| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BP EXPLORATION OPERATING COMPANY LIMITED | 00305943 | 23/09/2021 | Gold |
| BP OIL LLANDARCY REFINERY LIMITED | 00146560 | 17/12/2021 | Insolvent |
| BP OIL UK LIMITED | 00446915 | 17/12/2021 | Silver |
| BP PENSION TRUSTEES LIMITED | 00230748 | 31/12/2021 | Gold |
| BRITOIL LIMITED | SC077750 | 23/09/2021 | Silver |
| PETROLEUM GEOLOGY CONFERENCES LIMITED | 03836484 | 30/12/2019 | Dissolved |
| SHELL MEX AND B.P. LIMITED | 00260320 | 29/09/2021 | Not Trading |
| VH GLOBAL SUSTAINABLE ENERGY OPPORTUNITIES PLC | 12986255 | 30/10/2020 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| EI SERVICES LIMITED | 10777524 | 18/05/2017 | 09/04/2021 | Bronze |
| EST (HOLDINGS) LIMITED | 09246829 | 02/01/2020 | 14/11/2022 | Bronze |
| INSTITUTE OF ENERGY LIMITED | 03836387 | 01/08/2003 | 09/04/2021 | Not Trading |
| INSTITUTE OF PETROLEUM LIMITED | 03945454 | 01/08/2003 | 09/04/2021 | Dissolved |
| THE ENERGY SAVING TRUST FOUNDATION | 07703610 | 01/11/2020 | 12/10/2022 | Gold |