| Company | Timeline | Status | |
| Ca Developments Limited Secretary • Director | 22 Apr 2003←22 Years→Current | Active | |
| Buchanan's Wharf Management Company Limited Director • Property Consultant | 26 Apr 1992←24 Years→6 Sep 2016 | Active | |
Steyr Power Technology Limited Director • Retired | 10 Feb 1992←26 Years→11 Dec 2018 | Dissolved | |
