| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Northern Electrical Contracts Ltd | NI016019 | 02/05/2008 | Dissolved |
| R G Francis Industrial & Mechanical Services Ltd | 04363567 | 04/01/2008 | Dissolved |
| Rollings Brothers Ltd | 01125066 | 04/01/2008 | Dissolved |
| Sonatex Ltd | 03692023 | 04/01/2008 | Dissolved |
| The N.I. Heating Company Ltd | NI038213 | 02/05/2008 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CARILLION HEATING SERVICES LIMITED | 04996458 | 04/01/2008 | 17/12/2008 | Dissolved |
| Central Heating Information Council Ltd | 03946402 | 01/05/2000 | 14/05/2002 | Dissolved |
| DEVELOPERS DIRECT LTD. | SC241640 | 24/12/2002 | 24/09/2004 | Amber |
| EAGA SOCIAL HOUSING SERVICES LIMITED | 03598630 | 04/01/2008 | 17/12/2008 | Dissolved |
| GREATER LONDON ENERGY EFFICIENCY NETWORK | 03740643 | 24/03/1999 | 18/04/2005 | Dissolved |
| HEAT, ENERGY AND ASSOCIATED TECHNOLOGY LIMITED | NI016109 | 04/01/2008 | 16/11/2010 | Insolvent |
| JD HEATING LIMITED | 04124233 | 04/01/2008 | 17/12/2008 | Dissolved |
| WARMSURE LIMITED | 05769525 | 04/01/2008 | 31/08/2009 | Dissolved |