| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| KERNOW ENERGY LIMITED | 05396862 | 17/03/2005 | Silver |
| MPX RESOURCES LIMITED | 06404637 | 04/04/2014 | Dissolved |
| NEO ENERGY (CNS) LIMITED | SC309081 | 26/08/2021 | Silver |
| NEO ENERGY (EXPLORATION) LIMITED | SC279866 | 26/08/2021 | One Red Flag |
| NEO ENERGY (GBA) LIMITED | 14746451 | 21/06/2023 | Bronze |
| NEO ENERGY (NORTH SEA) LIMITED | 08649342 | 26/08/2021 | Dissolved |
| NEO ENERGY (PRODUCTION) LIMITED | 05896824 | 26/08/2021 | Silver |
| NEO ENERGY (SNS) LIMITED | SC291165 | 26/08/2021 | Silver |
| NEO ENERGY (UKCS) LIMITED | 02669936 | 26/08/2021 | Amber |
| NEO ENERGY (ZEL) LIMITED | 06748922 | 16/07/2013 | Bronze |
| NEO ENERGY (ZEX) LIMITED | 05834920 | 04/04/2014 | Amber |
| NEO ENERGY (ZNI) LIMITED | NI029409 | 04/03/2016 | Silver |
| NEO ENERGY (ZNS) LIMITED | 06576309 | 04/04/2014 | Silver |
| NEO ENERGY (ZOG) LIMITED | 05693929 | 01/02/2006 | One Red Flag |
| NEO ENERGY (ZPL) LIMITED | 08818762 | 18/12/2013 | Bronze |
| NEO ENERGY CENTRAL NORTH SEA LIMITED | 05894683 | 04/03/2016 | Silver |
| NEO ENERGY CONSOLIDATED HOLDINGS LIMITED | SC760986 | 03/03/2023 | Bronze |
| NEO ENERGY ENTERPRISES LIMITED | 04388397 | 26/08/2021 | Silver |
| NEO ENERGY EXPLORATION UK LIMITED | 08266502 | 26/08/2021 | Silver |
| NEO ENERGY NATURAL RESOURCES LIMITED | 13018823 | 08/12/2021 | Bronze |
| NEO ENERGY PATHWAY LIMITED | 06212075 | 30/06/2015 | Gold |
| NEO ENERGY PETROLEUM LIMITED | 03288689 | 29/03/2022 | Bronze |
| NEO ENERGY PRODUCTION UK LIMITED | 12086835 | 26/08/2021 | One Red Flag |
| NEO ENERGY UPSTREAM UK LIMITED | SC279865 | 26/08/2021 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| NEO ENERGY (ZEL) LIMITED | 06748922 | 13/11/2008 | 10/06/2009 | Bronze |
| Suthers Street Management Co Ltd | 06748961 | 13/11/2008 | 14/11/2008 | Dissolved |
| VISION OIL & GAS LIMITED | 05490951 | 24/06/2005 | 06/04/2008 | Dissolved |