| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ARBAR LTD | 11815046 | 08/02/2019 | Not Trading |
| ECO FUELS HEATING LIMITED | 08537878 | 21/05/2013 | Bronze |
| ETICO LIMITED | 04352716 | 14/01/2002 | Not Trading |
| NOTTINGHAMSHIRE ECO FUELS LIMITED | 04876192 | 22/08/2003 | Gold |
| SITTA (UK AND IRELAND) LTD | 09518643 | 31/03/2015 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ANS GROUP LIMITED | 03176761 | 20/12/2000 | 31/10/2001 | Silver |
| Applied Micro Systems (U K) Ltd | 03339904 | 08/10/1997 | 31/10/2001 | Dissolved |
| Applied Micro Systems (U K) Ltd | 03339904 | 25/03/1997 | 31/10/2001 | Dissolved |
| Brightsparks Leisure Ltd | 05058091 | 31/03/2004 | 30/06/2006 | Dissolved |
| THE WOOD HEAT ASSOCIATION | 09800998 | 31/01/2017 | 14/01/2020 | Amber |
| WOOD FUEL TESTING LTD | 05846207 | 14/06/2006 | 12/05/2016 | Dissolved |
| World-Wide Waste Management Ltd | 04119375 | 15/09/2003 | 06/10/2004 | Dissolved |