| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BBSM LTD | 12220754 | 21/09/2019 | Bronze |
| CERULEAN CAPITAL LIMITED | 13625465 | 16/09/2021 | Silver |
| EQUILIBRIUM ENERGY STORAGE LIMITED | 14755235 | 24/03/2023 | Not Trading |
| PROJECT FOREST SERVICES LTD | 12368816 | 18/12/2019 | One Red Flag |
| RENEWABLE HEAT & POWER LIMITED | 03737270 | 22/03/1999 | Bronze |
| SOLAR ICE LIMITED | 10742472 | 26/04/2017 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CANDLED LIMITED | 10214129 | 03/06/2016 | 20/04/2017 | One Red Flag |
| HYDRO GENERATION LTD | 04306018 | 17/06/2002 | 04/11/2005 | Dissolved |
| RENEWABLE HEAT & POWER LIMITED | 03737270 | 22/03/1999 | 31/03/2002 | Bronze |
| REX CARBON LTD | 04842774 | 23/07/2003 | 02/08/2004 | Gold |
| SOUTH WEST HEAT & POWER LIMITED | 09336349 | 02/12/2014 | 15/04/2015 | Dissolved |
| WOOD ENERGY LIMITED | 04269709 | 20/07/2004 | 14/08/2004 | Insolvent |
| WOOD ENERGY LIMITED | 04269709 | 14/08/2001 | 31/07/2012 | Insolvent |