| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BECKBY BIOGAS LIMITED | 15770121 | 10/06/2024 | Amber |
| BEECH HILL ENERGY LIMITED | 09062290 | 11/11/2015 | Dissolved |
| BLACK BRIDGE ENERGY LIMITED | 08423001 | 17/02/2015 | Dissolved |
| BLUESTONE BIOGAS LIMITED | 15770102 | 10/06/2024 | Amber |
| EMMINOL LIMITED | 05973347 | 11/12/2006 | Dissolved |
| F B FEEDSTOCKS LIMITED | 10436838 | 19/10/2016 | Dissolved |
| FERN FARMING LIMITED | 11840082 | 21/02/2019 | Dissolved |
| FUTURE BIOGAS (SF) LIMITED | 06590709 | 13/05/2008 | Dissolved |
| FUTURE BIOGAS GROUP LIMITED | 13386430 | 11/05/2021 | Bronze |
| FUTURE BIOGAS LIMITED | 07207977 | 30/03/2010 | Bronze |
| FUTURE BIOGAS SYSTEMS LTD | 09843707 | 27/10/2015 | One Red Flag |
| HEATH FARM ENERGY LIMITED | 09397056 | 30/11/2023 | Silver |
| IRONSTONE ENERGY LIMITED | 14502440 | 23/11/2022 | One Red Flag |
| LAPWING FARMING LIMITED | 08484416 | 12/04/2013 | One Red Flag |
| LITTLE OAK BIOGAS LTD | 15219079 | 18/10/2023 | Bronze |
| LONGHEDGE RENEWABLES LIMITED | 08666213 | 12/02/2016 | Dissolved |
| MERIDIAN BIOGAS LTD | 15615724 | 04/04/2024 | Amber |
| OAK GROVE RENEWABLES LIMITED | 07854853 | 21/11/2011 | Dissolved |
| QUILLET BIOGAS LIMITED | 07250209 | 11/05/2010 | Strike Off |
| RICCALL RENEWABLES LIMITED | 15770061 | 10/06/2024 | Amber |
| RIDGE ROAD ENERGY LIMITED | 09547098 | 30/11/2023 | Bronze |
| SILVER DRIFT LIMITED | 08329879 | 13/12/2012 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| EGMERE ENERGY LIMITED | 08414608 | 21/06/2013 | 06/07/2018 | Bronze |
| F B ENERGY LIMITED | 09621762 | 03/06/2015 | 03/06/2015 | Not Trading |
| FUTURE BIOGAS (REEPHAM ROAD) LIMITED | 07391839 | 28/03/2011 | 20/03/2019 | Dissolved |
| GRANGE FARM ENERGY LIMITED | 08735974 | 02/12/2013 | 06/07/2018 | Bronze |
| HEATH FARM ENERGY LIMITED | 09397056 | 10/02/2015 | 21/05/2020 | Silver |
| MERLIN RENEWABLES LIMITED | 08125572 | 02/07/2012 | 15/08/2018 | Silver |
| RAINWORTH ENERGY LIMITED | 09516163 | 28/03/2015 | 22/03/2021 | One Red Flag |
| REDSTOW RENEWABLES LIMITED | 08072067 | 16/05/2012 | 08/01/2021 | Silver |
| VULCAN RENEWABLES LIMITED | 07854815 | 21/11/2011 | 25/08/2017 | Bronze |
| WARREN ENERGY LIMITED | 09534132 | 11/11/2015 | 28/08/2019 | Bronze |
| WARREN POWER LIMITED | 09391505 | 01/12/2015 | 28/08/2019 | One Red Flag |