| Company | Timeline | Status | |
| Grove Farms (Harwell) Limited Secretary • Farming | 19 Jun 1998←3 Years→28 May 2002 | Active | |
H.C. Bucknell And Company Limited Secretary • Farming | 19 Jun 1998←3 Years→28 May 2002 | Dissolved | |
| Grove Farms (Harwell) Limited Director • Farmer | 16 Dec 1996←28 Years→Current | Active | |
H.C. Bucknell And Company Limited Director • Farming | 31 Dec 1991←24 Years→17 Mar 2016 | Dissolved | |
