| Company | Timeline | Status | |
| Eoc Enterprises Ltd Director • Director | 14 Mar 1994←4 Years→19 Nov 1998 | Active | |
| W.L. Duffield & Sons Limited Director • Farmer/miller | 14 Feb 1992←15 Years→23 Jul 2007 | Active | |
| The Aylsham Agricultural Show Association Limited Director • Farmer/miller | 5 Dec 1991←5 Years→21 Jan 1997 | Active | |
| Agricultural Industries Confederation Limited Director • Chairman | 18 Jul 1991←1 Year 4 Months→7 Dec 1992 | Active | |
| Duffields Mills Limited Director • Farmer/miller | 23 Feb 1991←16 Years→23 Jul 2007 | Active | |
| Duffields Hautbois Farms Limited Director • Farmer/miller | 16 Feb 1991←16 Years→23 Jul 2007 | Active | |
| Hautbois Trading Company Limited(The) Director • Farmer/miller | 16 Feb 1991←16 Years→23 Jul 2007 | Active | |
| WM.C.Duffield,Limited Director • Farmer/miller | 14 Feb 1991←16 Years→23 Jul 2007 | Active | |
