| Company | Timeline | Status | |
| Shrubbery Residents Association Limited(The) Secretary • University Lecturer | 15 Oct 2000←5 Years→1 Mar 2006 | Active | |
Heligon Limited Director • Lecturer | 23 Jul 2000←6 Months→1 Feb 2001 | Dissolved | |
| Shrubbery Residents Association Limited(The) Director • University Lecturer | 2 Aug 1999←6 Years→1 Mar 2006 | Active | |
