Innovating for Tomorrow. A. O. Smith is proud to be known as one of the world’s leading providers of water heating and water treatment solutions. As a leader, we refuse to sit quietly. Each and every day at A. O. Smith, we are working on developing state-of-the-art solutions that are pushing new boundaries and paving the way in our industry.
A. O. Smith is a leading manufacturer of both residential and commercial water heating technologies, including the #1 most specified commercial water heater. Commitment to Innovation For more than 145 years, we’ve developed state-of-the art products that push new boundaries and improve the lives of our customers.
Website. aosmith .com. A. O. Smith Corporation is an American manufacturer of both residential and commercial water heaters and boilers, and the largest manufacturer and marketer of water heaters in North America. It also supplies water treatment and water purification products in the Asian market. 
A. O. Smith Corporation is one of the world's leading manufacturers of residential and commercial water heaters and boilers, offering a comprehensive product line featuring the best-known brands in North America, China, India, Vietnam and Europe. The company was founded in 1874 in Milwaukee, Wisconsin, where today the Company is headquartered. A.
A. O. Smith Corporate Headquarters 11270 West Park Place, Suite 170 P. O. Box 245008 Milwaukee, WI 53224. For questions about A. O. Smith products, technical support, warranty or service needs, please visit t he product's respective brand homepage . Our Values.
WaterCare Water Tec Customers look to A. O. Smith for innovative solutions to their water heating needs, a reputation we have enjoyed for nearly 80 years. Today we “deliver the world’s hot water” to residential and commercial customers in more than 60 countries, offering some of the best-known and widely respected brands in the industry.
Residential Water Heaters. Replace your home’s old, inefficient water heater with an A. O. Smith ENERGY STAR® Certified model. Choose a gas or electric tank or tankless, hybrid heat pump, or combi boiler to enjoy a steady supply of hot water whenever you need it. Use our convenient Product Selector Tool to choose the right product for your home.