| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ASTRAL PETROLEUM LIMITED | 04469519 | 25/06/2002 | Dissolved |
| GLOBAL PETROLEUM (UK) LIMITED | 08291950 | 13/11/2012 | Dissolved |
| Microfloat Bed Co Ltd | 03130967 | 27/11/1995 | Dissolved |
| NEPTUNE PETROLEUM LIMITED | 05112493 | 26/04/2004 | Dissolved |
| SALA HEALTHCARE LIMITED | 06567456 | 16/04/2008 | Dissolved |
| SATURN PETROLEUM LIMITED | 05596985 | 19/10/2005 | Dissolved |
| STAR PETROLEUM PLC | 03754520 | 15/04/1999 | Dissolved |
| THAMES MINERALS LTD | 15354439 | 15/12/2023 | Amber |
| TM SERVICES LIMITED | 01473210 | 29/01/1993 | Dissolved |
| Thames Resources Ltd | 03678577 | 03/12/1998 | Dissolved |
| Tm Energy Ltd | 03122056 | 03/11/1995 | Dissolved |
| Tm Information Systems Ltd | 02086931 | 29/01/1993 | Dissolved |
| Tm Management Consultants Ltd | 02011630 | 16/02/1992 | Dissolved |
| Tm Management Consultants Ltd | 02011630 | 16/02/1992 | Dissolved |
| Tm Petroleum Recovery Ltd | 02605623 | 23/04/1991 | Dissolved |
| Tm Supplies Limited | 01551585 | 26/06/1992 | Dissolved |
| Tm Supplies Limited | 01551585 | 26/06/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CATS EYES PRODUCTIONS LIMITED | 04122566 | 26/01/2001 | 10/12/2002 | Dissolved |
| CATS EYES PRODUCTIONS LIMITED | 04122566 | 26/01/2001 | 27/01/2005 | Dissolved |
| COMET PETROLEUM LIMITED | 05591077 | 12/10/2005 | 23/01/2017 | Dissolved |
| DANA PETROLEUM LIMITED | 03456891 | 29/10/1997 | 13/08/2001 | Bronze |
| E.On Ruhrgas Uk Holding Ltd | 03722631 | 01/10/1999 | 23/10/2003 | Dissolved |
| GAMING REALMS PLC | 04175777 | 24/04/2001 | 27/05/2004 | Gold |
| GLOBAL PETROLEUM EXPLORATION LTD | 05513792 | 20/07/2005 | 31/08/2021 | One Red Flag |
| GLOBAL PETROLEUM LIMITED | FC031785 | 26/02/2014 | 31/08/2021 | One Red Flag |
| Goggle Eyes Productions Ltd | 04089115 | 09/10/2000 | 22/10/2002 | Dissolved |
| ORANGE RIVER HOLDINGS LIMITED | 05952195 | 02/10/2006 | 26/06/2007 | Dissolved |
| PLANET OIL INTERNATIONAL LIMITED | 03589112 | 21/09/2000 | 19/03/2001 | Dissolved |
| PLANET OIL LIMITED | 03460558 | 01/07/2001 | 04/07/2004 | Strike Off |
| PURSUIT RESOURCES LIMITED | 05351285 | 15/03/2005 | 01/09/2008 | Dissolved |
| RED SEA RESOURCES LIMITED | 06236864 | 03/05/2007 | 26/06/2007 | Dissolved |
| Sakhalin Petroleum Plc | 03121802 | 03/11/1995 | 23/01/1998 | Dissolved |
| TM CONSULTANTS LIMITED | 01829425 | 26/06/1992 | 01/04/2015 | Bronze |
| TM MINERALS LTD | 12232800 | 30/09/2019 | 07/09/2020 | Dissolved |
| TMGTT LTD. | 10440202 | 20/01/2017 | 21/02/2017 | Dissolved |
| TOWER RESOURCES PLC | 05305345 | 16/01/2006 | 31/12/2020 | Silver |