| Company | Timeline | Status | |
| The London Pathway Director • Doctor | 8 Feb 2024←1 Year 8 Months→Current | Active | |
| International Doctors For Healthier Drug Policies Cic Director • Doctor Of Medicine | 20 Sep 2013←10 Years→9 Jan 2024 | Dissolved | |
| The Hepatitis C Trust Director • Consultant Hepatologist | 20 Nov 2012←5 Years→1 Oct 2018 | Active | |
| The British Association For The Study Of The Liver Director • Professor | 9 Sep 2011←1 Year 12 Months→6 Sep 2013 | Active | |
| Graham R Foster Limited Director • Professor Of Medicine | 11 Jan 2010←15 Years→Current | Active | |
