| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BEACON ENERGY LIMITED | 02789038 | 10/06/1996 | Dissolved |
| BUHC LIMITED | 10465910 | 07/11/2016 | Dissolved |
| Beacon Energy (Aviation) Ltd | 02738987 | 31/05/1995 | Dissolved |
| Beacon Energy (Aviation) Ltd | 02738987 | 12/08/1992 | Dissolved |
| Beacon Farm (Orton) Ltd | 02810714 | 09/01/1995 | Dissolved |
| Core Technology Venture Llp | OC302572 | 30/04/2003 | Dissolved |
| FUELS FROM AIR LIMITED | 09348281 | 09/12/2014 | Dissolved |
| Midlands Renewable Energy Technology Transfer | 03289654 | 09/12/1996 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AIR FUEL SYNTHESIS LTD | 06855500 | 19/08/2011 | 23/10/2013 | Dissolved |
| Beacon Energy (Aviation) Ltd | 02738987 | 12/08/1992 | 14/01/1993 | Dissolved |
| DOWNWIND POWER LTD | 02487083 | 31/03/1995 | 01/12/1995 | Not Trading |
| DOWNWIND POWER LTD | 02487083 | 10/06/1996 | 24/02/2006 | Not Trading |
| ENVIRON ENTERPRISES LIMITED | 05862278 | 29/06/2006 | 01/09/2009 | Dissolved |
| GROUNDWORK LEICESTER AND LEICESTERSHIRE LTD | 02179059 | 06/10/1992 | 01/09/2009 | Dissolved |
| I W D (U K) Ltd | 02630532 | 17/12/1991 | 04/08/1992 | Dissolved |
| I W D (U K) Ltd | 02630532 | 17/12/1991 | 23/02/1994 | Dissolved |
| Leicestershire Environmental Action Fund Ltd | 03740481 | 24/03/1999 | 04/03/2002 | Dissolved |
| POINTON GROUP LIMITED | 01483374 | 10/05/1994 | 22/01/1998 | Dissolved |
| THE NATIONAL ENERGY FOUNDATION | 02218531 | 14/05/1999 | 04/12/2009 | Silver |
| UK SUSTAINABLE DEVELOPMENT ASSOCIATION LIMITED | 06521349 | 16/05/2008 | 01/11/2010 | Dissolved |