| Company | Timeline | Status | |
| Mah Engineering Limited Director • Unreported | 21 Mar 2017←8 Years→Current | Active | |
| WHP Engineering Ltd Director • Chartered Engineer | 30 Nov 2012←3 Years→30 Sep 2016 | Dissolved | |
| WHP Facilities Ltd Director • Engineer | 5 Mar 2009←7 Years→30 Sep 2016 | Dissolved | |
| Sextant Investments Limited Director • Engineer | 2 Mar 2009←7 Years→1 Jan 2017 | Dissolved | |
Fenglade Engineering Limited Director • Chartered Engineer | 6 Nov 2003←10 Years→18 Mar 2014 | Dissolved | |
