| Company | Timeline | Status | |
| Robmel Limited Director • Director | 7 May 2020←5 Years→Current | Active | |
| J B Circuits Limited Director • Engineer | 17 Feb 2010←1 Year 3 Months→10 Jun 2011 | Active | |
| Tru-Lon Printed Circuits (Royston) Limited Director • Engineer | 18 Nov 2009←10 Years→1 Apr 2020 | Dissolved | |
| Stevenage Circuits Limited Director • Engineer | 18 Nov 2009←10 Years→1 Apr 2020 | Liquidation | |
