| Company | Timeline | Status | |
| Loch Lomond & The Trossachs Countryside Trust Director • Emeritus Professor | 23 Jan 2023←2 Years 9 Months→Current | Active | |
| The Scottish Wildlife Trust Director • University Professor | 26 Sep 2009←5 Years→19 Sep 2015 | Active | |
| Tweed Forum Limited Director • Chair Of Water Science & Policy Dundee U | 19 Jun 2009←16 Years→Current | Active | |
| Tweed Forum Limited Director • Chair Of Water Science & Policy Dundee University | 19 Jun 2009←16 Years→16 Sep 2025 | Active | |
Holmehill Ltd Director • Univrsity Professor | 4 Jun 2009←9 Years→13 Nov 2018 | Dissolved | |
| Freshwater Biological Association(The) Director • Director Environmental Science | 19 Jul 2006←7 Years→12 Mar 2014 | Active | |
| National Biodiversity Network Trust Director • Director Of Environmental Scie | 7 Jul 2005←2 Years→10 Jul 2007 | Active | |
| The Wildfowl & Wetlands Trust Director • Environment Director Northumbr | 5 Jun 2003←6 Years→17 Jun 2009 | Active | |
| British Trust For Ornithology(The) Director • Environment Director Northumbr | 1 Jan 2000←4 Years→31 Dec 2003 | Active | |
| Inca (Projects) Limited Director • Water Industry Senior Manager | 22 Nov 1996←7 Years→11 Jun 2004 | Active | |
