| Company | Timeline | Status | |
| Epigem Limited Director • Scientist | 31 Oct 1995←19 Years→11 Jun 2015 | Active | |
| Epigem Research Limited Director • Scientist | 31 Oct 1995←19 Years→11 Jun 2015 | Active | |
| Epigem Research Limited Secretary • Scientist | 31 Oct 1995←19 Years→11 Jun 2015 | Active | |
| Epigem Limited Secretary • Unreported | 11 Aug 1994←20 Years→11 Jun 2015 | Active | |
