| Company | Timeline | Status | |
| KSM Optical Investments Ltd Director • Optometrist | 26 Oct 2020←5 Years→Current | Active | |
| Excel Vision Limited Director • Optometrist | 29 Oct 2003←3 Years→1 Oct 2007 | Active | |
| Excel Vision Limited Secretary • Optometrist | 29 Oct 2003←3 Years→1 Oct 2007 | Active | |
| KSM Optical Limited Director • Optometrist | 7 Aug 2003←22 Years→Current | Active | |
