| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| EARTHENERGY LIMITED | 03163262 | 09/10/2008 | Dissolved |
| ST GEORGE'S SCHOOL, HARPENDEN ACADEMY TRUST | 08092358 | 09/03/2022 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALTAHULLION WIND FARM LIMITED | NI043481 | 23/11/2010 | 30/08/2013 | Silver |
| BLACK HILL WIND FARM LIMITED | 04493876 | 23/11/2010 | 30/10/2012 | Silver |
| DYFFRYN BRODYN LIMITED | 02917526 | 23/11/2010 | 30/08/2013 | Silver |
| EARTHENERGY UTILITY LIMITED | 05835204 | 09/10/2008 | 17/03/2011 | Dissolved |
| FORSS WIND FARM LIMITED. | 02924456 | 23/11/2010 | 30/08/2013 | Bronze |
| FOUR BURROWS LIMITED | 02913793 | 23/11/2010 | 30/08/2013 | Silver |
| FUTURE HEATING LTD | 04261036 | 08/10/2008 | 20/01/2011 | Dissolved |
| GRUIG WIND FARM LIMITED | NI061369 | 23/11/2010 | 24/02/2011 | Silver |
| KEADBY WIND FARM LIMITED | 06852112 | 22/11/2010 | 15/06/2011 | One Red Flag |
| LENDRUM'S BRIDGE (HOLDINGS) LIMITED | NI037835 | 23/11/2010 | 30/08/2013 | Not Trading |
| LENDRUM'S BRIDGE WIND FARM LIMITED | NI035116 | 23/11/2010 | 30/08/2013 | One Red Flag |
| LENDRUM'S BRIDGE WIND FARM NO.2 LIMITED | NI042849 | 22/11/2010 | 29/08/2013 | Dissolved |
| LGC GENOMICS LIMITED | 07686158 | 13/06/2018 | 17/10/2022 | Silver |
| LINK TECHNOLOGIES LIMITED | SC105013 | 15/07/2017 | 17/10/2022 | Amber |
| LOUGH HILL WIND FARM LIMITED | NI050663 | 23/11/2010 | 30/08/2013 | Silver |
| PHARMAREVIEW LIMITED | 07796206 | 13/02/2023 | 31/08/2023 | Gold |
| PHR WAREHOUSE LIMITED | 14076400 | 13/02/2023 | 31/08/2023 | Not Trading |
| PV SYSTEMS LIMITED | 03432498 | 05/10/2009 | 20/01/2011 | Dissolved |
| RENEWABLE ENERGY SYSTEMS (NORTHERN IRELAND) LIMITED | NI026799 | 22/11/2010 | 29/08/2013 | Silver |
| RES ADVISORY LIMITED | 06242516 | 04/02/2010 | 29/08/2013 | Dissolved |
| RES ESCO LIMITED | 06182961 | 13/10/2008 | 20/01/2011 | Dissolved |
| RES FUELS LIMITED | 06310931 | 13/10/2008 | 20/01/2011 | Dissolved |
| RES HEAT AND POWER LIMITED | 04913487 | 24/09/2009 | 27/01/2011 | Dissolved |
| RES ON-SITE LIMITED | 06182959 | 24/12/2009 | 24/02/2011 | Dissolved |
| RES SOLAR LIMITED | 03526048 | 05/10/2009 | 02/04/2015 | Dissolved |
| RES UK & IRELAND LIMITED | 04913493 | 25/01/2011 | 02/04/2015 | Bronze |
| RES-GEN LIMITED | 04913485 | 23/11/2010 | 30/08/2013 | Dissolved |
| WADLOW ENERGY HOLDINGS LIMITED | 07680508 | 23/06/2011 | 10/08/2011 | One Red Flag |
| WADLOW ENERGY LIMITED | 07454880 | 30/11/2010 | 10/08/2011 | Bronze |
| WIND FARM DEVELOPMENTS LIMITED | NI036725 | 22/11/2010 | 29/08/2013 | Dissolved |
| WIND FARM HOLDINGS LIMITED | 04913482 | 23/11/2010 | 30/08/2013 | Silver |
| WRYDE CROFT WIND FARM LIMITED | 05241893 | 22/11/2010 | 29/08/2013 | Bronze |