| Company | Timeline | Status | |
| Epigem Research Limited Director • Scientist | 31 Oct 1995←30 Years→Current | Active | |
| Epigem Research Limited Director • Scientist | 31 Oct 1995←29 Years→17 Jan 2025 | Active | |
| Epigem Limited Director • Business Development Manager | 11 Aug 1994←31 Years→Current | Active | |
| Epigem Limited Director • Business Development Manager | 11 Aug 1994←30 Years→17 Jan 2025 | Active | |
