| Company | Timeline | Status | |
| Urbanline Property Management Limited Director • Retired | 8 Sep 1993←6 Years→30 Mar 2000 | Active | |
| Wheaton Grange Flat Management Company Limited Director • Retired | 22 Apr 1992←2 Years→17 May 1994 | Active | |
Clere Electronic Components Limited Director • Retired | 22 Apr 1992←1 Day→22 Apr 1992 | Dissolved | |
