Mannion comes to CYA after serving as the Varsity Head Coach at Lane Tech. Before that, he was an Assistant Coach with the Chicago Bulldogs ’07 Central States Team, and prior to that was a Varsity Assistant Coach at Highland Park High School. Mannion grew up playing AAA for the Chicago Mission and eventually attended Lake Forest Academy, where he played for two years in High School. He went on to play four years of ACHA hockey at Rensselaer Polytechnic Institute.