| Company | Timeline | Status | |
| E.M.I.T. Systems Limited Director • Consultant | 1 Sep 2007←18 Years→Current | Active | |
| Voice Drive Limited Director • Neurosurgeon | 18 Mar 1998←27 Years→Current | Active | |
| Medical Talk Systems Limited Director • Medical Practitioner | 23 May 1996←29 Years→Current | Active | |
| E.M.I.T. Systems Limited Director • Medical Practitioner | 15 Jan 1993←13 Years→26 Jul 2006 | Active | |
