| Company | Timeline | Status | |
| Oxford International Biomedical Centre Limited Director • Unreported | 4 Dec 2017←7 Years→Current | Active | |
| Bna Events Limited Director • Professor Of Clinical Neurology | 30 Nov 2017←1 Year 4 Months→18 Apr 2019 | Active | |
| Pembroke Square Freeholders Association Limited Director • Professor Of Neurology | 30 Jan 2015←3 Years→29 Nov 2018 | Active | |
| Academy Of Medical Sciences Director • Clinical Professor | 17 Nov 2004←3 Years→22 Nov 2007 | Dissolved | |
| The Migraine Trust Director • Prof Of Neurology | 15 May 2000←8 Years→14 Oct 2008 | Active | |
Hammersmith Imanet Limited Director • Professor | 18 Nov 1999←1 Year 2 Months→13 Feb 2001 | Dissolved | |
