| Company | Timeline | Status | |
| JHP Design Limited Director • Designer  | 11 Nov 1991←10 Years→30 Sep 2002  | Dissolved  | |
| Aktiva Systems Limited Secretary • Unreported  | 20 Oct 1991←4 Years→13 Sep 1996  | Active  | |
| Aktiva Systems Limited Director • Designer  | 20 Oct 1991←9 Years→5 Apr 2001  | Active  | |
