| Company | Timeline | Status | |
| Crown Control Systems Limited Secretary • Software Engineer | 15 Oct 1999←4 Years→27 Feb 2004 | Active | |
| Crown Control Systems Limited Director • Engineer | 10 Feb 1998←6 Years→27 Feb 2004 | Active | |
| Covanor Limited Director • Businessman | 19 Nov 1991←33 Years→Current | Active | |
| Covanor Limited Secretary • Businessman | 19 Nov 1991←33 Years→Current | Active | |
