| Company | Timeline | Status | |
Limburn Search & Selection Ltd Director • Retired Agronomist  | 18 Sep 2007←12 Years→22 Oct 2019  | Dissolved  | |
| Pro Cam UK Limited Director • Agronomist  | 21 Mar 1995←4 Years→22 Oct 1999  | Active  | |
| Robertson Crop Services Limited Director • Agrochemical Specialist  | 14 Apr 1989←22 Years→4 Oct 2011  | Active  | |
