| Company | Timeline | Status | |
| Greyhorses Residents' Association Limited Secretary • Sales Neg | 1 Oct 2007←15 Years→25 Nov 2022 | Active | |
| Telejax Limited Secretary • Accountant | 1 Aug 2003←22 Years→Current | Active | |
| Greyhorses Residents' Association Limited Secretary • Company Secretary | 6 Mar 1996←4 Years→3 Jan 2001 | Active | |
| Telejax Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
