| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BRIGHT LIGHT SOLAR LIMITED | 06235337 | 02/08/2007 | Dissolved |
| COOL INNOVATIONS LIMITED | 06211283 | 12/04/2007 | Dissolved |
| MICRO GENERATION UK LTD | 05859292 | 24/01/2007 | Dissolved |
| SMARTCHILL LIMITED | 06208427 | 11/04/2007 | Dissolved |
| SURE CHILL SOLUTIONS LIMITED | 06208464 | 11/04/2007 | Dissolved |
| THE IRON ROOM (EGLWYSFACH) LIMITED | 07960221 | 07/10/2020 | Gold |
| TRUE ENERGY LIMITED | 06208519 | 11/04/2007 | Dissolved |
| TRUE TECHNOLOGIES LIMITED | 07349504 | 18/05/2012 | Dissolved |
| TRUE TECHNOLOGY LIMITED | 07349526 | 18/05/2012 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DULAS LTD | 01629011 | 10/12/1991 | 03/04/2001 | Bronze |
| DULAS LTD | 01629011 | 06/04/2002 | 27/02/2003 | Bronze |
| Dulas Overseas Ltd. | 02839455 | 21/09/1993 | 03/04/2001 | Dissolved |
| Dulas Overseas Ltd. | 02839455 | 06/04/2002 | 27/02/2003 | Dissolved |
| Dulas Solar Ltd | 04577793 | 30/10/2002 | 27/02/2003 | Dissolved |
| Dyfi Energy Ltd | 04639242 | 16/01/2003 | 27/02/2003 | Dissolved |
| KOOLTH LIMITED | 06211291 | 12/04/2007 | 08/02/2011 | Dissolved |
| THE SURE CHILL COMPANY LIMITED | 04619553 | 03/02/2003 | 10/11/2016 | Amber |