| Company | Timeline | Status | |
| Retrosource Limited Director • Unreported | 18 Jan 2023←2 Years 9 Months→Current | Active | |
| Wave Science Technology Limited Director • Company Director | 10 Nov 2004←4 Years→1 Oct 2009 | Active | |
Retrosource Limited Director • Technical Director | 3 Jun 1997←18 Years→10 Nov 2015 | Dissolved | |
