| Company | Timeline | Status | |
| Track Air Consultants Limited Director • Director | 9 Oct 2019←6 Years→Current | Active | |
Tube Rail Consultants Limited Director • Civil Engineer | 26 Jan 2015←4 Years→24 Sep 2019 | Dissolved | |
Tube Rail Services Limited Director • None | 2 Apr 2010←7 Years→6 Jun 2017 | Dissolved | |
