| Company | Timeline | Status | |
| NPZ UK Plant Breeding Ltd Director • Managing Director | 1 Jul 2006←14 Years→31 Dec 2020 | Active | |
| CPB Twyford Limited Director • Director | 14 Feb 2000←1 Year 9 Months→30 Nov 2001 | Active | |
| KWS UK Limited Director • Unreported | 24 Feb 1995←6 Years→30 Nov 2001 | Active | |
| Twyford Seeds Limited Director • Director | 24 Feb 1995←6 Years→30 Nov 2001 | Active | |
| Twyford Seeds Limited Director • Director | 7 Dec 1993←1 Year 1 Month→27 Jan 1995 | Active | |
