| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALAUNA RENEWABLE ENERGY LIMITED | 07586543 | 16/01/2018 | 15/07/2024 | Bronze |
| BIOGEN (UK) LIMITED | 05616520 | 27/07/2017 | 15/07/2024 | Gold |
| BIOGEN EM HOLDCO LIMITED | 11021839 | 19/10/2017 | 15/07/2024 | Bronze |
| BIOGEN EM LIMITED | 11022488 | 19/10/2017 | 15/07/2024 | Bronze |
| BIOGEN EM MIDCO LIMITED | 11020628 | 18/10/2017 | 15/07/2024 | Bronze |
| BIOGEN EM OPCO LIMITED | 08356771 | 16/01/2018 | 15/07/2024 | One Red Flag |
| BIOGEN EM TOPCO LIMITED | 11020593 | 18/10/2017 | 15/07/2024 | Bronze |
| BIOGEN HOLDINGS LIMITED | 08116503 | 27/07/2017 | 15/07/2024 | Silver |
| BIOGEN LTD | 06151086 | 27/07/2017 | 02/08/2024 | Not Trading |
| BIOGEN SOUTHERN LIMITED | 12154571 | 13/08/2019 | 15/07/2024 | One Red Flag |
| ENVAR COMPOSTING GROUP LIMITED | 04922291 | 06/02/2018 | 18/01/2024 | Silver |
| ENVAR COMPOSTING SERVICES LIMITED | 04114620 | 06/02/2018 | 18/01/2024 | Not Trading |
| ENVAR ORGANICS LIMITED | 02910950 | 06/02/2018 | 18/01/2024 | One Red Flag |
| ENVAR RECYCLING (SUFFOLK) LIMITED | 07571909 | 06/02/2018 | 18/01/2024 | One Red Flag |
| FAIRFIELDS FARM ENERGY HOLDINGS LIMITED | 14807160 | 22/08/2023 | 15/07/2024 | Bronze |
| FAIRFIELDS FARM ENERGY LIMITED | 09860962 | 22/08/2023 | 15/07/2024 | One Red Flag |
| GARSTON POWER LIMITED | 09116787 | 22/08/2023 | 15/07/2024 | Bronze |
| HOLBEACH BIOGAS LIMITED | 07739876 | 06/02/2018 | 15/07/2024 | Bronze |
| MANOR FARM GREEN ENERGY LIMITED | 09819443 | 22/08/2023 | 15/07/2024 | One Red Flag |
| OXON RENEWABLES LIMITED | 09329061 | 22/08/2023 | 15/07/2024 | Silver |
| POTESTAS POWER LIMITED | 08664331 | 22/08/2023 | 15/07/2024 | One Red Flag |
| STRAGGLETHORPE ENERGY LIMITED | 09625839 | 22/08/2023 | 15/07/2024 | One Red Flag |
| SUTTON GRANGE AD LIMITED | 07948621 | 19/01/2024 | 15/07/2024 | One Red Flag |
| TAMAR COMPOSTING (EAST ANGLIA) LIMITED | 05675092 | 06/02/2018 | 15/07/2024 | Silver |
| TAMAR ENERGY (HERMES HOLDINGS) LIMITED | 09090751 | 06/02/2018 | 15/07/2024 | One Red Flag |
| TAMAR ENERGY (HOLDINGS) LIMITED | 09086861 | 06/02/2018 | 15/07/2024 | One Red Flag |
| TAMAR ENERGY DEVELOPMENT COMPANY LIMITED | 03856752 | 06/02/2018 | 15/07/2024 | One Red Flag |
| TAMAR ENERGY LIMITED | 07703877 | 06/02/2018 | 15/07/2024 | Bronze |
| TAMAR ENERGY OPERATING COMPANY (ONE) LIMITED | 09090190 | 06/02/2018 | 15/07/2024 | Bronze |
| TAMAR ORGANIC WASTE LIMITED | 09349622 | 06/02/2018 | 15/07/2024 | Silver |
| TAMAR RENEWABLE POWER (BASINGSTOKE) LIMITED | 09090824 | 06/02/2018 | 15/07/2024 | One Red Flag |
| TAMAR RENEWABLE POWER (ESSEX) LIMITED | 07165617 | 06/02/2018 | 15/07/2024 | One Red Flag |
| TAMAR RENEWABLE POWER (HODDESDON) LIMITED | 09090821 | 06/02/2018 | 15/07/2024 | One Red Flag |
| THE BEDDINGHAM COMPOST COMPANY LTD | 04772298 | 06/02/2018 | 18/01/2024 | Not Trading |
| TORNAGRAIN GAS MILL LIMITED | 09843473 | 22/08/2023 | 15/07/2024 | One Red Flag |
| VERTIGO ENERGY LIMITED | 08365632 | 22/08/2023 | 15/07/2024 | Bronze |
| WESTER KERROWGAIR FARM ENERGY LIMITED | 09205081 | 22/08/2023 | 15/07/2024 | One Red Flag |