| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| COMBINED HEAT AND POWER INVESTMENTS LIMITED | 09849305 | 25/02/2019 | Bronze |
| EECO ARK LIMITED | 09903879 | 25/02/2019 | Dissolved |
| EECO BEATCO2 LTD | 09054382 | 25/02/2019 | Dissolved |
| EECO CAR PARKS NO.1 LTD | 08745926 | 25/02/2019 | Dissolved |
| EECO CAR PARKS NO.2 LTD | 09736685 | 25/02/2019 | Dissolved |
| SDCL EE (CO) (UK) CIP HOLDINGS LIMITED | 08148673 | 20/06/2023 | Silver |
| SDCL HOLDINGS LIMITED | 14850523 | 05/05/2023 | Bronze |
| SEEIT ASIA LIMITED | 10495583 | 25/02/2019 | Bronze |
| SEEIT BLOC LIMITED | 14146148 | 01/06/2022 | Gold |
| SEEIT CPP LIMITED | 14185248 | 21/06/2022 | Not Trading |
| SEEIT HOLDCO LIMITED | 11641051 | 24/01/2019 | Silver |
| SEEIT MAGMA LIMITED | 09556291 | 18/03/2019 | Bronze |
| SEEIT US TWO LIMITED | 10915628 | 25/02/2019 | Bronze |
| STELLEF LIMITED | 11676565 | 14/11/2018 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| EECO BIOMASS NO. 1 LTD | 08909755 | 25/02/2019 | 31/03/2022 | Silver |
| EECO DATA CENTRES NO.1 LIMITED | 08876467 | 25/02/2019 | 31/03/2022 | One Red Flag |
| EECO KINGSCOURT LTD | 08321586 | 25/02/2019 | 31/03/2022 | Silver |
| EECO SMITHFIELD LIMITED | 08807670 | 25/02/2019 | 31/03/2022 | Silver |
| EECO WILTON NO.1 LTD. | 09517399 | 25/02/2019 | 31/03/2022 | One Red Flag |
| ENERGY EFFICIENT GLOBAL UK PROJECT LIMITED | 09097139 | 25/02/2019 | 31/03/2022 | Amber |
| SDCL SOLAR EDGE LIMITED | 09720856 | 18/03/2019 | 31/03/2022 | One Red Flag |
| SEEIT EUROPE 2 LIMITED | 12938654 | 08/10/2020 | 31/03/2022 | One Red Flag |
| SEEIT UK 1 LIMITED | 12804227 | 11/08/2020 | 31/03/2022 | One Red Flag |