| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| FIRST FLIGHT WIND LIMITED | NI611390 | 10/06/2016 | Dissolved |
| FUTURE HEATING LTD | 04261036 | 10/06/2016 | Dissolved |
| KEADBY LIMITED | 06737693 | 10/06/2016 | Dissolved |
| LENDRUM'S BRIDGE WIND FARM NO.2 LIMITED | NI042849 | 10/06/2016 | Dissolved |
| PASSIVHAUS (UK) LIMITED | 06242517 | 10/06/2016 | Dissolved |
| PV SYSTEMS LIMITED | 03432498 | 10/06/2016 | Dissolved |
| RENEWABLE ENERGY SYSTEMS CONSTRUCTION LIMITED | 04585817 | 10/06/2016 | Dissolved |
| RES ADVISORY LIMITED | 06242516 | 10/06/2016 | Dissolved |
| RES ENTERPRISES LIMITED | 06914687 | 10/06/2016 | Dissolved |
| RES ESCO LIMITED | 06182961 | 10/06/2016 | Dissolved |
| RES FUELS LIMITED | 06310931 | 10/06/2016 | Dissolved |
| RES HEAT AND POWER LIMITED | 04913487 | 10/06/2016 | Dissolved |
| RES ON-SITE LIMITED | 06182959 | 10/06/2016 | Dissolved |
| RES SOLAR LIMITED | 03526048 | 10/06/2016 | Dissolved |
| RES WHITE LIMITED | 11530790 | 28/03/2019 | Insolvent |
| RES-B9 (NI OFFSHORE WIND) LIMITED | NI612289 | 10/06/2016 | Dissolved |
| RES-GEN LIMITED | 04913485 | 10/06/2016 | Dissolved |
| WIND FARM DEVELOPMENTS LIMITED | NI036725 | 10/06/2016 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AGR FIT WIND GENERATION LIMITED | 09299665 | 06/11/2014 | 13/02/2015 | Dissolved |
| ALTAHULLION WIND FARM LIMITED | NI043481 | 30/11/2015 | 14/11/2018 | Bronze |
| ALTAVEEDAN ENERGY LIMITED | NI629197 | 06/02/2015 | 22/04/2016 | Bronze |
| AURA WIND (STONEHAVEN) LIMITED | 09299674 | 06/11/2014 | 13/02/2015 | Bronze |
| B K S ENERGY LIMITED | 07430622 | 30/11/2015 | 14/11/2018 | Silver |
| CARBON FREE LTD | 06629482 | 28/04/2017 | 14/11/2018 | Bronze |
| CARBON FREE NEILSTON LTD | 06978597 | 28/04/2017 | 14/11/2018 | Gold |
| CHURCHTOWN FARM SOLAR LIMITED | 07611290 | 06/03/2015 | 17/12/2018 | Bronze |
| COOMBE SOLAR LIMITED | 09261084 | 13/10/2014 | 30/12/2014 | Bronze |
| CRAIGGORE ENERGY LIMITED | NI646810 | 06/07/2017 | 30/04/2019 | One Red Flag |
| DYFFRYN BRODYN LIMITED | 02917526 | 11/04/2017 | 14/11/2018 | Silver |
| EARLSEAT WIND FARM LTD | 06874641 | 14/11/2014 | 14/11/2018 | Bronze |
| EAST LANGFORD SOLAR LIMITED | 07610799 | 06/03/2015 | 17/12/2018 | Bronze |
| EGMERE AIRFIELD SOLAR PARK LIMITED | 08264799 | 07/07/2014 | 07/07/2014 | Bronze |
| EUROPEAN INVESTMENTS (CORNWALL) HOLDINGS LIMITED | 10715565 | 09/06/2017 | 17/12/2018 | Bronze |
| EUROPEAN INVESTMENTS (CORNWALL) LIMITED | 08030338 | 06/03/2015 | 17/12/2018 | Bronze |
