| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AIRTHERM LIMITED | SC155213 | 17/08/2009 | Dissolved |
| AIRTHERM LIMITED | SC155213 | 17/08/2009 | Dissolved |
| B.E.E. MAINTENANCE LIMITED | 02847700 | 17/08/2009 | Dissolved |
| B.E.E. MAINTENANCE LIMITED | 02847700 | 17/08/2009 | Dissolved |
| BOILER OPERATION AND MANAGEMENT LIMITED | 01274634 | 12/03/2008 | Dissolved |
| BOILER OPERATION AND MANAGEMENT LIMITED | 01274634 | 12/02/2010 | Dissolved |
| Complete Energy Services Ltd | 02950121 | 04/01/2005 | Dissolved |
| IMTECH ENGINEERING SERVICES LONDON AND SOUTH LTD | 02925156 | 01/01/2016 | Bronze |
| Wright U K Ltd | 02530443 | 04/01/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AXIMA FM HOLDING LIMITED | 03674836 | 03/10/2006 | 31/03/2014 | Not Trading |
| AXIMA FM HOLDING LIMITED | 03674836 | 03/10/2006 | 31/03/2014 | Not Trading |
| AXIMA FM LIMITED | 02926739 | 04/01/2005 | 31/03/2014 | Not Trading |
| AXIMA FM LIMITED | 02926739 | 03/10/2006 | 31/03/2014 | Not Trading |
| BIRMINGHAM DISTRICT ENERGY COMPANY LIMITED | 05988953 | 24/11/2010 | 31/03/2014 | One Red Flag |
| BLOOMSBURY HEAT & POWER LIMITED | 03626472 | 24/11/2010 | 31/03/2014 | Bronze |
| BRING ENERGY CONCESSIONS LIMITED | 02240219 | 24/11/2010 | 31/03/2014 | One Red Flag |
| BRING ENERGY LIMITED | 01506399 | 24/11/2010 | 31/03/2014 | One Red Flag |
| BRING ENERGY SERVICES LIMITED | 04513466 | 24/11/2010 | 31/03/2014 | One Red Flag |
| COFATHEC HEATSAVE LIMITED | 01382270 | 17/08/2009 | 31/03/2014 | Insolvent |
| COFATHEC HEATSAVE LIMITED | 01382270 | 17/08/2009 | 24/04/2014 | Insolvent |
| COFATHEC UK LIMITED | 03687975 | 17/08/2009 | 31/03/2014 | Insolvent |
| COFATHEC UK LIMITED | 03687975 | 17/08/2009 | 31/03/2014 | Insolvent |
| COFELY UK HOLDING LIMITED | 07846121 | 03/04/2013 | 31/03/2014 | Dissolved |
| COVENTRY DISTRICT ENERGY COMPANY LIMITED | 08090838 | 31/05/2012 | 31/03/2014 | One Red Flag |
| DELTEC MAINTENANCE COMPANY LIMITED | 02657010 | 17/08/2009 | 31/03/2014 | Dissolved |
| DELTEC MAINTENANCE COMPANY LIMITED | 02657010 | 17/08/2009 | 31/03/2014 | Dissolved |
| EAST LONDON ENERGY LIMITED | 06307742 | 24/11/2010 | 31/03/2014 | One Red Flag |
| ELYO FALCON LIMITED | 00575609 | 12/02/2010 | 31/03/2014 | Insolvent |
| ELYO FALCON LIMITED | 00575609 | 12/03/2008 | 31/03/2014 | Insolvent |
| EQUANS ENGINEERING SERVICES LIMITED | 02070305 | 01/03/2009 | 31/03/2014 | Amber |
| EQUANS ENGINEERING SERVICES LIMITED | 02070305 | 01/03/2009 | 31/03/2014 | Amber |
| EQUANS FM LIMITED | 00665702 | 04/01/2005 | 31/03/2014 | Bronze |
| EQUANS FM LIMITED | 00665702 | 01/01/2005 | 31/03/2014 | Bronze |
| EQUANS GROUP UK LIMITED | 03151861 | 31/05/2006 | 09/12/2013 | Silver |
| EQUANS GROUP UK LIMITED | 03151861 | 22/06/2006 | 31/03/2014 | Silver |
| EQUANS HOLDING UK LIMITED | 08155362 | 24/07/2012 | 09/12/2013 | Gold |
| EXCEL DISTRICT ENERGY COMPANY LIMITED | 08341688 | 27/12/2012 | 31/03/2014 | One Red Flag |
| GOWER STREET HEAT AND POWER LIMITED | 04070944 | 24/11/2010 | 24/04/2014 | Dissolved |
| INDUSTRIAL ENERGY SERVICES LIMITED | 01732859 | 11/01/2008 | 31/03/2014 | One Red Flag |
| INDUSTRIAL ENERGY SERVICES LIMITED | 01732859 | 01/09/2009 | 31/03/2014 | One Red Flag |
| INDUSTRIELLE DE CHAUFFAGE ENTERPRISE UNITED KINGDOM LIMITED | 03463584 | 24/11/2010 | 31/03/2014 | Dissolved |
| LEICESTER DISTRICT ENERGY COMPANY LIMITED | 05847251 | 24/11/2010 | 31/03/2014 | Bronze |
| RESOURCE ENVIRONMENTAL SERVICES LIMITED | 02744696 | 17/08/2009 | 31/03/2014 | Insolvent |
| RESOURCE ENVIRONMENTAL SERVICES LIMITED | 02744696 | 17/08/2009 | 31/03/2014 | Insolvent |
| SALE PFI LIMITED | 04382404 | 17/08/2009 | 31/03/2014 | Bronze |
| SALE PFI LIMITED | 04382404 | 17/08/2009 | 31/03/2014 | Bronze |
| SOUTHAMPTON GEOTHERMAL HEATING COMPANY LIMITED(THE) | 02053176 | 24/11/2010 | 31/03/2014 | One Red Flag |