| Company | Timeline | Status | |
| David Ling Consultancy Limited Director • Accountant | 29 Jan 2009←16 Years→Current | Active | |
| Damass Properties Limited Director • Accountant | 2 Feb 2004←28 Days→1 Mar 2004 | Active | |
| The Clarion Agency Limited Secretary • Accountant | 24 Feb 1997←12 Years→31 Mar 2009 | Active | |
