FitzJohn was one of many bus manufacturers in United States and Canada. Most of the companies products emerged in the 1940s and 1950s, but it was undermined by larger players like General Motors. The company was founded October 8, 1919, the FitzJohn-Erwin Manufacturing Company by HA Fitzjohn in Muskegon, Michigan, USA as a truck and bus body manufacturer. The company folded in 1958 and Canadian operations ended in 1959.