| Company | Timeline | Status | |
| Hologen Limited Director • Director | 11 Jun 2025←4 Months→Current | Active | |
Trading Systems Associates Plc Director • Director | 15 Dec 2009←5 Years→29 Sep 2015 | Dissolved | |
| Island Research LLP Non-designated LLP Member • Unreported | 6 Apr 2009←15 Years→28 Jan 2025 | Dissolved | |
| Island Research LLP Non-designated LLP Member • Unreported | 6 Apr 2009←15 Years→31 Jul 2024 | Dissolved | |
