| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| TOKAMAK ENERGY LTD | 07054929 | 04/01/2021 | Amber |
| TOKAMAK SOLUTIONS EBT LIMITED | 08496735 | 30/09/2021 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BG GROUP LIMITED | 03690065 | 15/02/2016 | 07/02/2017 | Bronze |
| BG INTERNATIONAL LIMITED | 00902239 | 15/02/2016 | 07/02/2017 | Gold |
| BONIMAC LIMITED | 04466813 | 21/06/2002 | 01/09/2013 | Not Trading |
| BUTE ENERGY LIMITED | 12474011 | 29/07/2020 | 06/01/2023 | One Red Flag |
| SHELL INTERNATIONAL LIMITED | 03075807 | 24/04/2014 | 07/02/2017 | Bronze |
| SHELL OVERSEAS HOLDINGS LIMITED | 00596107 | 03/04/2014 | 07/02/2017 | Gold |
| SHELL PETROLEUM COMPANY LIMITED(THE) | 00077861 | 03/04/2014 | 07/02/2017 | Gold |
| SHELL RESEARCH LIMITED | 00539964 | 01/04/2014 | 02/07/2014 | One Red Flag |
| SHELL U.K. LIMITED | 00140141 | 01/04/2014 | 21/11/2016 | Bronze |
| THE SHELL CENTENARY SCHOLARSHIP FUND | 03608466 | 01/09/2014 | 02/11/2016 | Dissolved |
| THE SHELL TRANSPORT AND TRADING COMPANY LIMITED | 00054485 | 08/04/2014 | 07/02/2017 | Amber |