| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BIRMINGHAM DISTRICT ENERGY COMPANY LIMITED | 05988953 | 30/04/2010 | 18/07/2013 | One Red Flag |
| BLOOMSBURY HEAT & POWER LIMITED | 03626472 | 30/04/2010 | 18/07/2013 | Bronze |
| BRING ENERGY CONCESSIONS LIMITED | 02240219 | 30/04/2010 | 18/07/2013 | One Red Flag |
| BRING ENERGY LIMITED | 01506399 | 30/04/2010 | 18/07/2013 | One Red Flag |
| BRING ENERGY SERVICES LIMITED | 04513466 | 30/04/2010 | 18/07/2013 | One Red Flag |
| CHESHIRE ENERGY NETWORKS LIMITED | 10030338 | 04/04/2016 | 09/01/2018 | Not Trading |
| COFATHEC ENERGY PFI LIMITED | 04196022 | 16/12/2014 | 09/01/2018 | Insolvent |
| EAST LONDON ENERGY LIMITED | 06307742 | 10/07/2007 | 15/11/2011 | One Red Flag |
| EAST LONDON ENERGY LIMITED | 06307742 | 10/07/2007 | 18/07/2013 | One Red Flag |
| ELYO FALCON LIMITED | 00575609 | 17/02/2012 | 01/01/2016 | Insolvent |
| ENGIE IMPACT UK LIMITED | 03820315 | 12/12/2013 | 31/03/2015 | Bronze |
| EQUANS ENERGY SERVICES UK LIMITED | 02665215 | 18/07/2013 | 01/01/2016 | Bronze |
| GOWER STREET HEAT AND POWER LIMITED | 04070944 | 30/04/2010 | 18/07/2013 | Dissolved |
| INDUSTRIELLE DE CHAUFFAGE ENTERPRISE UNITED KINGDOM LIMITED | 03463584 | 30/04/2010 | 18/07/2013 | Dissolved |
| LEICESTER DISTRICT ENERGY COMPANY LIMITED | 05847251 | 30/04/2010 | 18/07/2013 | Bronze |
| SOUTHAMPTON GEOTHERMAL HEATING COMPANY LIMITED(THE) | 02053176 | 30/04/2010 | 18/07/2013 | One Red Flag |
| THE ASSOCIATION FOR DECENTRALISED ENERGY | 00917116 | 01/11/2011 | 01/04/2014 | Silver |