| Company | Timeline | Status | |
| Rowanlea Investments Limited Director • Unreported | 18 Jul 2016←9 Years→Current | Active | |
| Bedford Opto-Technology Limited Secretary • Unreported | 19 Sep 1991←34 Years→Current | Active | |
| Bedford Opto-Technology Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
