| Company | Timeline | Status | |
| Numeric Generics Ltd Director • Professor (retired) | 1 Jan 2023←2 Years 10 Months→Current | Active | |
| Numeric Generics Ltd Director • Professor (retired) | 1 Jan 2023←1 Year 5 Months→3 Jun 2024 | Active | |
Simeducate Limited Director • Professor | 21 Jul 2015←5 Years→13 Oct 2020 | Dissolved | |
