EUropean rail Research Network of EXcellence: http://www.eurnex.net

DG Research and Innovation: http://ec.europa.eu/research/transport/

Rail Research in Europe: http://www.railway-research.org/Rail-Research-in-Europe

ERTRAC - European Road Transport Research Advisory Council (network): http://www.ertrac.org/

International Union of Railways (various projects): http://www.uic.org/ 

European Local Transport Information Services: http://www.eltis.org/

European Transport Research Area International Cooperation Activities (EUTRAIN Project): http://www.eutrain-project.eu/