| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ABERDEEN OFFSHORE WIND FARM LIMITED | SC278869 | 06/10/2008 | 10/11/2009 | Bronze |
| CLASHINDARROCH WIND FARM LIMITED | 05358030 | 06/10/2008 | 15/04/2013 | Silver |
| KENTISH FLATS LIMITED | 04130301 | 01/07/2006 | 15/04/2013 | Silver |
| LLANERFYL ACCESS ROAD CONSORTIUM LIMITED | 06118626 | 08/01/2010 | 15/04/2013 | Not Trading |
| NANT BACH WIND FARM LIMITED | 06834016 | 17/11/2009 | 15/04/2013 | Dissolved |
| NANT Y MOCH WIND FARM LIMITED | 03494533 | 17/11/2009 | 15/04/2013 | Dissolved |
| NAUTIMUS LIMITED | 05532528 | 17/12/2008 | 30/04/2012 | Dissolved |
| NORFOLK BOREAS LIMITED | 03722058 | 17/12/2008 | 15/04/2013 | Amber |
| NUON UK LTD | 03446477 | 19/11/2009 | 15/04/2013 | Gold |
| ORMONDE ENERGY LIMITED | 04874027 | 17/12/2008 | 15/04/2013 | Gold |
| OURACK WIND FARM ONE LIMITED | 05532689 | 17/12/2008 | 15/04/2013 | Not Trading |
| OURACK WIND FARM TWO LIMITED | 05475126 | 10/11/2008 | 15/04/2013 | Not Trading |
| PARC CYNOG WIND FARM LIMITED | 02840895 | 17/11/2009 | 15/04/2013 | Gold |
| PEN Y CYMOEDD WIND FARM LIMITED | 03494498 | 17/11/2009 | 15/04/2013 | Bronze |
| PENDINE WIND FARM LIMITED | 03292728 | 17/11/2009 | 15/04/2013 | Bronze |
| SWINFORD WIND FARM LIMITED | 06941519 | 17/11/2009 | 15/04/2013 | Silver |
| THANET OFFSHORE WIND LIMITED | 04512200 | 10/11/2008 | 15/04/2013 | Silver |
| VATTENFALL HEAT UK LIMITED | 02951085 | 06/10/2008 | 15/04/2013 | One Red Flag |
| VATTENFALL NETWORK SOLUTIONS LTD | 02692708 | 06/10/2008 | 15/04/2013 | Gold |
| VATTENFALL NETWORKS LTD | 02731769 | 06/10/2008 | 15/04/2013 | Amber |
| VATTENFALL UK SALES LIMITED | 05461926 | 17/12/2008 | 15/04/2013 | Insolvent |
| VATTENFALL WIND POWER LTD | 06205750 | 06/10/2008 | 15/04/2013 | Gold |