| Company | Timeline | Status | |
| Machinery Users' Association(Incorporated)(THE) Director • Chartered Surveyor | 12 Feb 1998←27 Years→Current | Active | |
| Mua Property Services Limited Director • Chief Executive | 3 Jun 1996←29 Years→Current | Active | |
| Mua Management Services Limited Director • Chartered Surveyor | 1 Apr 1995←30 Years→Current | Active | |
