| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| HEZZA LIMITED | SC477247 | 09/05/2014 | Dissolved |
| RADICO ENERGY SOLUTIONS LIMITED | SC485675 | 02/09/2014 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Amberstoke Ltd | 04570100 | 22/09/2008 | 04/11/2008 | Dissolved |
| ENQUEST BRITAIN LIMITED | 03628497 | 20/06/2011 | 14/04/2014 | One Red Flag |
| ENQUEST DONS LEASING LIMITED | 07848478 | 24/10/2012 | 14/04/2014 | Bronze |
| ENQUEST DONS LIMITED | 03351775 | 24/10/2012 | 14/04/2014 | Dissolved |
| ENQUEST ENERGY LIMITED | 01019698 | 22/03/2013 | 14/04/2014 | Not Trading |
| ENQUEST ENS LIMITED | 06411750 | 31/01/2012 | 14/04/2014 | Not Trading |
| ENQUEST HEATHER LEASING LIMITED | 07848449 | 24/10/2012 | 14/04/2014 | Gold |
| ENQUEST HEATHER LIMITED | 02748866 | 20/06/2011 | 14/04/2014 | One Red Flag |
| ENQUEST PRODUCTION LIMITED | 01019831 | 22/03/2013 | 14/04/2014 | Not Trading |
| ENQUEST THISTLE LIMITED | 04487223 | 20/06/2011 | 14/04/2014 | Insolvent |
| ENQUEST UK LIMITED | 01006812 | 24/10/2012 | 14/04/2014 | Insolvent |
| ENQUEST UKCS LIMITED | 06547400 | 31/01/2012 | 14/04/2014 | Insolvent |
| Grovedawn Ltd | 04570506 | 22/09/2008 | 04/11/2008 | Dissolved |
| IGNITESERVE LIMITED | 03645283 | 22/09/2008 | 04/11/2008 | Dissolved |
| KEELWOOD LIMITED | 04570491 | 22/09/2008 | 04/11/2008 | Dissolved |
| PALADIN RESOURCES LIMITED | SC149507 | 22/09/2008 | 04/11/2008 | Gold |
| REPSOL NORTH SEA LIMITED | 01061863 | 22/09/2008 | 04/11/2008 | Silver |
| REPSOL OIL TRADING LIMITED | 02307374 | 22/09/2008 | 04/11/2008 | Amber |
| REPSOL PENSION AND LIFE SCHEME LIMITED | 03678507 | 24/01/2003 | 06/05/2011 | Not Trading |
| REPSOL RESOURCES UK LIMITED | 00825828 | 22/09/2008 | 04/11/2008 | Silver |
| REPSOL TRANSPORTATION (UT) LIMITED | 03093642 | 22/09/2008 | 04/11/2008 | Gold |
| REPSOL TRUSTEES (UK) LIMITED | 02901437 | 22/09/2008 | 04/11/2008 | Not Trading |
| RIGEL PETROLEUM (NI) LIMITED | NI029801 | 22/09/2008 | 04/11/2008 | Silver |
| RIGEL PETROLEUM UK LIMITED | 03389978 | 22/09/2008 | 04/11/2008 | Silver |
| ST. MARGARET'S SCHOOL FOR GIRLS (INCORPORATED). | SC012585 | 14/02/2006 | 27/03/2012 | Amber |
| STRATIC ENERGY (UK) LIMITED | 04758305 | 20/06/2011 | 14/04/2014 | Dissolved |
| Supertest Petroleum(U.K.)Ltd | 01020484 | 22/09/2008 | 04/11/2008 | Dissolved |
| TRANSWORLD PETROLEUM (U.K.) LIMITED | 01010787 | 22/09/2008 | 04/11/2008 | Amber |