| Company | Timeline | Status | |
| Neopartners Limited Director • Director | 1 Oct 2012←13 Years→Current | Active | |
| Avalon Sciences Limited Secretary • Unreported | 24 Dec 1991←18 Years→1 Jan 2010 | Active | |
| Avalon Sciences Limited Director • Electronic Engineer | 17 Jul 1987←38 Years→Current | Active | |
