| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Clearview Aluminium Ltd | 01329671 | 26/11/1992 | Dissolved |
| INOVA GROUPUK LTD | 07874374 | 07/12/2011 | Bronze |
| PROGROUP CORPORATION LIMITED | 04573056 | 25/10/2002 | One Red Flag |
| PROWINDOWS LTD | 07861934 | 28/11/2011 | Dissolved |
| SPS CORPORATION LIMITED | 05829861 | 29/09/2017 | Dissolved |
| period Windows Ltd | 00922532 | 13/07/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALUMATHERM WINDOWS LIMITED | 08815209 | 29/03/2018 | 08/07/2020 | Dissolved |
| AMESBURY SPRINGS LIMITED | 02666071 | 26/11/1992 | 01/02/2003 | Dissolved |
| CLEARVIEW WINDOWS LIMITED | 00630325 | 26/11/1992 | 16/03/2004 | Dissolved |
| OMEGA SPRING TECHNOLOGY LIMITED | 02781022 | 19/01/1993 | 01/02/2003 | Dissolved |