| Company | Timeline | Status | |
| Microhap Ltd Director • Company Director | 7 May 2019←3 Years→17 May 2022 | Dissolved | |
Icicul Ltd Director • Company Director | 28 Apr 2014←1 Year 10 Months→29 Feb 2016 | Dissolved | |
| Teraprobe Limited Director • Unreported | 18 Jan 2007←19 Years→Current | Active | |
| Teraview Limited Director • Physicist | 28 Feb 2001←24 Years→Current | Active | |
| Teraprobe Limited Director • Unreported | 22 Dec 2000←1 Year 8 Months→29 Aug 2002 | Active | |
