Hyder Consulting
http://www.hyderconsulting.com/markets.aspx?id=22
Countries: United Kingdom;
Working fields:

Transport systems around the world are coming under increasing pressure from congestion and conflicting investment needs. Rather than looking at individual modes of transport in isolation, joined up thinking is required to meet future challenges.

Hyder Consulting advises on and designs appropriate transport networks that optimize all modes of transport as an integrated, seamless package. Our experience reflects the wide variety of potential solutions and management measures that can improve modern transport infrastructure.