| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BROOKE ENERGY (HEMYOCK) LIMITED | 09575907 | 06/05/2015 | Dissolved |
| GREEN OTTER LIMITED | 07220251 | 01/07/2016 | Dissolved |
| HILL BARTON CHP LIMITED | 09613960 | 29/05/2015 | Dissolved |
| NATURAL WOODSHAVINGS LIMITED | 11718660 | 10/12/2018 | Dissolved |
| OAK TREE FAMILY LIMITED | 11573749 | 20/09/2018 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BROOKE ADDITIVES LIMITED | 11719466 | 10/12/2018 | 11/11/2024 | Amber |
| BROOKE BIOMASS LIMITED | 09722626 | 08/08/2015 | 11/11/2024 | Bronze |
| BROOKE ENERGY (ENGINEERING) LIMITED | 10169439 | 09/05/2016 | 11/11/2024 | Amber |
| BROOKE ENERGY (EXETER) LIMITED | 10169473 | 09/05/2016 | 11/11/2024 | Bronze |
| BROOKE ENERGY (JEWELLS) LIMITED | 10168705 | 07/05/2016 | 11/11/2024 | One Red Flag |
| BROOKE ENERGY (WINCHESTER) LIMITED | 10169466 | 09/05/2016 | 11/11/2024 | One Red Flag |
| BROOKE ENERGY GROUP LIMITED | 10168506 | 07/05/2016 | 11/11/2024 | Amber |
| BROOKE GROUP LIMITED | 09788758 | 22/09/2015 | 27/11/2024 | Amber |
| HEMYOCK ENGINEERING LIMITED | 08165127 | 25/02/2015 | 27/11/2024 | One Red Flag |
| RENEWABLE ASSET LIMITED | NI615617 | 24/07/2020 | 11/11/2024 | One Red Flag |