| Company | Timeline | Status | |
| The Transportation Consultancy Limited Director • Director  | 20 Feb 2013←6 Years→18 Dec 2019  | Active  | |
| Bus Rapid Transit UK Limited Director • Transport Consultant  | 9 Jul 2010←12 Years→19 May 2023  | Dissolved  | |
| Training For Transportation Professionals Limited Director • Director  | 5 Mar 2010←11 Years→31 May 2021  | Active  | |
| Tpi (Holdings) Limited Director • Transport Consultant  | 31 Oct 2005←5 Years→31 Jan 2011  | Active  | |
| Institution Of Highways And Transportation(The) Director • Transport Consultant  | 1 Jul 1999←5 Years→28 Jun 2005  | Active  | |
| Transportation Planning (International) Limited Director • Transport Planning Consultant  | 9 Aug 1996←14 Years→31 Jan 2011  | Active  | |
