| Company | Timeline | Status | |
| Lesk Engineering Group Limited Secretary • Engineer | 1 Oct 2007←11 Years→20 Mar 2019 | Active | |
| Lesk Engineers Limited Secretary • Unreported | 27 Oct 2005←13 Years→28 Feb 2019 | Active | |
| Lesk Engineers Limited Secretary • Engineer | 12 Oct 2005←8 Days→20 Oct 2005 | Active | |
| Stone Technology Ltd Director • Director | 21 Jul 2004←21 Years→Current | Active | |
| Lesk Engineers Limited Director • Engineer | 13 Jul 1991←27 Years→28 Feb 2019 | Active | |
