| Company | Timeline | Status | |
| Tuberous Sclerosis Foundation Director • Hospital Physician | 23 Mar 2017←8 Years→5 Aug 2025 | Dissolved | |
Sussex Kidney Specialists Limited Director • Director | 9 Dec 2015←3 Years→26 Mar 2019 | Dissolved | |
| Sussex Medical Chambers Limited Director • Medical Practitioner | 3 Feb 2004←4 Years→31 Mar 2008 | Active | |
| Oasis Project Ltd Director • Hospital Physician | 10 Oct 1997←6 Years→20 Nov 2003 | Active | |
| The Tuberous Sclerosis Association Director • Hospital Physician | 12 Jun 1994←31 Years→Current | Active | |
