Octagon is a global sports and entertainment marketing agency headquartered in New York City. The company was founded in 1983 by CEO Rick Dudley and has since grown to have over 50 offices in 22 countries. Octagon specializes in athlete and talent representation, event management, sponsorship consulting, and brand activation. The company has worked with a wide range of clients, including major sports leagues, Olympic committees, and Fortune 500 companies. In 2019, Octagon was named to Adweek's list of the 100 fastest-growing agencies in the world.