| Company | Timeline | Status | |
| Hall Cedar Hall (Management) Company Limited(The) Director • Retired | 19 Oct 1991←7 Years→8 Dec 1998 | Active | |
| Cedar Hall Estate Company Limited Director • Retired | 19 Oct 1991←7 Years→10 Nov 1998 | Active | |
| Hall Cedar Hall (Management) Company Limited(The) Director • Unreported | 1 Jan 1970←28 Years→8 Dec 1998 | Active | |
