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A. O. Smith is one of the world’s leading providers of water heating and water treatment solutions.

A. O. Smith employs over 16,000 persons worldwide. We have manufacturing facilities in the USA, Canada, Mexico, China, India, the Netherlands, and Turkey. Sales and distribution cover over 60 countries worldwide.

As a global water technology leader, we are working on developing state-of-the-art solutions that are pushing new boundaries and paving the way in our industry.

AO Smith 145 years



In the summer of 1874, Charles Jeremiah Smith started a small business in Milwaukee, Wisconsin, making “hardware specialties.” A.O. Smith has cemented a legacy in automobile parts manufacturing before establishing itself as the current industry standard in water heating and treatment systems.








AO Smith, Air Purifiers, Water Heaters, Air Filters, Water Heating, Water treatment

Milestones In Innovation

AO Smith Awards