| Company | Timeline | Status | |
| Digital Rail Solutions Ltd Director • Unreported | 7 Nov 2022←3 Years→Current | Active | |
| Computer Assisted Developments Limited Secretary • Unreported | 21 May 2008←7 Years→1 Jul 2015 | Active | |
| Computer Aided Developments Limited Director • Drsftsman Signal Engineer | 28 Jan 2008←14 Years→22 Mar 2022 | Dissolved | |
