| Company | Timeline | Status | |
Tkmtelco Limited Director • Ict Consultant | 16 Aug 2005←11 Years→4 Oct 2016 | Dissolved | |
| Investplus Limited Director • Telecommunications Consultant | 27 Mar 2001←24 Years→Current | Active | |
| Kee Applied Systems Limited Director • Consultant | 10 Oct 1991←34 Years→Current | Active | |
