| Company | Timeline | Status | |
| The Boathouse Management (No.2) Company Limited Director • Project Manager | 3 Jun 2003←22 Years→Current | Active | |
| The Boathouse Management (No.2) Company Limited Secretary • Project Manager | 3 Jun 2003←9 Years→25 Mar 2013 | Active | |
| Pumabay Limited Director • Project Manager | 5 Sep 1996←29 Years→Current | Active | |
| Lyndenhurst Copperfield Management Limited Secretary • Unreported | 1 Jan 1993←3 Years→30 Dec 1996 | Active | |
| Lyndenhurst Copperfield Management Limited Director • Security Analyst | 1 Jan 1993←3 Years→30 Dec 1996 | Active | |
