| Company | Timeline | Status | |
| T.T. Motorsport Ltd Director • Director | 6 May 2005←20 Years→Current | Active | |
| T.T. Motorsport Ltd Secretary • Engineer | 5 May 2005←20 Years→Current | Active | |
| T.T. Motorsport Ltd Director • Engineer | 5 May 2005←1 Day→5 May 2005 | Active | |
| T.T. Motorsport Ltd Director • Engineer | 23 Dec 1997←7 Years→5 May 2005 | Active | |
