| Company | Timeline | Status | |
| Talon NDT Limited Director • Engineer | 19 May 1997←10 Years→31 Mar 2008 | Dissolved | |
| Microlec Limited Secretary • Unreported | 25 Aug 1991←34 Years→Current | Active | |
| Microlec Limited Director • Electronic Engineer | 3 Dec 1985←40 Years→Current | Active | |
