| Company | Timeline | Status | |
| Douglas Vehicles Services Limited Director • Director | 20 Sep 2002←18 Years→13 Jul 2021 | Dissolved | |
Douglas Equipment Limited Director • Managing Director | 20 Sep 2002←8 Years→31 Mar 2011 | Dissolved | |
Trinity Douglas Limited Director • Director | 20 Sep 2002←8 Years→31 Mar 2011 | Dissolved | |
