| Company | Timeline | Status | |
| UK Research Integrity Office Limited Director • Director, United Health Chronic Disease | 16 Feb 2011←3 Years→11 Jun 2014 | Active | |
| C3 Collaborating For Health Director • Doctor | 30 Apr 2010←5 Years→9 Dec 2015 | Active | |
| Patients Know Best Limited Director • Doctor | 4 Jul 2009←16 Years→Current | Active | |
| UHG Holdings UK Iv Limited Director • Chief Executive Officer | 8 Mar 2006←1 Year 8 Months→19 Nov 2007 | Active | |
| BMJ Publishing Group Limited Director • Chief Executive | 18 Sep 2002←1 Year 10 Months→30 Jul 2004 | Active | |
| Project Hope, United Kingdom Director • Chief Executive Bmj Publishing | 30 Jan 1997←5 Years→3 Dec 2002 | Active | |
| B.M.A. Pension Trustees Limited Director • Editor British Medical Journal | 26 Sep 1991←6 Years→30 Oct 1997 | Active | |
