Planet Fitness, Inc. operates and franchises fitness centers. It operates through the following segments: Franchise, Corporate-Owned Stores and Equipment. The Franchise segment includes operations related to the company's franchising business in the U. S., Puerto Rico, and Canada. The Corporate-Owned Stores segment deals with the operations with respect to all corporate-owned stores throughout the U. S. and Canada. The Equipment segment sells equipment to franchisee-owned stores. The company was founded by Michael Grondahl and Marc Grondahl in 1992 and is headquartered in Newington, NH.