| Company | Timeline | Status | |
| Stonearc Ventures Limited Director • Research Physicist | 8 Jun 2009←16 Years→Current | Active | |
| Stonearc Ventures Limited Director • Research Physicist | 8 Jun 2009←15 Years→2 Dec 2024 | Active | |
| Stonearc Ventures Limited Secretary • Programmer | 17 Dec 2004←20 Years→Current | Active | |
| Stonearc Ventures Limited Secretary • Programmer | 17 Dec 2004←19 Years→2 Dec 2024 | Active | |
