| Company | Timeline | Status | |
| Ieep Aisbl Director • Part-time Non-executive Director | 16 Mar 2018←4 Years→28 Jun 2022 | Active | |
| Institute For European Environmental Policy, London Director • Part Time Non-executive Director | 10 Oct 2011←10 Years→28 Jun 2022 | Active | |
| British Trust For Ornithology(The) Director • None | 1 Jan 2011←4 Years→31 Dec 2014 | Active | |
| The Land Restoration Trust Director • Director | 27 Apr 2005←3 Years→16 Sep 2008 | Active | |
| Dynamic Earth Charitable Trust Director • Strategic Advisor | 1 Sep 2004←4 Months→17 Jan 2005 | Active | |
| Contaminated Land:Applications In Real Environments Director • Director Sepa | 6 Jul 2000←3 Months→13 Oct 2000 | Active | |
| Verture Director • Chief Executive | 24 Oct 1996←6 Years→8 Nov 2002 | Active | |
| Institution Of Water And Environmental Management(The) Director • Regional Director Aspinwall Co | 15 Jul 1991←3 Years→8 Jun 1995 | Dissolved | |
