| Company | Timeline | Status | |
| Johnson Mowat Holdings Limited Director • Planning Consultant | 18 Dec 2020←4 Years→Current | Active | |
| Futures Ecology Limited Director • Company Director | 10 Oct 2019←6 Years→Current | Active | |
| Edge 4 Planning Limited Director • Director | 14 Feb 2018←5 Years→1 Aug 2023 | Dissolved | |
| Johnson Mowat Planning Limited Director • Unreported | 9 Jan 2018←7 Years→Current | Active | |
| Johnson Mowat Planning Partnership LLP Designated LLP Member • Unreported | 30 Mar 2016←6 Years→11 Oct 2022 | Dissolved | |
| Mark Johnson Consulting Ltd Director • Planning And Development Consultancy | 16 May 2013←12 Years→Current | Active | |
| Dacre, Son & Hartley Limited Director • Chartered Surveyor | 1 Jan 2008←5 Years→3 Jun 2013 | Active | |
| Northern Business Forum Limited Director • Regional Planner | 9 Jan 2004←5 Months→2 Jul 2004 | Dissolved | |
