| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CORYTON ENERGY COMPANY, LTD. | FC020597 | 30/10/2015 | 30/06/2018 | Bronze |
| EMBEROCK HOLDINGS (UK) LIMITED | 06176482 | 18/09/2015 | 20/03/2019 | Bronze |
| EMBEROCK OVERSEAS (UK) LIMITED | 10866700 | 14/07/2017 | 20/03/2019 | Amber |
| GREEN BESS DEVELOPMENT SERVICES (UK) LIMITED | 03547451 | 29/09/2015 | 28/02/2017 | One Red Flag |
| GREEN BESS DEVELOPMENTS (UK) LIMITED | 06179060 | 29/09/2015 | 30/06/2018 | Bronze |
| INTERGEN (UK) LTD. | 03039100 | 29/09/2015 | 30/06/2018 | Gold |
| INTERGEN ENTERPRISES (UK) LTD. | 03568678 | 29/09/2015 | 28/02/2017 | Not Trading |
| INTERGEN MANAGEMENT SERVICES (U.K.) LTD | 03547447 | 29/09/2015 | 28/02/2017 | Dissolved |
| INTERGEN OPERATING COMPANY (UK) LIMITED | 03197643 | 29/09/2015 | 30/06/2018 | Gold |
| ROCKSAVAGE POWER COMPANY, LTD. | FC018868 | 31/10/2015 | 30/06/2018 | Bronze |
| SAAVI ALTAMIRA (UK) LTD | 07980530 | 01/03/2017 | 26/04/2018 | Dissolved |
| SAAVI ENERGIA (UK) LTD | 07679550 | 01/03/2017 | 26/04/2018 | Silver |
| SAAVI SLP (UK) LTD | 07680712 | 29/09/2015 | 26/04/2018 | Dissolved |
| SAVAGE LAND LIMITED | 03145444 | 29/09/2015 | 28/02/2017 | Not Trading |
| SPALDING ENERGY COMPANY, LTD. | FC019668 | 30/10/2015 | 30/06/2018 | Silver |