SDG (Steer Davies Gleave) is a global management consultancy specialising in the transport industry. Their clients include Canary Wharf, 2012 Olympics, Transmilenio, Transport for London, EU Commission, Network Rail, Virgin and many others. Steer Davies Gleave is an independent company, owned by its directors, associates and an employee benefit trust. They have offices in London, Leeds, Glasgow, Edinburgh, Paris, Berlin, Madrid, Bologna, San Juan, Santiago, Bogota and Vancouver.