| Company | Timeline | Status | |
| Firth Brother Developments Limited Director • Unreported | 29 Jul 2016←9 Years→Current | Active | |
| Malc Firth Nurseries Limited Director • Landscape Gardener | 30 Oct 2013←9 Years→27 Dec 2022 | Dissolved | |
| Malc Firth Landscapes Limited Director • Unreported | 16 Jun 2009←16 Years→Current | Active | |
