Euskal Trenbide Sarea
, ), commonly known by its acronym ETS, is a railway infrastructure manager operating in the Basque Country, Spain. The company was formed in 2004, but the railway infrastructure it operates was transferred from Euskotren in 2006. It is a member of the International Union of Railways. The company owns the network in which Euskotren operates (including the Irauregi-Lutxana and Ariz-Basurto freight lines), as well as the infrastructure of the Bilbao and Vitoria-Gasteiz tram systems. It also shares the ownership of lines 1 and 2 of the Bilbao metro with the . The company is also building the Gipuzkoan branch of the Basque Y high-speed line under an agreement with ADIF. References

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Railway infrastructure managers
2004 establishments in the Basque Country (autonomous community)
Railway companies established in 2004
Railway companies of the Basque Country (autonomous community)
Basque Government
Government-owned companies of Spain
Organisations based in Bilbao
Government-owned railway companies