| Company | Timeline | Status | |
| Cheshire Clinic Limited Director • Medical Professional | 5 Mar 2025←8 Months→Current | Active | |
| Cheshire Eye Clinic Limited Director • Medical Professional | 5 Mar 2025←8 Months→Current | Active | |
| Kenneth Yau Eye Care Ltd Director • Doctor | 13 Aug 2019←6 Years→Current | Active | |
