| Company | Timeline | Status | |
| Bays Farm Court RTM Company Limited Director • Ret Lecturer | 16 Sep 2009←16 Years→Current | Active | |
| Belvedere Place Management Company No.2 Limited Secretary • Ret. Lecturer | 2 May 2008←14 Years→28 Jul 2022 | Active | |
| The Lawns Management Limited Director • Ret Lecturer | 16 Mar 2004←21 Years→Current | Active | |
