Colas Rail, founded in 2007 and headquartered in London, is a UK rail infrastructure and freight company and subsidiary of French construction group Bouygues. I Arriva · Network Rail · News
Colas Rail, founded in 2007 and headquartered in London, is a UK rail infrastructure and freight company and subsidiary of French construction group Bouygues. It supplies and maintains track, electrification, and signalling, and operates a freight locomotive fleet on the British network.