| Company | Timeline | Status | |
| Queen's Club Gardens Limited Director • Retired Research Scientist | 19 Feb 2007←19 Years→Current | Active | |
| Federation Of Private Residents' Associations Limited(The) Director • Engineer/lecturer | 31 Dec 1992←22 Years→10 Nov 2015 | Active | |
| Federation Of Private Residents' Associations Limited(The) Director • Unreported | 1 Jan 1970←45 Years→10 Nov 2015 | Active | |
