| Company | Timeline | Status | |
| The Hiv Research Trust Director • Unreported | 11 Dec 2025←1 Month→Current | Active | |
| Pozitive Consultancy Limited Director • Unreported | 6 Dec 2020←5 Years→Current | Active | |
St. Stephen's Aids Trust Director • Unreported | 22 Jan 2010←9 Years→3 Apr 2019 | Dissolved | |
| Lepra Director • Unreported | 26 Apr 2007←5 Years→5 Dec 2012 | Active | |
St Stephen's Clinical Research Limited Director • Unreported | 15 Apr 2005←6 Years→29 Feb 2012 | Dissolved | |
St.Stephen's Research And Education Limited Director • Unreported | 21 Mar 2002←9 Years→29 Feb 2012 | Dissolved | |
| The Terrence Higgins Trust Director • Nhs Consultant | 24 Nov 2001←6 Years→24 Nov 2007 | Active | |
