| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CENTRE FOR SUSTAINABLE ENERGY | 02219673 | 26/06/2014 | Gold |
| CLEANER SAFER GROUP | 14541065 | 14/12/2022 | Not Trading |
| GUY WELFARE ASSOCIATES LIMITED | 07493521 | 01/11/2019 | Gold |
| HETAS LIMITED | 02117828 | 01/03/2020 | Bronze |
| THE GLASS LIFT LIMITED | 08926200 | 06/03/2014 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| FEEAC - FEDERATION OF ENERGY EFFICIENCY ADVICE CENTRE'S LTD | 04013470 | 18/11/2003 | 17/05/2007 | Dissolved |
| STROUD VALLEYS PROJECT LIMITED | 02224016 | 26/06/2001 | 15/07/2003 | Gold |