| Company | Timeline | Status | |
| Chess Limited Director • Accountant | 1 Oct 2004←8 Years→8 Feb 2013 | Active | |
| Chess Partner Limited Secretary • Accountant | 1 May 2004←5 Years→1 Jan 2010 | Active | |
| Smartflush Ltd Secretary • Accountant | 31 Mar 2003←6 Years→1 Jan 2010 | Active | |
| Chess Industries Ltd Secretary • Unreported | 14 Feb 2003←6 Years→1 Jan 2010 | Dissolved | |
| Ai Digital Connect Limited Secretary • Unreported | 2 Jan 2003←7 Years→1 Jan 2010 | Active | |
| Chess Telecom Limited Secretary • Unreported | 2 Jan 2003←7 Years→1 Jan 2010 | Active | |
| Chess Limited Secretary • Unreported | 2 Jan 2003←7 Years→1 Jan 2010 | Active | |
| Chess Development Ltd Secretary • Unreported | 2 Jan 2003←7 Years→1 Jan 2010 | Active | |
| Chess Property Developments Limited Secretary • Unreported | 2 Jan 2003←7 Years→1 Jan 2010 | Active | |
| Chess ICT Limited Secretary • Accountant | 25 Nov 2002←2 Years 3 Months→24 Feb 2005 | Active | |
