| Company | Timeline | Status | |
| The Cough And Cold Company Limited Director • Unreported | 10 Feb 2014←11 Years→Current | Active | |
| Gryon Consulting Limited Director • Professor | 7 Jan 2005←20 Years→Current | Active | |
| Gryon Consulting Limited Secretary • Professor | 7 Jan 2005←20 Years→Current | Active | |
