| Company | Timeline | Status | |
| Derwent Fluid Properties Limited Director • Company Director | 12 Dec 2018←2 Months→20 Feb 2019 | Active | |
| Derwent Fluid Power Limited Director • Director | 12 Dec 2018←2 Months→20 Feb 2019 | Dissolved | |
| Barrnon Nuclear Limited Director • Director | 2 Feb 2016←9 Years→Current | Active | |
| Bladecutter Limited Director • Director | 25 Jun 2014←11 Years→Current | Active | |
| Barrnon Ltd Director • Engineer | 22 Oct 2007←18 Years→Current | Active | |
| Beaumanor Holdings Limited Secretary • Unreported | 30 Oct 2006←3 Years→10 Mar 2010 | Active | |
