text: National Express East Anglia (including Stansted Express service) passed to Greater Anglia in February 2012
  c2c operated from May 1996 until sold to Trenitalia in February 2017
  Tram
  National Express Midland Metro (now West Midlands Metro tram line), passed to Transport for West Midlands in 2018.
  London & Continental Railways
  National Express had a 17.5% shareholding in London & Continental Railways (L&CR) from its formation in September 1994 until it was nationalised by the Government of the United Kingdom in 2009. L&CR was responsible for building the High Speed 1 project. National Express also held a 40% stake in the Inter-Capital and Regional Rail consortium which held the management contract for the UK arm of the Eurostar operation, L&CR's subsidiary Eurostar International from 1998 to 2010.
  Airports
  In the 1990s, National Express moved into the privatisation of airports, purchasing East Midlands, Bournemouth, and Humberside Airports. In a move to concentrate on bus and rail provision, Humberside was sold to Manchester Airports Group in 1999 followed by Bournemouth and East Midlands in February 2001.
  Until November 2007, the group also operated Stewart International Airport in New Windsor, New York. However, the lease was sold to the public Port Authority of New York and New Jersey.
  Australian operations
  Bus and coach
  Australian bus companies previously operated: