| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ABERGELLI POWER LIMITED | 08190497 | 27/10/2021 | 01/08/2024 | Amber |
| DRAX BIOMASS HOLDINGS LIMITED | 08322715 | 27/10/2021 | 01/08/2024 | Amber |
| DRAX CRUACHAN EXPANSION LIMITED | 06657393 | 27/10/2021 | 01/08/2024 | Bronze |
| DRAX GENERATION DEVELOPMENTS LIMITED | 07821368 | 27/10/2021 | 01/08/2024 | Bronze |
| DRAX HYDRO LIMITED | 08654218 | 27/10/2021 | 01/08/2024 | Gold |
| DRAX PUMPED STORAGE LIMITED | 06657336 | 27/10/2021 | 01/08/2024 | Silver |
| DRAX RESEARCH AND INNOVATION HOLDCO LIMITED | 06657454 | 27/10/2021 | 01/08/2024 | One Red Flag |
| DRAX RIVER HYDRO LIMITED | 05956747 | 27/10/2021 | 01/08/2024 | Gold |
| DRAX SMART GENERATION HOLDCO LIMITED | 07821911 | 27/10/2021 | 01/08/2024 | Bronze |
| HIRWAUN POWER LIMITED | 08190283 | 27/10/2021 | 01/08/2024 | Amber |
| IP KARUGAMO HOLDINGS | FC027762 | 09/08/2007 | 24/06/2014 | Dissolved |
| IP KARUGAMO HOLDINGS (UK) LIMITED | 09022417 | 02/05/2014 | 31/03/2017 | Silver |
| MILLBROOK POWER LIMITED | 08920458 | 27/10/2021 | 01/08/2024 | Amber |
| PROGRESS POWER LIMITED | 08421833 | 27/10/2021 | 01/08/2024 | Amber |
| SMW LIMITED | SC165988 | 27/10/2021 | 01/08/2024 | Gold |