| Company | Timeline | Status | |
| Trent Valley Kart Club Limited Director • Company Director | 31 Jan 2008←10 Years→18 Sep 2018 | Active | |
| John Mills Engineering Ltd Director • Kart Racing Organiser | 15 Jul 2003←22 Years→Current | Active | |
JM Kartsport Ltd Director • Kart Racing Organiser | 15 Jul 2003←16 Years→23 Mar 2020 | Dissolved | |
