| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Heritage Frames Ltd | 02686260 | 27/11/1992 | Dissolved |
| Nova Group Window Products Ltd | 01984989 | 11/01/1999 | Dissolved |
| Nova Group Window Products Ltd | 01984989 | 06/11/1991 | Dissolved |
| Novalex Ltd | 01994148 | 11/01/1999 | Dissolved |
| Novalex Ltd | 01994148 | 06/11/1991 | Dissolved |
| SANJO INVESTMENTS | 07856258 | 22/11/2011 | Bronze |
| SPROSTON LIMITED | 06545390 | 26/03/2008 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALTRINCHAM GLASS COMPANY LIMITED | 01202251 | 11/01/1999 | 05/04/2007 | Not Trading |
| ALTRINCHAM GLASS COMPANY LIMITED | 01202251 | 06/11/1991 | 05/04/2007 | Not Trading |
| Heritage Frames Ltd | 02686260 | 11/01/1999 | 11/01/1999 | Dissolved |
| NOVA DOUBLE GLAZING SYSTEMS LIMITED | 05833795 | 31/05/2006 | 24/03/2015 | Gold |
| NOVA GROUP LIMITED | 01505265 | 11/01/1999 | 18/03/1999 | Gold |
| NOVA GROUP LIMITED | 01505265 | 06/11/1992 | 30/06/2006 | Gold |
| NOVAPANE INSULATING GLASS LIMITED | 01238103 | 11/01/1999 | 05/04/2007 | Not Trading |
| NOVAPANE INSULATING GLASS LIMITED | 01238103 | 06/11/1991 | 05/04/2007 | Not Trading |