| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AMAP DEVELOPMENT SERVICES LTD | 14332737 | 02/09/2022 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BLACK HILL WIND FARM LIMITED | 04493876 | 31/10/2003 | 04/11/2005 | Silver |
| CAMBRIAN RENEWABLE ENERGY LIMITED | 04803358 | 02/06/2010 | 15/03/2012 | Bronze |
| CEFN CROES WINDFARM LIMITED | 03493425 | 24/01/2004 | 14/04/2008 | Dissolved |
| CORSTON WINDFARM LIMITED | 03493421 | 24/01/2004 | 14/04/2008 | Dissolved |
| DEVON WIND POWER LIMITED | 03536976 | 24/03/2010 | 23/11/2011 | Bronze |
| EASTERN WIND FARMS LIMITED | 02798170 | 31/10/2003 | 14/04/2008 | Dissolved |
| ECO2 CAMBRIAN LIMITED | 05504383 | 02/06/2010 | 15/03/2012 | Dissolved |
| EEEGR | 04117847 | 12/11/2019 | 13/10/2022 | Bronze |
| ESB ASSET DEVELOPMENT UK LIMITED | 06925667 | 24/03/2010 | 15/03/2012 | Silver |
| GLENS OF FOUDLAND WIND FARM LIMITED | 04493791 | 31/10/2003 | 08/10/2004 | Bronze |
| MYNYDD CLOGAU WINDFARM LIMITED | 03493417 | 24/01/2004 | 25/02/2005 | Bronze |
| PRYSAN WINDFARM LIMITED | 03493424 | 24/01/2004 | 14/04/2008 | Dissolved |
| RES DEVELOPMENTS LIMITED | 04493918 | 31/10/2003 | 14/04/2008 | Dissolved |
| RES UK & IRELAND LIMITED | 04913493 | 05/11/2003 | 22/04/2008 | Bronze |
| WIND FARM DEVELOPMENTS LIMITED | NI036725 | 28/11/2003 | 21/11/2004 | Dissolved |
| WIND TURBINE DEVELOPMENTS LIMITED | 02873607 | 20/11/2003 | 14/04/2008 | Dissolved |
| WRYDE CROFT WIND FARM LIMITED | 05241893 | 12/01/2005 | 22/04/2008 | Bronze |