| Company | Timeline | Status | |
| Mobile Health Limited Director • Engineer | 8 Jun 2010←11 Years→22 Jun 2021 | Dissolved | |
| Electronics Yorkshire Limited Director • Electronics | 25 Feb 2003←8 Years→10 May 2011 | Active | |
| DB Technology Limited Director • Manager | 13 Mar 1992←29 Years→3 Aug 2021 | Dissolved | |
