| Company | Timeline | Status | |
| High Force Research Limited Director • Unreported | 18 Mar 2022←3 Years→Current | Active | |
| Arquer Diagnostics Limited Director • Unreported | 1 Feb 2014←6 Years→15 Apr 2020 | Insolvency | |
| Tristan Sillars Limited Director • Chartered Accountant | 2 May 2008←17 Years→Current | Active | |
