ASHLAND CITY, Tenn. (April 2, 2020) – A. O. Smith, a leading manufacturer of hot water solutions for homes and businesses, has been named a 2020 ENERGY STAR® Partner of the Year for its contribution and dedication to manufacturing high-efficiency water heaters. This is the second consecutive year that A. O. Smith has received this honor. Award winners are recognized by the U.S. Environmental Protection Agency (EPA) and the U.S. Department of Energy (DOE).