| Company | Timeline | Status | |
| Scorpio Systems Limited Director • Technical Director | 12 Mar 1993←5 Years→10 Aug 1998 | Active | |
| Airco Products Ltd Director • Technical Director | 8 Feb 1992←13 Years→26 Oct 2005 | Active | |
| Scorpio Systems Limited Secretary • Unreported | 10 Apr 1991←7 Years→10 Aug 1998 | Active | |
