| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BIOMETHANE (CASTLE EATON) LIMITED | 09512414 | 14/08/2020 | Insolvent |
| BIOTECH ENERGY (ESCO 33) LIMITED | 08717811 | 11/06/2014 | Dissolved |
| BIOTECH ENERGY (ESCO 34) LIMITED | 09485448 | 12/03/2015 | Dissolved |
| BIOTECH ENERGY (ESCO 35) LIMITED | 09485514 | 12/03/2015 | Dissolved |
| BIOTECH ENERGY OPERATIONS LTD | 08515513 | 11/11/2016 | Dissolved |
| BIOTECH ENERGY SERVICES LIMITED | 10129577 | 01/06/2016 | Dissolved |
| BIOTECH LABORATORY SERVICES LIMITED | 10144086 | 01/06/2016 | Dissolved |
| CASTLE EATON RENEWABLE LIMITED | 08596787 | 25/11/2020 | Not Trading |
| CONSULTABILITY FINANCE LIMITED | 10647849 | 02/03/2017 | Silver |
| CORRBOARD BIOENERGY LIMITED | 10154074 | 04/10/2024 | One Red Flag |
| ECO VERDE ENERGY LIMITED | 11733164 | 28/07/2020 | Gold |
| HILL FARM BIOENERGY LIMITED | 11699915 | 27/11/2018 | Strike Off |
| LANES FARM ENERGY LIMITED | 10036182 | 31/01/2022 | One Red Flag |
| METHANUM LIMITED | 09908418 | 01/11/2020 | Amber |
| PRIVILEGE HOLDINGS 2 LIMITED | 11580537 | 03/08/2022 | Amber |
| RANDOX AD LIMITED | 07150559 | 13/02/2023 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BIOTECH ENERGY OPERATIONS LTD | 08515513 | 08/01/2014 | 01/09/2014 | Dissolved |
| BRIGG LANE BIOGAS LIMITED | 10134271 | 07/12/2018 | 31/01/2021 | One Red Flag |
| CURTIS CONTRACTS (NW) LTD | 07399534 | 11/10/2010 | 31/01/2011 | Dissolved |
| ELLOUGH AD PLANT LIMITED | 07475331 | 31/03/2020 | 28/01/2022 | Silver |
| H2 ENERGY (JV33) LTD | 09073473 | 05/06/2014 | 01/09/2014 | Dissolved |
| H2 ENERGY BIOTECH LTD | 08526775 | 11/06/2014 | 12/05/2016 | Dissolved |
| H2 ENERGY INVESTMENTS LTD | 09047087 | 19/05/2014 | 12/05/2016 | Dissolved |
| H2 ENERGY LIMITED | NI612463 | 11/06/2014 | 15/12/2014 | Insolvent |
| LANES FARM ENERGY LIMITED | 10036182 | 22/10/2018 | 31/10/2020 | One Red Flag |
| LOWER REULE BIDCO LIMITED | 11110377 | 09/01/2019 | 01/11/2023 | Silver |
| LOWER REULE BIOENERGY LIMITED | 06759707 | 09/01/2019 | 01/11/2023 | One Red Flag |
| WARDLEY BIOGAS LIMITED | 11241621 | 02/11/2018 | 31/01/2020 | One Red Flag |