The Hahns started out in the Interbrew Junior "C" Hockey League, and later joined the
Central Junior C Hockey League. when they returned to Junior "C" in the NJCHL. While in the Central Jr. C league (now known as the Western Jr. C league), the Hahns won two
Clarence Schmalz Cups as All-Ontario champions - 1963 and 1967. After some uncertainty in the Summer of 2013, the Firebirds ended up in the new
Midwestern Junior C Hockey League. In 2016 the eight Junior 'C' hockey leagues in Southern Ontario amalgamated under one banner as the
Provincial Junior Hockey League. The
Midwestern Junior C Hockey League became the Doherty Division and were aligned in the Southern Conference with the Bloomfield division. ==Season-by-season standings==