| Company | Timeline | Status | |
| Engineered Research Ltd Director • Chartered Engineer | 18 Nov 2019←3 Years→24 Jan 2023 | Dissolved | |
Powerbridger Ltd Director • Engineer | 1 Sep 2014←3 Years→24 Oct 2017 | Dissolved | |
| Salisbury Technologies Ltd Director • Unreported | 19 Jan 2011←14 Years→Current | Active | |
