| Company | Timeline | Status | |
| Digitalk Group Holdings Limited Director • Director | 3 Oct 2024←1 Year 2 Months→Current | Active | |
Cognatel Services Limited Director • Software Engineer | 11 Oct 2012←5 Years→30 Jan 2018 | Dissolved | |
Cognatel Holdings Limited Director • Software Engineer | 29 Oct 2010←7 Years→30 Jan 2018 | Dissolved | |
| Telecom Technology Services Limited Director • Software Engineer | 10 Apr 2006←19 Years→Current | Active | |
Cognatel Limited Director • Software Engineer | 10 Apr 2006←11 Years→30 Jan 2018 | Dissolved | |
| Digitalk Technology Limited Director • Director | 14 Dec 2005←20 Years→Current | Active | |
| Digitalk Services Limited Director • Unreported | 16 Dec 1999←26 Years→Current | Active | |
| Digitalk Limited Director • Software Engineer | 25 Apr 1995←30 Years→Current | Active | |
