| Company | Timeline | Status | |
P D Heath Limited Director • Director | 28 May 2009←6 Years→29 Mar 2016 | Dissolved | |
| The British Society For Clinical Neurophysiology Director • Medical Practitioner | 17 Oct 2008←2 Years 12 Months→14 Oct 2011 | Active | |
| The British Society For Clinical Neurophysiology Director • Hospital Doctor | 17 Oct 1997←4 Years→11 Oct 2002 | Active | |
