| Company | Timeline | Status | |
| Knowledge Economy Developments Limited Secretary • Unreported | 15 Oct 2001←13 Years→29 Apr 2015 | Active | |
| Virtual College Limited Secretary • Unreported | 8 Jan 1996←4 Years→24 May 2000 | Active | |
| BTL Group Limited Secretary • Consultant | 24 Apr 1994←31 Years→Current | Active | |
