| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ARTEMIS SECURITIES LIMITED | 10266441 | 07/07/2016 | Dissolved |
| Anthracite Mining Ltd | 03841525 | 02/06/2003 | Dissolved |
| CENTRECLEAR LIMITED | 04899634 | 25/02/2011 | Insolvent |
| CONSOLIDATED COAL LIMITED | 07711408 | 01/10/2014 | Dissolved |
| CONSOLIDATED MINING (KYRGYZSTAN) LIMITED | 07081946 | 04/11/2016 | Not Trading |
| CONSOLIDATED MINING LIMITED | 06017569 | 11/07/2008 | Dissolved |
| DOSCO ENGINEERING LIMITED | 09128476 | 01/04/2015 | Dissolved |
| DOSCO ENGINEERING LTD | 13219742 | 23/02/2021 | Dissolved |
| DOSCO LIMITED | 10269492 | 08/07/2016 | Dissolved |
| Delta Coal & Energy Corporation Ltd | SC075207 | 31/03/1988 | Dissolved |
| Delta Coal Trading Ltd | SC080193 | 31/03/1989 | Dissolved |
| FALCON MINING LIMITED | 07589809 | 08/08/2016 | Dissolved |
| Fuelology Ltd | SC087039 | 31/03/1988 | Dissolved |
| GLYNCASTLE MINERAL HANDLING LIMITED | 05346865 | 25/02/2011 | Insolvent |
| GLYNCASTLE MINING LIMITED | 05346654 | 10/01/2011 | Insolvent |
| GLYNCASTLE PLC | 05352542 | 29/11/2010 | Insolvent |
| GLYNCASTLE RESOURCE LIMITED | 03616432 | 25/02/2011 | Insolvent |
| Merthyr Mining Co Ltd | 03115272 | 31/01/2003 | Dissolved |
| Mossend Transport Services Ltd | SC079073 | 31/03/1989 | Dissolved |
| NORTHERN INVESTMENTS LIMITED | 06642978 | 28/09/2009 | Dissolved |
| OCEAN COAL LIMITED | 05567558 | 25/02/2011 | Insolvent |
| OCEAN COLLIERIES LIMITED | 07424319 | 13/06/2011 | Dissolved |
| PAN AFRICAN MINING (SIERRA LEONE) LIMITED | 09489258 | 06/04/2015 | Dissolved |
| PENTHOUSE INVESTMENTS LIMITED | 09034619 | 31/07/2014 | Dissolved |
| SOUTH WALES ENERGY PARK LIMITED | 10259477 | 01/07/2016 | Dissolved |
| ST JAMES'S CAPITAL LIMITED | 02595243 | 14/09/2016 | Dissolved |
| SWEP LIMITED | 10251949 | 25/06/2016 | Dissolved |
| THE TALBEX GROUP LIMITED | 00272605 | 02/09/2015 | Dissolved |
| Transrail South Wales Ltd | 03975914 | 27/03/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Delta Properties Ltd | SC116044 | 09/02/1991 | 17/03/1994 | Dissolved |
| ENERGYBUILD GROUP LIMITED | 05451235 | 30/08/2006 | 06/07/2007 | Dissolved |
| ENERGYBUILD HOLDINGS LIMITED | 04934473 | 16/10/2003 | 01/11/2007 | Dissolved |
| ENERGYBUILD LIMITED | 04770293 | 01/01/2004 | 01/11/2007 | Bronze |
| ENERGYBUILD MINING LIMITED | 04934085 | 16/10/2003 | 26/10/2007 | Not Trading |
| ENERGYBUILD OPENCAST LIMITED | 04944934 | 27/10/2003 | 26/10/2007 | Dissolved |
| GLASGOW BULK HANDLING LIMITED | SC100803 | 14/04/1989 | 18/10/1990 | Dissolved |
| Liverpool Cargo Handling Ltd | 02559952 | 31/03/1992 | 18/03/1994 | Dissolved |
| Scotia Coal Ltd | SC121928 | 01/03/1990 | 17/03/1994 | Dissolved |
| W J B Coal Ltd | 02486245 | 28/03/1992 | 17/03/1994 | Dissolved |