| Company | Timeline | Status | |
| Institute Of Ergonomics And Human Factors Director • Ergonomist | 19 Apr 2016←3 Years→30 Apr 2019 | Active | |
| Kub Limited Director • Director | 25 Jun 1996←29 Years→Current | Active | |
Adsoft Limited Director • Civil Servant | 16 Mar 1994←6 Years→16 Jul 2000 | Dissolved | |
