| Company | Timeline | Status | |
| Microbiology Society Director • Emeritus Professor Of Molecular Microbio | 1 Jan 2024←1 Year→31 Dec 2024 | Active | |
| Microbiology Society Director • Professor | 1 Jan 2017←4 Years→1 Jan 2021 | Active | |
| The James Hutton Institute Director • Professor | 1 Mar 2011←3 Years→31 Mar 2014 | Active | |
British Society For Plant Pathology Director • Professor | 1 Jan 2009←2 Years 12 Months→31 Dec 2011 | Converted/Closed | |
| Microbiology Society Director • University Professor | 7 Sep 2004←5 Years→8 Sep 2009 | Active | |
The Scottish Crop Research Institute Director • University Professor | 1 Oct 2003←10 Years→31 Mar 2014 | Dissolved | |
| John Innes Centre Director • Professor | 1 May 2003←7 Years→30 Apr 2010 | Active | |
| Microbiology Society Director • University Professor | 2 Sep 1997←4 Years→11 Sep 2001 | Active | |
