| Company | Timeline | Status | |
Wallglass System Limited Director • Company Director | 27 Feb 2002←16 Years→21 Aug 2018 | Dissolved | |
| Vista Therm Director • Company Director | 25 Jul 1992←33 Years→Current | Active | |
| Vista Therm Secretary • Unreported | 25 Jul 1992←33 Years→Current | Active | |
