Pääkaupunkiseudun Junakalusto Oy was established to procure, lease and maintain the new rolling stock needed in the traffic in the Helsinki region i.e. in the HSL area. The company arranges also financing and depot facilities for the procured rolling stock.

The mission of Junakalusto Oy is to take care of procuring trains skilfully and efficiently. A long-term procurement strategy and large orders will allow the company to obtain the best possible terms and reduce overall costs.