| Company | Timeline | Status | |
| Chafford Gorges Limited Director • Publisher | 12 Nov 2019←10 Months→1 Oct 2020 | Active | |
| Geoff Duffield Stories Limited Director • Consultant | 6 Apr 2018←7 Years→16 Aug 2025 | Dissolved | |
| Essex Wildlife Trust Limited Director • Publisher | 1 Nov 2016←9 Years→Current | Active | |
| Essex Wildlife Trust Limited Director • Publisher | 1 Nov 2016←8 Years→1 Jan 2025 | Active | |
