| Company | Timeline | Status | |
| Microlab Technologies Limited Secretary • Sales Director | 26 Sep 2001←24 Years→Current | Active | |
| Microlab Technologies Limited Director • Unreported | 26 Sep 2001←24 Years→Current | Active | |
| Esslab Limited Secretary • Unreported | 31 Dec 1991←33 Years→Current | Active | |
| Essex Scientific Laboratory Supplies Limited Secretary • Unreported | 16 Nov 1991←34 Years→Current | Active | |
| Esslab Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
| Essex Scientific Laboratory Supplies Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
