| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BROADHELM RENEWABLES GROUP LIMITED | 15557320 | 12/03/2024 | Amber |
| BROADHELM RENEWABLES LIMITED | 15557394 | 12/03/2024 | Amber |
| BROADHELM RENEWABLES MARYLAND LIMITED | 15557461 | 12/03/2024 | Amber |
| CERO GENERATION LIMITED | 12272533 | 29/01/2021 | Bronze |
| CHAPTRE FINANCE PLC | 09928473 | 30/04/2020 | One Red Flag |
| CHAPTRE HOLDINGS LIMITED | 09912280 | 30/04/2020 | One Red Flag |
| GREEN EMPIRE WTE HOLDINGS LIMITED | 11654061 | 01/11/2018 | Silver |
| MGT TEESSIDE LIMITED | 06574235 | 30/04/2020 | One Red Flag |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CERO GENERATION HOLDINGS FRANCE LIMITED | 12415204 | 21/01/2020 | 26/08/2022 | Silver |
| CERO GENERATION HOLDINGS GREECE LIMITED | 13356303 | 26/04/2021 | 26/08/2022 | One Red Flag |
| CERO GENERATION HOLDINGS ITALY LIMITED | 12316686 | 08/01/2021 | 26/08/2022 | One Red Flag |
| CERO GENERATION HOLDINGS POLAND LIMITED | 12479162 | 12/01/2021 | 13/10/2022 | N/A |
| CERO GENERATION HOLDINGS SPAIN LIMITED | 11346219 | 08/01/2021 | 26/08/2022 | Bronze |
| CERO GENERATION HOLDINGS UK LIMITED | 12318275 | 08/01/2021 | 26/08/2022 | Bronze |
| CERO GENERATION SERVICES LIMITED | 13078063 | 11/12/2020 | 26/08/2022 | One Red Flag |
| ENCYCLIS PROTOS HOLDCO LIMITED | 11915696 | 23/11/2020 | 08/06/2022 | Bronze |
| ENSO ENERGY LIMITED | 09892057 | 27/02/2021 | 06/11/2023 | Silver |
| ENSO GREEN HOLDINGS LIMITED | 12153574 | 18/09/2020 | 27/06/2023 | Silver |
| FORTUM GLASGOW LIMITED | 10359853 | 01/03/2022 | 21/05/2024 | Silver |
| LAPIN INVESTMENT LIMITED | 13205508 | 16/02/2021 | 21/05/2024 | Bronze |
| PRIORY ENERGY LIMITED | 10270313 | 27/02/2021 | 06/11/2023 | Bronze |
| SOLE RENEWABLES ITALY LIMITED | 11788560 | 25/11/2019 | 19/12/2022 | Amber |
| SOLE RENEWABLES LIMITED | 11729534 | 25/11/2019 | 19/12/2022 | Amber |
| SONNE (ITALY) HOLDINGS LIMITED | 12068057 | 20/03/2020 | 31/08/2022 | Bronze |
| SONNE SOLAR LIMITED | 11218550 | 20/03/2020 | 16/12/2021 | Bronze |
| SOUTH CLYDE ENERGY RECOVERY HOLDINGS LIMITED | 13470235 | 01/03/2022 | 21/05/2024 | Silver |