| Company | Timeline | Status | |
| Rugby Taekwondo Academy Limited Director • Instructor | 15 Sep 2020←5 Years→Current | Active | |
| Johnson Mechanical & Aircon Services Limited Director • None | 6 Apr 2014←11 Years→Current | Active | |
| Johnson Mechanical & Aircon Services Limited Director • Director | 31 Mar 2011←1 Year 8 Months→11 Dec 2012 | Active | |
