| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CECP ADVISORS LLP | OC357077 | 03/03/2014 | Silver |
| ENERGY INTELLIGENCE GROUP (UK) LIMITED | 02429464 | 17/06/2010 | Bronze |
| Mentorna Investments Ltd | 01246868 | 31/12/1991 | Dissolved |
| Mentorna Investments Ltd | 01246868 | 31/12/1991 | Dissolved |
| Vesta Investment Advisory Llp | OC328837 | 06/06/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ANDES COLOMBIA HOLDING LIMITED | 11073997 | 21/12/2017 | 04/05/2021 | Dissolved |
| BASIN CAPITAL PARTNERS LLP | OC338964 | 24/07/2008 | 24/09/2009 | Silver |
| CIEP EPOCH HOLDCO 1 LIMITED | 11563093 | 18/12/2018 | 01/08/2020 | One Red Flag |
| CIEP EPOCH NEWCO 1 LIMITED | 12597390 | 12/05/2020 | 18/03/2024 | One Red Flag |
| ENI ENERGY GROUP LIMITED | 10647707 | 02/03/2017 | 31/01/2024 | Silver |