| Company | Timeline | Status | |
| The London Osteoporosis Clinic Limited Director • Professor Of Medicine | 11 Jan 2016←1 Year 9 Months→9 Oct 2017 | Active | |
| Imedtrust Director • Physician | 17 Jul 2014←11 Years→Current | Active | |
| Dignity And Choice In Dying Director • Physician | 13 Feb 2012←3 Years→29 Sep 2015 | Active | |
| Lathallan Schools Limited Director • Physician | 16 Dec 2011←5 Years→28 Jan 2017 | Active | |
Comparative Clinical Science Foundation Director • Physician | 18 Jun 2004←12 Years→5 Jul 2016 | Dissolved | |
| Academy Of Medical Sciences Director • Physician | 23 Nov 2000←12 Months→20 Nov 2001 | Dissolved | |
