CHATTANOOGA, Tenn.--(BUSINESS WIRE)--American Express is the first recipient of Unum’s Supplier Breakthrough Award in recognition of the vital role they play in the company’s successful operations. Unum (NYSE: UNM) is a leading provider of financial protection benefits through the workplace in the U.S. and the U.K. Unum’s benefits help protect millions of working people and their families in the event of an illness, injury or loss of life. The company works with a wide range of suppliers who as