Mark Mastrov, Founder of 24 Hour Fitness, sits down with Yahoo Finance Executive Editor Brian Sozzi to discuss the unexpected ...
Richard Simmons, Tony Horton, and Billy Blanks – you may know them as the larger-than-life faces of the fitness industry from the past 40 years, in large part because they all came into your home ...
Karl Sanft serves as president and CEO Mastrov founded 24 Hour Fitness, growing it from a single location to 420 clubs and 4.5 million members, before selling the company in 2005 Mastrov led the ...
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