| Company | Timeline | Status | |
| Colchester Tractors Investments Limited Director • Agricultural Engineer | 14 Jul 2016←9 Years→Current | Active | |
| Doe Holdings Limited Director • Agricultural Engineer | 4 Feb 2016←9 Years→Current | Active | |
| Doe Motors Finance Limited Director • Unreported | 22 Aug 2014←11 Years→Current | Active | |
| Harper & Eede,Limited Director • Agricultural Engineer | 6 Sep 2004←21 Years→Current | Active | |
| Doe Finance Limited Director • Company Director | 11 Jan 1995←30 Years→Current | Active | |
| Doe Motors Limited Director • Agricultural Engineer | 1 Jan 1995←30 Years→Current | Active | |
| Colchester Tillage Limited Director • Agricultural Engineer | 29 Oct 1993←32 Years→Current | Active | |
| Doe Management Limited Director • Company Director | 26 Dec 1991←33 Years→Current | Active | |
| Colchester Tractors Limited Director • Agricultural Engineer | 8 Aug 1991←34 Years→Current | Active | |
| Ernest Doe Industrial Limited Director • Agricultural Engineer | 10 Jul 1991←34 Years→Current | Active | |
