Petersburg Tram Mechanical Factory

Petersburg Tram Mechanical Factory ("PTMF") (, "ПТМЗ") was one of the leading manufacturers of tramcars in Russia and the CIS-countries located in Saint Petersburg. As the only tram manufacturing plant in Russia for several decades (until 1981), it was the sole supplier of rolling stock for the tram system in St. Petersburg.
History.
Founded in 1929 as a tram repair plant, it was rebuilt in 1933 into a tram manufacturing enterprise for the city of Leningrad (now Saint Petersburg). At that time, it produced LM and LP trams. During the ceremony for the first tram produced and leaving the plant, S. Kirov was present. By the spring of 1934 the plant was moved to Chugunnaya Street. 