| Company | Timeline | Status | |
| Jonmac Group Ltd Director • Director | 13 Oct 2025←21 Days→Current | Active | |
| Jonmac Civil Engineering Ltd Director • Civil Engineer | 28 Jun 2017←8 Years→Current | Active | |
Jmses Civils Ltd Director • Civils | 18 Nov 2014←1 Month→5 Jan 2015 | Dissolved | |
J McGregor Site Engineering Services Limited Director • Construction | 11 Jan 2013←3 Years→12 Nov 2016 | Dissolved | |
