| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BALKAN GAS LIMITED | 06960667 | 13/07/2009 | Dissolved |
| FAIRVIEW ENERGY CONSULTANTS LTD. | 10410520 | 05/10/2016 | Dissolved |
| QUANTUM ENERGY DEVELOPMENTS LTD | 05430867 | 20/04/2009 | Dissolved |
| QUANTUM ENERGY DEVELOPMENTS LTD | 05430867 | 09/05/2007 | Dissolved |
| Usefulhectic Limited | 02093946 | 29/12/1990 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| THYSSENKRUPP INDUSTRIAL SOLUTIONS OIL & GAS LTD | 04191712 | 23/08/2006 | 08/09/2011 | Dissolved |
| THYSSENKRUPP UHDE ENERGY & POWER CONSULTANTS LTD. | 03906552 | 23/08/2006 | 09/03/2016 | Dissolved |