| Company | Timeline | Status | |
| Interactive Rail Solutions Ltd Director • Chartered Engineer | 19 Dec 2018←7 Years→Current | Active | |
| Pen Llyn Country Properties Limited Director • General Manager | 27 Apr 2015←10 Years→Current | Active | |
| Laser Rail Ltd Director • Engineer | 19 Sep 2007←1 Year 11 Months→17 Aug 2009 | Active | |
| Balfour Beatty Rail Technologies Limited Director • Engineer | 1 Oct 2003←5 Years→17 Aug 2009 | Active | |
