A. O. Smith Corporation, with 2015 sales of $2.54 billion, is one of the world’s leading manufacturers of residential and commercial water heating equipment and boilers, offering a comprehensive product line featuring the best-known brands in North America and China, as well as water purification products for residential and light commercial applications. A. O. Smith, headquartered in Milwaukee, Wisconsin, approximately 13,400 employees at operations in the U.S., Canada, Mexico, India, China and the Netherlands