| Company | Timeline | Status | |
| Met Therm Windows Ltd Director • None | 22 Nov 2010←5 Years→1 Jun 2016 | Active | |
| Clement Holdings Limited Director • Factory Manager | 20 Mar 1992←18 Years→18 Apr 2010 | Active | |
Clement Steel Windows Ltd Director • Factory Manager | 20 Jan 1992←23 Years→14 Apr 2015 | Dissolved | |
