| Company | Timeline | Status | |
| Kelvinside Electronics (Number 1) Limited Director • Unreported | 28 Aug 2014←11 Years→Current | Active | |
Posidraft Limited Director • Electronic Engineer | 7 May 1993←5 Years→18 Jan 1999 | Dissolved | |
| Kelvinside Electronics Limited Director • Unreported | 1 Apr 1993←32 Years→Current | Active | |
