| Company | Timeline | Status | |
| Shal-An-Dae Ltd Secretary • Taxation Consultant | 6 Feb 2002←2 Years 1 Month→2 Apr 2004 | Active | |
| Spirit Aid Limited Director • Taxation Consultant | 23 Apr 2001←1 Year 5 Months→10 Oct 2002 | Active | |
| Central Group Holdings Limited Secretary • Unreported | 26 Apr 2000←3 Years→30 Apr 2003 | Active | |
| Central Demolition Limited Secretary • Unreported | 12 Feb 1997←6 Years→14 Feb 2003 | Active | |
| Central Recycling Limited Secretary • Unreported | 6 Feb 1997←6 Years→14 Feb 2003 | Active | |
| Scott Properties (10) Limited Director • Tax Manager | 23 Mar 1995←11 Days→3 Apr 1995 | Active | |
| Scott Properties (9) Limited Director • Taxation Manager | 16 Dec 1994←3 Months→3 Apr 1995 | Active | |
