| Company | Timeline | Status | |
| Sign Up Systems Limited Secretary • Director | 18 Oct 2006←8 Years→31 Oct 2014 | Active | |
| Sign Up Systems Limited Director • Director | 18 Oct 2006←8 Years→31 Oct 2014 | Active | |
| Harbor Limited Director • Manager | 30 Nov 1991←8 Years→1 Apr 2000 | Active | |
| Harbor Limited Secretary • Unreported | 30 Nov 1991←8 Years→1 Apr 2000 | Active | |
