| Company | Timeline | Status | |
| OPDG Limited Director • Retired | 29 Jan 2024←1 Year 9 Months→Current | Active | |
| Brightwater Research Director • Research Director | 4 Feb 2020←5 Years→Current | Active | |
Dreamspan Limited Director • Director | 2 Sep 2010←6 Years→25 Jun 2017 | Dissolved | |
Brightwater Research LLP Designated LLP Member • Unreported | 10 Mar 2009←7 Years→26 Jul 2016 | Dissolved | |
| Qed Special Projects Ltd Director • Manager | 17 Dec 2008←16 Years→Current | Active | |
| Pathway Intermediates Limited Director • Scientist | 21 May 2001←18 Years→25 Feb 2020 | Active | |
| Myrtex Research Limited Director • Company Manager | 4 Jun 1991←9 Years→11 Jul 2000 | Active | |
