| Company | Timeline | Status | |
| Dianthus Land Ltd Director • Director | 14 Jun 2016←9 Years→Current | Active | |
| C Engelmann Limited Director • Company Director | 23 Oct 2013←12 Years→Current | Active | |
| Antique Tractor Parts Limited Director • Director | 16 Nov 2010←14 Years→Current | Active | |
| Engelmann Farms Limited Director • Engineer | 1 Apr 2008←17 Years→Current | Active | |
| U S Tractors Limited Director • Director | 17 Apr 2007←18 Years→Current | Active | |
