| Company | Timeline | Status | |
| Ernest Services Limited Director • Civil Engineer | 1 Jul 2020←5 Years→Current | Active | |
| Jelly-Rhino Construction Limited Director • Civil Engineer | 28 Mar 2007←18 Years→Current | Active | |
| Jelly-Rhino Construction Limited Secretary • Civil Engineer | 28 Mar 2007←2 Years 3 Months→9 Jul 2009 | Active | |
