| Company | Timeline | Status | |
| Thomas Jacks Limited Director • Office Manager | 9 Apr 2003←22 Years→Current | Active | |
| ASP Technology Limited Director • Office Manager | 16 Mar 2002←15 Years→14 Nov 2017 | Dissolved | |
| Cobra Optics Limited Director • Office Manager | 16 Mar 2002←23 Years→Current | Active | |
| ASP Technology Limited Secretary • Unreported | 20 Jun 2000←17 Years→14 Nov 2017 | Dissolved | |
| Cobra Optics Limited Secretary • Unreported | 3 May 2000←25 Years→Current | Active | |
| Thomas Jacks Limited Secretary • Company Secretary | 7 Apr 1995←30 Years→Current | Active | |
