| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AERIAL INTELLIGENCE GROUP LIMITED | 04994480 | 15/12/2003 | Dissolved |
| BYGONE MARKETING LLP | OC306516 | 14/01/2004 | Bronze |
| DOUBLEGLAZINGCOMPANIES.COM LIMITED | 07465445 | 09/12/2010 | Dissolved |
| DUCHY INVESTMENTS LIMITED | 03493108 | 05/05/1999 | One Red Flag |
| MASTERFRAME LIMITED | 04663480 | 11/02/2003 | Not Trading |
| MASTERFRAME WINDOWS LIMITED | 02272659 | 01/10/1991 | Bronze |
| Oakcraft Marketing Ltd | 03768625 | 12/05/1999 | Dissolved |
| TV INSTALLATIONS LIMITED | 07690823 | 04/07/2011 | Dissolved |
| The Period Window Co Ltd | 05140894 | 04/06/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRITISH FENESTRATION RATING COUNCIL LIMITED | 05649431 | 01/07/2008 | 26/07/2012 | Gold |
| FENSA LIMITED | 03058561 | 01/07/2008 | 26/07/2012 | Gold |
| GGF HELIX GROUP LTD | 10294854 | 30/01/2017 | 14/07/2017 | Dissolved |
| GLASS AND GLAZING FEDERATION | 04063012 | 20/09/2016 | 12/07/2017 | Gold |
| LARGEMORTGAGELOANS.COM LIMITED | 05070990 | 21/03/2010 | 29/04/2016 | Insolvent |