With offices in the UK and Australia, Transport Design International Ltd (TDI) is a world leading industrial design and engineering consultancy. Founded in 1987, the company specialises in developing bespoke solutions for road, rail and marine based transport applications. 

TDI is also the lead partner in the development of two state-of-the-art sustainable urban transit solutions: the Minitram System and Vectus PRT: www.vectusprt.com