| Company | Timeline | Status | |
Piai Ltd Director • University Professor | 19 Dec 2011←7 Years→29 Jan 2019 | Dissolved | |
| 15 Sillwood Road Management Company Limited Director • Unreported | 25 Feb 1997←28 Years→Current | Active | |
| 15 Sillwood Road Management Company Limited Secretary • Teacher | 25 Feb 1997←28 Years→Current | Active | |
