| Company | Timeline | Status | |
| Green Light Trust Director • Professor | 25 Mar 2020←1 Year 1 Month→29 Apr 2021 | Active | |
| WWF-UK Director • Professor Of Environment And Society | 24 Oct 2019←2 Years 12 Months→20 Oct 2022 | Active | |
| University Of Essex Campus Services Limited Director • Professor | 25 May 2011←1 Year 6 Months→26 Nov 2012 | Active | |
| The Wallacea Trust Director • Professor | 19 Dec 2005←4 Years→6 May 2010 | Active | |
| Essex Wildlife Trust Limited Director • Professor | 11 Jun 2005←3 Years→6 Jun 2009 | Active | |
University Of Essex Environmental Facilities Limited Director • University Professor | 29 Jan 1999←21 Years→6 Oct 2020 | Dissolved | |
| Pesticide Action Network UK Director • University Restorer Centre Dir | 19 Sep 1997←5 Years→27 Sep 2002 | Active | |
