| Company | Timeline | Status | |
| Control-N Limited Director • Director | 5 Sep 2024←1 Year 1 Month→Current | Active | |
| Electric Railway Museum Limited Director • It Consultant | 16 May 2014←7 Years→15 Jun 2021 | Dissolved | |
| Electric Railway Museum Limited Director • It Technical Architect | 3 Nov 2008←4 Years→24 Jun 2013 | Dissolved | |
| AMPS Rail Limited Director • Technical Architect | 22 Aug 2007←18 Years→Current | Active | |
