| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | ROTHAMSTED RESEARCH ASSOCIATION | 🇬🇧United Kingdom | Dissolved | 03/02/2026 – 13/11/2012 |
| Officer | WATSON AGRONOMY LIMITED | 🇬🇧United Kingdom | Dissolved | 04/06/2026 – present |
13/11/2012
resigned
30/11/2010
appointed
05/04/2008
appointed