| Company | Timeline | Status | |
| Sigma Clinical Research Ltd Director • Clinical Researcher | 15 Jun 2020←1 Year 3 Months→21 Sep 2021 | Dissolved | |
Optima Clinical Research Limited Director • Businessman | 22 Jan 2020←8 Months→13 Oct 2020 | Dissolved | |
| Ek Clinical Research Ltd Director • Company Director | 14 Sep 2017←8 Years→Current | Active | |
