| Company | Timeline | Status | |
| Yorkshire Diesel Power Limited Secretary • Secretary | 28 Sep 2009←5 Years→16 Mar 2015 | Active | |
| Yorkshire Diesel Power Limited Director • Secretary | 28 Sep 2009←5 Years→16 Mar 2015 | Active | |
| YDP Property Limited Director • None | 1 Oct 2001←13 Years→16 Mar 2015 | Active | |
| Yorkshire Diesel Power Limited Director • None | 1 Oct 2001←7 Years→20 Aug 2009 | Active | |
