSTRUCTURES LIMITED | 00938188 | 01/03/2004 | 01/06/2013 | Dissolved |
| PCC FLOW TECHNOLOGIES LIMITED | SC057099 | 24/10/2008 | 26/09/2013 | Dissolved |
| PCC UK GLOBAL HOLDINGS LIMITED | 06102611 | 24/01/2013 | 01/06/2013 | Silver |
| SBP HOLDINGS LIMITED | 03512626 | 09/08/2011 | 03/05/2013 | Not Trading |
| SPECIAL METALS WIGGIN LIMITED | 00036721 | 01/10/2008 | 01/06/2013 | Silver |
| SPS AEROSTRUCTURES LIMITED | 01945689 | 01/03/2004 | 01/06/2013 | Amber |
| SPS CHEVRON LIMITED | 03645978 | 01/03/2004 | 01/06/2013 | Dissolved |
| SPS TECHNOLOGIES LIMITED | 00303951 | 01/03/2004 | 01/06/2013 | Silver |
| THE CALEY GROUP LIMITED | SC162624 | 13/11/2008 | 14/02/2011 | Dissolved |
| TIMET EUROPE LIMITED | 03871506 | 24/01/2013 | 01/06/2013 | Gold |
| TIMET UK (EXPORT) LIMITED | 01641090 | 24/01/2013 | 01/06/2013 | Dissolved |
| TIMET UK LIMITED | 00530589 | 24/01/2013 | 01/06/2013 | Silver |
| TITANIUM MC LIMITED | 00501623 | 24/01/2013 | 01/06/2013 | Dissolved |
| TRIUMPH AEROSPACE OPERATIONS UK, LTD. | 00706645 | 09/08/2011 | 03/05/2013 | Amber |
| TRIUMPH STRUCTURES INTERNATIONAL, LTD. | 06207544 | 09/08/2011 | 03/05/2013 | Not Trading |
| Tuclem (Uk) Ltd | 01173247 | 01/03/2004 | 29/04/2005 | Dissolved |
| WYMAN-GORDON (LINCOLN) LIMITED | 03978221 | 28/04/2000 | 01/06/2013 | Dissolved |
| WYMAN-GORDON (LINCOLN) LIMITED | 03978221 | 21/11/2008 | 01/06/2013 | Dissolved |
| WYMAN-GORDON LIMITED | 02889486 | 21/11/2008 | 01/06/2013 | Silver |