| Company | Timeline | Status | |
Wayside Rail Limited Director • Engineer | 28 Nov 2011←8 Years→3 Dec 2019 | Dissolved | |
Trace Rail Limited Director • Engineer | 28 Nov 2011←5 Years→26 Sep 2017 | Dissolved | |
| Padan Design & Engineering Services Limited Director • Engineer | 3 May 1994←31 Years→Current | Active | |
