| Company | Timeline | Status | |
| Jjas Holdings Ltd Director • Physicist | 16 Dec 2020←4 Years→Current | Active | |
| Litron Laser Diodes Limited Director • Physicist | 16 Dec 2020←4 Years→Current | Active | |
| Kies Limited Director • Unreported | 20 Mar 2019←6 Years→Current | Active | |
| Trickle Limited Director • Company Director | 8 Jul 2014←11 Years→Current | Active | |
| Zeropoint Chillers Limited Director • Unreported | 8 May 2013←12 Years→Current | Active | |
| Litron Optical Limited Director • Unreported | 12 Oct 1997←28 Years→Current | Active | |
| Litron Lasers Limited Director • Unreported | 4 Jul 1997←28 Years→Current | Active | |
| Litron Limited Director • Unreported | 4 Jul 1997←28 Years→Current | Active | |
