| Company | Timeline | Status | |
| Analox Sensor Technology Limited Director • Director | 17 Jun 2019←1 Year 8 Months→8 Mar 2021 | Dissolved | |
| P.C. Henderson Limited Director • Export Director | 26 Nov 2010←5 Years→11 Nov 2016 | Active | |
| Electric Vehicle Systems Limited Director • Managing Director | 1 Nov 1999←7 Years→10 Jul 2007 | Active | |
