| Company | Timeline | Status | |
| Manus Neurodynamica Ltd Director • Company Director | 1 Nov 2021←4 Years→Current | Active | |
| Deontics Limited Director • Company Director | 19 Nov 2013←6 Years→28 Jul 2020 | Active | |
| Westminster Capital Ltd Director • Company Director | 5 Aug 2010←9 Years→7 Jan 2020 | Dissolved | |
| Smart Use Limited Director • Director | 23 May 2007←1 Year 9 Months→23 Feb 2009 | Dissolved | |
| Cambridge Cognition Limited Director • Director | 25 Jun 2003←6 Years→21 Aug 2009 | Active | |
| Incanthera Therapeutics Limited Director • Technolgy Transfer & Investmen | 29 Jul 2002←2 Months→30 Sep 2002 | Dissolved | |
| Cancer Research Ventures Limited Director • Technology Transfer & Investme | 4 Jun 2001←1 Year 3 Months→30 Sep 2002 | Active | |
| OLD Pear Tree Management Limited Director • Banker | 1 Dec 1997←27 Years→Current | Active | |
