| Company | Timeline | Status | |
| 1509 Group Director • Engineer | 15 Jan 2009←8 Years→12 Dec 2017 | Active | |
Prom Perfection Limited Secretary • Unreported | 5 Jul 2007←8 Years→2 Feb 2016 | Dissolved | |
| Platform Consulting 21 Limited Director • Company Director | 12 Jan 2006←19 Years→Current | Active | |
Home Run 21 Limited Director • Company Director | 12 Jan 2006←10 Years→9 Feb 2016 | Dissolved | |
