| Company | Timeline | Status | |
| Z3 Systems Limited Secretary • Unreported | 7 May 1999←7 Years→2 Dec 2006 | Active | |
| Traymaster Limited Secretary • Sales Engineer | 1 Jan 1993←14 Years→2 Dec 2007 | Active | |
| Traymaster Limited Director • Company Director | 28 Aug 1991←16 Years→2 Dec 2007 | Active | |
