| Company | Timeline | Status | |
| Mza Acoustics Limited Director • Unreported | 1 Jun 2017←8 Years→Current | Active | |
| Staple Chambers Management Co. Limited Director • Unreported | 21 Nov 2014←4 Years→5 Jan 2019 | Active | |
| Mza Consulting Engineers Limited Director • Unreported | 24 Apr 2014←11 Years→Current | Active | |
