| Company | Timeline | Status | |
| Expo Technologies Limited Director • Accountant | 17 Sep 1993←2 Years→29 Sep 1995 | Active | |
| Expo Technologies Limited Secretary • Accountant | 17 Sep 1993←2 Years→29 Sep 1995 | Active | |
| Expotech Holdings Limited Secretary • Unreported | 7 Jun 1991←4 Years→20 Dec 1995 | Active | |
| Telektron Limited Director • Accountant | 7 Jun 1991←4 Years→29 Sep 1995 | Active | |
| Telektron Limited Secretary • Unreported | 7 Jun 1991←4 Years→29 Sep 1995 | Active | |