| EUROPEAN INVESTMENTS (EARLSEAT) LIMITED | 08681230 | 14/11/2014 | 14/11/2018 | One Red Flag |
| EUROPEAN INVESTMENTS (SCEL) LIMITED | 08022435 | 05/03/2015 | 17/12/2018 | Silver |
| FORSS WIND FARM LIMITED. | 02924456 | 30/11/2015 | 14/11/2018 | Bronze |
| FOUR BURROWS LIMITED | 02913793 | 23/01/2017 | 14/11/2018 | Silver |
| FREASDAIL ENERGY LIMITED | 09605716 | 22/05/2015 | 14/11/2018 | Bronze |
| GARREG LWYD ENERGY LIMITED | 08263859 | 15/02/2017 | 14/11/2018 | Bronze |
| GHF GENERATION LIMITED | 09299653 | 06/11/2014 | 13/02/2015 | Dissolved |
| GRANGE RENEWABLE ENERGY LIMITED | 07638249 | 30/11/2015 | 14/11/2018 | Bronze |
| GREEN HILL ENERGY LIMITED | 06952903 | 30/11/2015 | 14/11/2018 | Bronze |
| HAZEL RENEWABLES LIMITED | 07937663 | 30/11/2015 | 14/11/2018 | One Red Flag |
| HILL OF TOWIE LIMITED | 06952881 | 30/11/2015 | 14/11/2018 | Bronze |
| KENWYN SOLAR LIMITED | 08652909 | 30/11/2015 | 14/11/2018 | One Red Flag |
| LENDRUM'S BRIDGE (HOLDINGS) LIMITED | NI037835 | 30/11/2015 | 14/11/2018 | Not Trading |
| LENDRUM'S BRIDGE WIND FARM LIMITED | NI035116 | 30/11/2015 | 14/11/2018 | One Red Flag |
| LOUGH HILL WIND FARM LIMITED | NI050663 | 30/11/2015 | 14/11/2018 | Silver |
| MANOR FARM SOLAR LIMITED | 07611300 | 06/03/2015 | 17/12/2018 | Amber |
| MC POWER LIMITED | 07881332 | 30/11/2015 | 14/11/2018 | Bronze |
| MINNYGAP ENERGY LIMITED | 09644754 | 17/06/2015 | 27/03/2017 | Bronze |
| NDT TRADING LIMITED | SC363381 | 28/04/2017 | 14/11/2018 | Gold |
| PARLEY COURT SOLAR PARK LIMITED | 08263104 | 07/08/2014 | 14/11/2018 | Bronze |
| PENARE FARM SOLAR PARK LIMITED | 08259787 | 07/08/2014 | 14/11/2018 | One Red Flag |
| POPLAR HOUSE WIND TURBINE LIMITED | 09299707 | 06/11/2014 | 13/02/2015 | Dissolved |
| ROOS ENERGY LIMITED | 07638113 | 30/11/2015 | 14/11/2018 | Bronze |
| SOLWAYBANK ENERGY LIMITED | 09275294 | 22/10/2014 | 14/11/2018 | One Red Flag |
| SOUTH SHIELDS ENERGY STORAGE LTD | 10272711 | 11/07/2016 | 19/06/2017 | Bronze |
| SUNSAVE 12 (DERRITON FIELDS) LTD | 08195632 | 30/11/2015 | 14/11/2018 | Bronze |
| SUNSAVE 25 (WIX LODGE FARM) LIMITED | 08543122 | 30/11/2015 | 14/11/2018 | Bronze |
| TALLENTIRE ENERGY LIMITED | 07912292 | 30/11/2015 | 14/11/2018 | Bronze |
| TRAFALGAR WIND HOLDINGS LIMITED | 11443809 | 02/07/2018 | 09/11/2018 | Silver |
| UK ENERGY STORAGE SERVICES LIMITED | 10001405 | 11/02/2016 | 14/11/2018 | Bronze |
| WILLMOUNT LIMITED | NI640798 | 14/09/2016 | 20/01/2017 | Bronze |
| WIND FARM HOLDINGS LIMITED | 04913482 | 30/11/2015 | 14/01/2019 | Bronze |