Luftspring, along with three partners, Harry Eckler of the baseball hall of fame, Joe Krol of the football hall of fame and their friend Lou Cadsby, opened the Mercury Club in 1948, a dining establishment on Dundas Street, near Bay Street, in Toronto.Mercury club opened in 1948 in Dulmage, Jack, "Between Whistles", The Windsor Star, Ontario, Canada, pg. 24, 23 May 1964 It was a successful club, which featured popular performers such as Henny Youngman, Vic Damone and Tony Bennett. Luftspring helped to host and operate the club, which had its peak years in the 1950s and 1960s, while simultaneously working as a referee. He subsequently ran other nightclubs such as the Tropicana.
