Polski Tabor Szynowy, owned by Agencja Rozwoju Przemysłu S.A. is a unique entity on the Polish railway market, which, as of 1 February 2022, became the owner of an organized part of the enterprise of Europejskie Konsorcjum Kolejowe WAGON Sp. z o. o. in bankruptcy, covering production plants in Ostrów Wielkopolski and Kalisz.