| Company | Timeline | Status | |
| Howsoon Limited Director • Director | 13 Jan 2014←5 Years→1 Dec 2019 | Dissolved | |
Pi Internet Limited Secretary • Director | 25 Aug 2000←15 Years→29 Mar 2016 | Dissolved | |
Pi Internet Limited Director • Director | 26 Nov 1999←16 Years→29 Mar 2016 | Dissolved | |
| Serif Systems Limited Director • Director | 5 May 1994←31 Years→Current | Active | |
