| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Churchill Residences I Ltd | 02810857 | 16/08/1993 | Dissolved |
| E-Info Ltd | 03349389 | 01/05/1997 | Dissolved |
| E-Info Ltd | 03349389 | 01/05/1997 | Dissolved |
| Freeman Insulation Ltd | 02315129 | 04/05/1991 | Dissolved |
| Mindreach Ltd | 01351992 | 04/05/1992 | Dissolved |
| The Pilkington Energy Efficiency Trust Ltd | 03729218 | 09/03/1999 | Dissolved |
| Warren Engineering Products Ltd | 01934347 | 04/05/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASSOCIATION FOR THE CONSERVATION OF ENERGY LIMITED | 01650772 | 24/07/1991 | 30/06/1993 | Amber |
| CAMBRIDGE MUSIC FESTIVAL LTD | 02852295 | 10/09/1993 | 22/02/2010 | Gold |
| CREATURE LABS LTD. | 02408478 | 21/02/1997 | 28/02/1998 | Insolvent |
| DIGITAL HEALTHCARE LIMITED | 03838790 | 08/11/1999 | 01/02/2007 | Gold |
| DIGITAL HEALTHCARE LIMITED | 03838790 | 08/11/1999 | 01/02/2007 | Gold |
| EURISOL LIMITED | 00667894 | 06/04/1992 | 06/04/1993 | Dissolved |
| FREEMAN GROUP LIMITED | 00568797 | 04/05/1992 | 30/09/1997 | Dissolved |
| FREEMAN HOLDINGS LIMITED | 02174809 | 04/05/1992 | 01/06/1996 | Dissolved |
| IFS INTERNATIONAL (TITLES) LIMITED | 03362268 | 05/12/1997 | 24/05/2000 | Dissolved |
| JOULE GROUP REALISATIONS LIMITED | 01160885 | 01/10/1994 | 30/06/1996 | Dissolved |
| SAVA LIMITED | 01753762 | 09/11/1994 | 31/08/2000 | Bronze |
| SIG PLC | 00998314 | 09/03/1994 | 30/09/2001 | Bronze |
| Seckloe 19 Ltd | 03652640 | 05/04/1999 | 31/12/2002 | Dissolved |
| THE ENERGY SAVING TRUST LIMITED | 02622374 | 17/11/1992 | 28/03/2003 | Amber |
| THE NATIONAL ENERGY FOUNDATION | 02218531 | 14/12/1991 | 08/09/1994 | Silver |
| WARREN INSULATION LIMITED | 01468134 | 04/05/1991 | 01/06/1996 | Dissolved |