| 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 • Unreported | 9 Aug 1996←14 Years→31 Jan 2011 | Dissolved | |
