| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Deerness Minerals Ltd | 01809368 | 11/03/1994 | Dissolved |
| Hbp Liquidation Ltd | 06615283 | 21/08/2008 | Dissolved |
| Helmar Associates Ltd. | 02918939 | 15/04/1994 | Dissolved |
| IVESTON MINING COMPANY LIMITED | 01980519 | 11/03/1994 | Dissolved |
| Kingfisher Fuels Ltd | 02597835 | 11/03/1994 | Dissolved |
| La Jagua Coal Co Ltd | 04785703 | 01/11/2004 | Dissolved |
| Middridge Mine Co Ltd | 01993059 | 11/03/1994 | Dissolved |
| Northumbria Mining Services Ltd | 00958858 | 11/03/1994 | Dissolved |
| Sacor Ltd | 02638304 | 11/03/1994 | Dissolved |
| Woody Close Drift Mine Ltd | 01811920 | 11/03/1994 | Dissolved |
| Young Group Plc | 02226511 | 24/07/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| COAL 4 ENERGY LIMITED | 05705910 | 28/02/2006 | 01/07/2014 | Not Trading |
| EASTGATE MATERIALS HANDLING LIMITED | 06557463 | 07/05/2008 | 01/07/2014 | Dissolved |
| Evonik Power Minerals Ltd. | 05761843 | 23/02/2009 | 28/05/2010 | Dissolved |
| FORWARD SOUND LIMITED | 06723693 | 23/02/2009 | 01/07/2014 | Amber |
| FORWARD SOUND LIMITED | 06723693 | 12/11/2008 | 21/01/2009 | Amber |
| G.R. WARDLE & SON LIMITED | 03448610 | 01/11/2004 | 03/11/2008 | Dissolved |
| HAR TRANSPORT LIMITED | 02996297 | 06/02/2004 | 15/12/2008 | Not Trading |
| HARGREAVES (UK) LIMITED | 04140051 | 01/11/2004 | 21/01/2009 | Silver |
| HARGREAVES (UK) SERVICES LIMITED | 03735251 | 01/11/2004 | 01/07/2014 | Silver |
| HARGREAVES (UK) SERVICES LIMITED | 03735251 | 10/03/2005 | 30/04/2016 | Silver |
| HARGREAVES ENVIRONMENTAL SERVICES LIMITED | 03322143 | 23/02/2009 | 01/07/2014 | Dissolved |
| HARGREAVES INDUSTRIAL SERVICES LIMITED | 02307132 | 01/09/2006 | 01/07/2014 | Silver |
| HARGREAVES MINERAL SERVICES LIMITED | 05214277 | 24/09/2004 | 19/09/2008 | Dissolved |
| HARGREAVES SERVICES PLC | 04952865 | 01/11/2004 | 01/07/2014 | Silver |
| HARGREAVES WASTE SERVICES LIMITED | 03362647 | 01/11/2004 | 01/07/2014 | Dissolved |
| HARGREAVES WASTE SERVICES LIMITED | 03362647 | 19/10/2001 | 10/03/2005 | Dissolved |
| HBLT LIMITED | 04964453 | 14/11/2003 | 15/12/2008 | Not Trading |
| HBP HOLDINGS LIMITED | 06615280 | 21/08/2008 | 08/01/2009 | Dissolved |
| HE CONTRACTS LIMITED | 03523630 | 02/04/2008 | 01/07/2014 | Not Trading |
| HESOTT LIMITED | 05877012 | 19/07/2006 | 01/07/2014 | Not Trading |
| HS TRANSPORT SERVICES LIMITED | 02538544 | 01/11/2004 | 01/07/2014 | Not Trading |
| HS TRANSPORT SERVICES LIMITED | 02538544 | 19/10/2001 | 10/03/2005 | Not Trading |
| Hargreaves Building Products Ltd | 05696316 | 07/09/2006 | 08/01/2009 | Dissolved |
| Hargreaves Development Services Ltd | 04312534 | 29/10/2001 | 30/04/2004 | Dissolved |
| Hccp Holdings Ltd | 06615270 | 23/02/2009 | 28/05/2010 | Dissolved |
| IMPERIAL TANKERS (MANAGEMENT) LIMITED | 03204400 | 23/02/2009 | 22/09/2014 | Dissolved |
| IMPERIAL TANKERS LIMITED | 05213664 | 23/02/2009 | 22/09/2014 | Not Trading |
| INDUSTRIAL DORMANT LIMITED | 03734948 | 01/11/2004 | 01/07/2014 | Dissolved |
| INDUSTRIAL DORMANT LIMITED | 03734948 | 19/10/2001 | 10/03/2003 | Dissolved |
| INDUSTRY-WIDE MINEWORKERS' PENSION SCHEME TRUSTEES LIMITED | 03004573 | 08/06/2007 | 04/01/2011 | Bronze |
| LYTAG LIMITED | 06005140 | 04/12/2006 | 26/09/2008 | Not Trading |
| MALTBY COLLIERY LIMITED | 06057412 | 11/02/2009 | 01/07/2014 | Amber |
| MAXIBRITE LIMITED | 00731607 | 18/12/2008 | 30/04/2016 | Bronze |
| METALLURGICAL SUPPLIES LIMITED | 04368321 | 01/11/2004 | 06/02/2009 | Dissolved |
| MONCKTON COKE & CHEMICAL COMPANY LIMITED(THE) | 00070960 | 17/06/2005 | 01/07/2014 | Silver |
| North East Land Development Ltd | 04234692 | 19/10/2001 | 30/04/2004 | Dissolved |
| POWER MINERALS LIMITED | 06715071 | 23/02/2009 | 28/05/2010 | One Red Flag |
| POWER MINERALS UK HOLDINGS LIMITED | 06764951 | 23/02/2009 | 28/05/2010 | Dissolved |
| R & A FUELS LIMITED | 01748345 | 01/11/2004 | 06/11/2008 | Dissolved |
| R. HANSON & SON LIMITED | 03048487 | 01/06/2004 | 01/07/2014 | Not Trading |
| ROCFUEL LIMITED | 06281859 | 23/02/2009 | 01/07/2014 | Not Trading |
| ROCPOWER LIMITED | 06447556 | 23/02/2009 | 01/07/2014 | Not Trading |
| SCHENK UK LTD | 02316301 | 28/09/2007 | 11/06/2008 | One Red Flag |
| SCOTTISH MINES RESTORATION TRUST LIMITED | SC447797 | 16/04/2013 | 25/04/2013 | Dissolved |
| SQUIRE DISTRIBUTION SERVICES LIMITED | 01305924 | 01/11/2004 | 16/07/2008 | Not Trading |
| TOWER REGENERATION LIMITED | 06995899 | 25/08/2009 | 28/02/2019 | One Red Flag |
| Xyz Newco Ltd | 04681882 | 23/02/2009 | 28/05/2010 | Dissolved |