| Company | Timeline | Status | |
| Right Start Foundation International Secretary • Company Secretary | 1 Jul 2007←9 Months→30 Mar 2008 | Dissolved | |
| Smart Technology Group Limited Secretary • Co Secretary | 6 Dec 2000←8 Years→30 Apr 2009 | Active | |
| Smart Technology Limited Secretary • Company Secretary | 13 Mar 2000←9 Years→30 Apr 2009 | Active | |
Development & Technology Limited Secretary • Unreported | 18 Dec 1995←13 Years→30 Apr 2009 | Dissolved | |
| R J Engineers Limited Secretary • Unreported | 4 Jul 1991←2 Years 2 Months→17 Sep 1993 | Active | |
