Marsh was the head coach of the St. Lawrence Saints men's ice hockey team from 1985 through the end of the 2011–12 season.[2] Marsh led the Saints to an NCAA tournament berth in his second year and a runner-up finish the following season, St. Lawrence's first Frozen Four appearance in 26 years. Over the next 26 seasons, Marsh became the most successful head coach in school history, accumulating 482 wins, two conference regular season titles, five conference tournament titles, eight conference championship appearances, and eight NCAA tournament appearances.[3]
National champion
Postseason invitational champion
Conference regular season champion
Conference regular season and conference tournament champion
Division regular season champion
Division regular season and conference tournament champion
Conference tournament champion