| Company | Timeline | Status | |
| The Parliamentary Advisory Council For Transport Safety Director • Unreported | 28 Feb 1995←20 Years→10 Jul 2015 | Active | |
| Intelligent Transport Systems United Kingdom Limited Director • Professor Of Transport Studies | 21 Sep 1993←1 Year 3 Months→1 Jan 1995 | Active | |
| Institution Of Highways And Transportation(The) Director • Professor Of Transport Studies | 25 Jul 1991←4 Years→2 Jul 1996 | Active | |
