| Company | Timeline | Status | |
Blackheath Preservation Trust Limited(The) Director • Retired Civil Servant | 1 Mar 1992←8 Years→25 Sep 2000 | Dissolved | |
| The Plantation (Blackheath) Limited Secretary • Unreported | 25 Nov 1991←1 Year 9 Months→15 Sep 1993 | Active | |
| The Plantation (Blackheath) Limited Director • Retired | 25 Nov 1991←1 Year 9 Months→15 Sep 1993 | Active | |
