| Company | Timeline | Status | |
| 2&4 Heyford Road Limited Director • It Consultant | 11 Apr 2025←7 Months→Current | Active | |
| 2&4 Heyford Road Limited Director • It Consultant | 11 Apr 2025←20 Days→1 May 2025 | Active | |
| HKBA Systems Limited Director • Unreported | 16 Jul 2013←12 Years→Current | Active | |
| Eba Systems Limited Director • It Consultant | 7 Jan 2010←3 Years→16 Jul 2013 | Active | |
