| Company | Timeline | Status | |
| Elmbrand Limited Director • Sales Director | 21 May 2007←18 Years→Current | Active | |
| Elmbrand Limited Secretary • Sales Director | 14 Dec 1998←8 Years→21 May 2007 | Active | |
| Production Test Systems Limited Director • Sales Director/secretary | 5 Oct 1992←33 Years→Current | Active | |
| Production Test Systems Limited Secretary • Unreported | 5 Oct 1992←33 Years→Current | Active | |
