David Mortenson and Chuck Runyon


Anytime Fitness



Now that David Mortensen and Chuck Runyon have turned Anytime Fitness into the fastest-growing fitness club in the United States and the United States and the country's 14th most promising company, according to Forbes, he's working on buiilding even more muscular relationships with the gym's 1.5 million-plus members. That ight mean engaging them in the Anytime Health online fitness platform or attracting customers to its newly acquired Waxing the City chain. Runyon and Mortensen have big plans to turn the company's low-cost franchising model into an empire of self-improvement businesses.