| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ENQUEST (HEATHER OILFIELD) LIMITED | 01216554 | 06/04/2010 | Dissolved |
| GROVE ENERGY (ROMANIA) LIMITED | 05969643 | 05/11/2010 | Dissolved |
| GROVE ENERGY (SOUTHERN NORTH SEA) LIMITED | 05947276 | 05/11/2010 | Dissolved |
| STRATIC ENERGY (DEVELOPMENTS) HOLDINGS LIMITED | 06749831 | 05/11/2010 | Dissolved |
| STRATIC ENERGY (DEVELOPMENTS) LIMITED | 06749898 | 05/11/2010 | Dissolved |
| STRATIC ENERGY (NORTH SEA) LIMITED | 05696700 | 05/11/2010 | Dissolved |
| STRATIC EXPLORATION (SYRIA) LIMITED | 05971351 | 05/11/2010 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ENQUEST BRITAIN LIMITED | 03628497 | 06/04/2010 | 24/10/2012 | Bronze |
| ENQUEST DONS LIMITED | 03351775 | 05/04/2010 | 24/10/2012 | Dissolved |
| ENQUEST DONS OCEANIA LIMITED | FC028709 | 06/04/2010 | 17/10/2014 | Dissolved |
| ENQUEST ED LIMITED | 06301904 | 05/04/2010 | 17/10/2014 | Dissolved |
| ENQUEST ENS LIMITED | 06411750 | 31/01/2012 | 24/10/2012 | Not Trading |
| ENQUEST HEATHER LIMITED | 02748866 | 06/04/2010 | 24/10/2012 | Bronze |
| ENQUEST PLC | 07140891 | 29/01/2010 | 15/08/2022 | Bronze |
| ENQUEST THISTLE LIMITED | 04487223 | 06/04/2010 | 24/10/2012 | Not Trading |
| ENQUEST UK LIMITED | 01006812 | 06/04/2010 | 24/10/2012 | Not Trading |
| ENQUEST UKCS LIMITED | 06547400 | 31/01/2012 | 24/10/2012 | Not Trading |
| STRATIC ENERGY (UK) LIMITED | 04758305 | 05/11/2010 | 24/10/2012 | Dissolved |
| STRATIC UK HOLDINGS LIMITED | 05971273 | 05/11/2010 | 17/10/2014 | Not Trading |
| URSA MAJOR CARBON DIOXIDE REDUCTION LLP | OC312097 | 05/08/2006 | 05/04/2024 | Gold |