| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| KEADBY DEVELOPMENTS LIMITED | 02691516 | 17/05/2022 | Not Trading |
| KEADBY GENERATION LIMITED | 02729513 | 17/05/2022 | Silver |
| MEDWAY POWER LIMITED | 02537903 | 17/05/2022 | Silver |
| SEABANK POWER LIMITED | 02591188 | 02/02/2024 | Gold |
| SSE LOW CARBON DEVELOPMENTS LIMITED | 15069108 | 14/08/2023 | Not Trading |
| SSE LOW CARBON HOLDINGS LIMITED | 15052653 | 07/08/2023 | Not Trading |
| SSE MEDWAY OPERATIONS LIMITED | 02647585 | 17/05/2022 | Silver |
| SSE MULTIFUEL GENERATION HOLDINGS LIMITED | 12661566 | 17/05/2022 | Bronze |
| SSE PRODUCTION SERVICES LIMITED | 02499702 | 17/05/2022 | Silver |
| SSE SEABANK INVESTMENTS LIMITED | 02631512 | 17/05/2022 | Silver |
| SSE SEABANK LAND INVESTMENTS LIMITED | 07877772 | 17/05/2022 | Not Trading |
| SSE THERMAL ENERGY HOLDINGS LIMITED | 12650549 | 17/05/2022 | Gold |
| SSE THERMAL ENERGY OPERATIONS LIMITED | 12697902 | 17/05/2022 | Silver |
| SSE THERMAL GENERATION (SCOTLAND) LIMITED | SC664055 | 17/05/2022 | Bronze |
| SSE THERMAL GENERATION HOLDINGS LIMITED | 12662248 | 17/05/2022 | Silver |
| SSE TRADING LIMITED | 04336842 | 04/08/2016 | Gold |
| SSEPG (OPERATIONS) LIMITED | 02764438 | 17/05/2022 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| SSE ENERGY MARKETS LIMITED | 09442646 | 31/05/2017 | 25/04/2022 | Silver |