| Company | Timeline | Status | |
Tryango Limited Director • University Professor | 2 Jul 2014←1 Year 5 Months→8 Dec 2015 | Dissolved | |
| Type 2 Security Limited Director • Professor Of Computer Security | 15 Oct 2013←12 Years→Current | Active | |
| Cloudtomo Limited Director • None | 19 Oct 2011←11 Years→2 May 2023 | Dissolved | |
