Oslo Vognselskap (English: Oslo Rolling Stock Company) is a municipally owned company that maintains, upgrades and hires the Oslo Metro rolling stock to Ruter.
It was established in 2007 as a subsidiary of Kollektivtransportproduksjon, and split out in the same year.
[1] In 2010, the company bought 96 new wagons from Siemens for NOK 1.5 billion, which will be delivered in the autumn of 2012.
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