| Company | Timeline | Status | |
| British Trust For Ornithology(The) Director • Independent Ecological Consultant | 9 Feb 2022←10 Months→31 Dec 2022 | Active | |
| Landlife Director • None | 26 Mar 2015←10 Years→8 Apr 2025 | Dissolved | |
| Biod Services Limited Director • Retired | 25 Feb 2015←9 Years→28 Oct 2024 | Active | |
| British Trust For Ornithology(The) Director • Independent Ecological Consultant | 1 Jan 2014←8 Years→31 Dec 2021 | Active | |
| Landlife Wildflowers Limited Director • Independent Consultant Ecologist | 28 Nov 2013←11 Years→8 Apr 2025 | Dissolved | |
| Plantlife International - The Wild Plant Conservation Charity Director • Environmental Scientist | 29 Jun 2007←10 Years→29 Jun 2017 | Active | |
| Natur Cymru Ltd Director • Environmental Scientist | 25 Nov 2005←15 Years→30 Jul 2021 | Active | |
| National Biodiversity Network Trust Director • Environmental Scientist | 27 Jun 2000←10 Years→16 Nov 2010 | Active | |
National Wildflower Centre Director • Director | 14 Apr 1999←13 Years→31 Mar 2013 | Dissolved | |
| The Institute Of Ecology And Environmental Management Director • Countryside Agency Director | 19 Nov 1997←2 Years 11 Months→9 Nov 2000 | Active | |
