| Company | Timeline | Status | |
| Jackson Lewis Associates Limited Director • Engineer | 3 Jul 2018←7 Years→Current | Active | |
Jackson Lewis Environmental Limited Director • Ventilation Consultant | 30 May 2013←3 Years→15 Nov 2016 | Dissolved | |
| Edmar UK Limited Director • Engineer | 2 Oct 2006←19 Years→Current | Active | |
