| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 51 DEGREES LIMITED | 04327429 | 17/09/2009 | Dissolved |
| 51 DEGREES LIMITED | 04327429 | 17/09/2009 | Dissolved |
| COTTAM POWER LIMITED | 04792238 | 17/09/2009 | Dissolved |
| EDF ENERGY (D1) LIMITED | 07399668 | 07/10/2010 | Dissolved |
| EDF ENERGY (D2) LIMITED | 07399707 | 07/10/2010 | Dissolved |
| EDF ENERGY 1 LIMITED | 03986835 | 17/09/2009 | Dissolved |
| EDF ENERGY CUSTOMER FIELD SERVICES (METERING) LIMITED | 04037411 | 17/09/2009 | Dissolved |
| EDF ENERGY GB LIMITED | 05257447 | 17/09/2009 | Dissolved |
| EDF ENERGY POWER SYSTEMS (EASTERN) LIMITED | 04330726 | 17/09/2009 | Dissolved |
| EDF ENERGY POWER SYSTEMS (LONDON) LIMITED | 04792241 | 17/09/2009 | Dissolved |
| EDF ENERGY POWER SYSTEMS (SOUTH EASTERN) LIMITED | 04792240 | 17/09/2009 | Dissolved |
| EDF ENERGY POWERCOM SYSTEMS (LONDON) LIMITED | 03952250 | 17/09/2009 | Dissolved |
| FIFTY-ONE DEGREES LIMITED | 04327433 | 17/09/2009 | Dissolved |
| GREEN ELECTRON LIMITED | 03189155 | 17/09/2009 | Dissolved |
| HOME ENERGY COMPANY LIMITED | 03043145 | 17/09/2009 | Dissolved |
| LEB (CONTRACTING) LIMITED | 02228350 | 17/09/2009 | Dissolved |
| LEWIS CABLE LIMITED | SC231104 | 19/07/2010 | Dissolved |
| LONDON ELECTRICITY (CONTRACTORS) LIMITED | 02228361 | 17/09/2009 | Dissolved |
| LONDON ELECTRICITY GROUP LIMITED | 04798504 | 17/09/2009 | Dissolved |
| LONDON ELECTRICITY LIMITED | 04274425 | 17/09/2009 | Dissolved |
| LONDON ELECTRICITY TRANSPORT SERVICES LIMITED | 04792187 | 17/09/2009 | Dissolved |
| LONDON ENERGY LTD | 05836850 | 17/09/2009 | Dissolved |
| MASS TRANSIT POWER LTD | 03219337 | 17/09/2009 | Dissolved |
| SEEBOARD ENERGY GAS LIMITED | 03042795 | 17/09/2009 | Dissolved |
| SEEBOARD ENERGY LIMITED | 03043088 | 17/09/2009 | Dissolved |
| SEEBOARD HIGHWAY SERVICES LIMITED | 02981674 | 17/09/2009 | Dissolved |
| SEEBOARD LIMITED | 04784133 | 17/09/2009 | Dissolved |
| SOUTH EASTERN ELECTRICITY BOARD LIMITED | 02884569 | 17/09/2009 | Dissolved |
| SOUTH EASTERN ELECTRICITY LIMITED | 02340830 | 17/09/2009 | Dissolved |
| SOUTH WESTERN ELECTRICITY LIMITED | 04284387 | 17/09/2009 | Dissolved |
| SOUTH WESTERN ELECTRICITY LIMITED | 04284387 | 17/09/2009 | Dissolved |
| SWEB LIMITED | 04798495 | 17/09/2009 | Dissolved |
| WESTERN ISLES RENEWABLES LIMITED | SC231107 | 19/07/2010 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 51 LIMITED | 04184523 | 17/09/2009 | 04/08/2014 | Dissolved |
| 51 LIMITED | 04184523 | 10/05/2010 | 22/06/2012 | Dissolved |
| ASSOCIATED ELECTRICITY SUPPLIES LIMITED | 02223002 | 17/09/2009 | 04/08/2014 | Dissolved |
| ASSOCIATED ELECTRICITY SUPPLIES LIMITED | 02223002 | 17/09/2009 | 22/06/2012 | Dissolved |
| BOUNDARY LANE WINDFARM LIMITED | 04600338 | 17/09/2009 | 01/06/2012 | Strike Off |
| BRAEMORE WOOD WINDFARM LIMITED | 04599450 | 17/09/2009 | 01/06/2012 | Dissolved |
| DELETEPICNIC LIMITED | 04798497 | 17/09/2009 | 22/06/2012 | Dissolved |
| EDF ENERGY (METRO HOLDINGS) LIMITED | 03003546 | 17/09/2009 | 22/06/2012 | Dissolved |
| EDF ENERGY (PROJECTS) LIMITED | 02964890 | 17/09/2009 | 22/06/2012 | Dissolved |
| EDF ENERGY (TSO) LIMITED | 03432165 | 17/09/2009 | 04/08/2014 | Bronze |
| EDF ENERGY (TSO) LIMITED | 03432165 | 17/09/2009 | 04/08/2014 | Bronze |
| EDF ENERGY CUSTOMER FIELD SERVICES (DATA) LIMITED | 03158935 | 17/09/2009 | 04/08/2014 | Dissolved |
| EDF ENERGY HOMEPHONE LIMITED | 04343480 | 17/09/2009 | 04/08/2014 | Dissolved |
| EDF ENERGY R&D UK CENTRE LIMITED | 02948613 | 17/09/2009 | 23/03/2012 | Silver |
| EDF ENERGY ROUND 3 ISLE OF WIGHT LIMITED | 04600558 | 17/09/2009 | 03/03/2012 | Dissolved |
| GLASS MOOR II WINDFARM LIMITED | 04696847 | 17/09/2009 | 01/06/2012 | Gold |
| LONDON ESCO LIMITED | 05702170 | 18/05/2010 | 16/04/2012 | Dissolved |
| SEEBOARD INTERNATIONAL LIMITED | 02693107 | 17/09/2009 | 22/06/2012 | Dissolved |
| SEEBOARD NATURAL GAS LIMITED | 02341168 | 17/09/2009 | 04/08/2014 | Dissolved |
| UK POWER NETWORKS (IDNO FINANCE) LIMITED | 06573825 | 17/09/2009 | 29/10/2010 | Not Trading |
| UK POWER NETWORKS (IDNO) LIMITED | 06489447 | 17/09/2009 | 29/10/2010 | Not Trading |
| UK POWER NETWORKS SERVICES (DEVELOPMENT) LIMITED | 03189877 | 17/09/2009 | 29/10/2010 | Silver |
| UK POWER NETWORKS SERVICES (ENTERPRISES) LIMITED | 02611182 | 17/09/2009 | 29/10/2010 | Gold |
| UK POWER NETWORKS SERVICES (SOUTH EAST) LIMITED | 02366867 | 17/09/2009 | 29/10/2010 | Bronze |
| WEST BURTON POWER LIMITED | 04684425 | 17/09/2009 | 04/08/2014 | Dissolved |
| WEST HINKLEY WINDFARM LIMITED | 05119816 | 17/09/2009 | 04/08/2014 | Dissolved |