| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Cast Iron Associates Ltd | 05558209 | 08/09/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CALE POWER LIMITED | 06606972 | 30/05/2008 | 11/02/2009 | Amber |
| CARRON ENGINEERING & CONSTRUCTION LIMITED | 06313902 | 07/08/2007 | 10/07/2009 | Dissolved |
| Carbon Footprint Solutions Ltd | 06107184 | 15/02/2007 | 25/03/2008 | Dissolved |
| Coniston Power Ltd | 06760800 | 28/11/2008 | 11/02/2009 | Dissolved |
| DRAGON GENERATION LIMITED | 06458823 | 05/03/2008 | 11/02/2009 | Silver |
| ELLERBECK REALISATIONS LIMITED | 04550229 | 02/10/2002 | 23/07/2008 | Dissolved |
| ENCYCLE (NUMBER 1) LIMITED | 05375416 | 24/02/2005 | 04/06/2007 | Dissolved |
| Egni Energy Ltd | 05215130 | 24/11/2004 | 23/07/2008 | Dissolved |
| Ellerbeck P Ltd | 04331441 | 14/12/2001 | 23/07/2008 | Dissolved |
| Ellerbeck R Ltd | 04489705 | 22/07/2002 | 23/07/2008 | Dissolved |
| LEVEN POWER LIMITED | 05440338 | 04/04/2008 | 11/02/2009 | One Red Flag |
| Mill Power Chp Ltd | 04637806 | 15/01/2003 | 25/03/2008 | Dissolved |
| NEPCO EUROPE LIMITED | 03691959 | 18/12/2000 | 25/03/2008 | Dissolved |
| NEVIS POWER LIMITED | 05598999 | 03/04/2008 | 11/02/2009 | One Red Flag |
| Nel Power Construction Ltd | 04545464 | 26/09/2002 | 25/03/2008 | Dissolved |
| Nel Power Services Ltd | 06272010 | 07/06/2007 | 25/03/2008 | Dissolved |
| Nel Procurement Ltd | 04422550 | 26/04/2002 | 25/03/2008 | Dissolved |
| Nel Renewable Energy Ltd | 05856549 | 23/06/2006 | 25/03/2008 | Dissolved |
| Nel Transportation Ltd | 04422547 | 26/04/2002 | 25/03/2008 | Dissolved |
| Orwell Power Ltd | 06619439 | 13/06/2008 | 11/02/2009 | Dissolved |
| PUREPOWER HOLDINGS LIMITED | 05203856 | 23/08/2004 | 05/07/2007 | Dissolved |
| SCARBOROUGH POWER LIMITED | 05871176 | 10/07/2006 | 16/08/2007 | Dissolved |