| Company | Timeline | Status | |
| Exco Industries Limited Secretary • Unreported | 26 Nov 1999←6 Years→20 Oct 2006 | Active | |
| R.S. 63 Limited Secretary • Unreported | 9 Jun 1998←8 Years→20 Oct 2006 | Active | |
| DST Group Limited Secretary • Unreported | 27 Jan 1995←11 Years→20 Oct 2006 | Active | |
| DST Group Limited Director • Training Officer | 5 Apr 1993←9 Months→16 Jan 1994 | Active | |
| DST Group Limited Secretary • Training Officer | 5 Apr 1993←10 Months→1 Feb 1994 | Active | |
