As the company’s history timeline illustrates, A.O. Smith’s history is one of finding creative ways to solve customer problems and make them more successful. It also is a history of achievement – the innumerable contributions of the men and women who make up the company. By following the credo of Integrity, Innovation, and Customer Satisfaction, A.O. Smith’s employees will ensure the company’s prosperity and success for another 140+ years.

The links below will guide you trough the long history of A.O. Smith

Focus on Water Technology 2016-Present

CTC development center

A.O. Smith unveils its new L. R. Smith Corporate Technology Center in Milwaukee, Wisc. The 42,700 sq. ft. state-of-the-art center supports advanced research and development in the areas of potable and hydronic water heating, water treatment and air purification.


A.O. Smith brand becomes the primary supplier of residential water heating (2017) and water treatment (2018) products for all Lowe’s home improvement stores.

Listed ad NYSE

A.O. Smith (NYSE:AOS) named to the S&P 500 Index.

Hague was added

A.O. Smith completes the purchase of Ohio-based William R. Hague, Inc. (known as Hague Quality International). The family-owned business, based in Groveport, Ohio, manufactures a comprehensive line of water softener products. 

Aquasana joins the family

A.O. Smith acquires Aquasana, Inc. The Texas-based direct-to-consumer water treatment company assembles and sells premium performance water treatment products, including whole-house systems, at-home and on-the-go drinking water solutions and shower filters. 

Focus on Water Technology 2010-2014

140 years of A.O. Smith

A.O. Smith celebrates 140 years of Integrity, Innovation, and Customer Satisfaction with celebrations at many of its facilities around the globe.

Global Water Center

Executive Chairman Paul Jones (second from right), a co-founder of the Milwaukee Water Council, takes part in the grand opening of the Water Council’s new Global Water Center.  A.O. Smith has a global water treatment lab on the first floor of the Global Water Center, where engineers conduct controlled testing on water treatment products sold in China, India, and Turkey.

Lochivnar aquired by A.O. Smith

A.O. Smith acquires Lochinvar Corporation, a leading manufacturer of high efficiency condensing residential and commercial boilers for hot water and hydronic heating applications. 

Water strategy

A.O. Smith embarks on strategy to become a leading global water technology company. Company sells its electric motor business to Regal Beloit Corporation. 

A.O. Smith aquires Takagi

A.O. Smith and Takagi Industrial Company enter into agreement under which A.O. Smith would acquire Takagi’s North American operations as part of a joint venture to market and manufacture tankless water heaters in North America. 

A.O. Smith India

A.O. Smith opens a 76,000 square foot residential water heater manufacturing plant in Bangalore. The facility also will serve as the headquarters for A.O. Smith operations in India.

Restructuring and Global Growth 1980-2009

Water treatment Shanghai

The company enters the water purification industry with a new venture, A.O. Smith (Shanghai) Water Treatment Products Co. Ltd. The new company supplies reverse osmosis water treatment and water filtration products to the China residential and commercial markets as well as export markets throughout the world. 

India water heating

A.O. Smith begins to market residential and commercial water heaters in India, one of the first U. S. companies to participate in this market. 

Water heaters GSW

A.O. Smith completes the largest acquisition in company history, purchasing Canadian water heater and building products manufacturer GSW Inc. and American Water Heater Company.  The addition of the American, Whirlpool, GSW, and John Wood brands make A.O. Smith the leader in the North American water heater industry. 

A. O. Smith acquires Shenzhen Speeda Industries

A.O. Smith acquires Shenzhen Speeda Industries, Ltd., the first of four strategic electric motor acquisitions in China. 

A.O. Smith acquires State Industries

A.O. Smith acquires State Industries, Inc., nearly doubling the size of its water heater business. The acquisition enables Water Products to enter the retail market segment for the first time in more than 40 years. 

Nanjing location

Two years after creating a water heater joint venture in China, Water Products Company buys out its partner and opens a new plant in Nanjing. 

Electric motor acquisition

Electrical Products makes the first of a series of strategic acquisitions with the purchase of UPPCO, Inc. The following year, it acquires General Electric’s domestic compressor business and then in 1999, buys MagneTek’s global motor operations. 

A.O. Smith exits automotive industry

A.O. Smith exits the automotive industry after 98 years by selling its U. S. business and a Mexican subsidiary to Tower Automotive. 

China market 1995

A.O. Smith enters the China market with three joint ventures – automotive products, fiberglass oilfield pipe, and residential water heaters. 

Father and Son in Hall of Fame

A. O. Smith and L. R. Smith become the first father and son to be inducted into the Automotive Hall of Fame. 

Increase in motor devision

The acquisition of the Westinghouse small motor division substantially increases the size and scope of the company’s electric motor business.

first electric motor assembly operations

A.O. Smith opens its first electric motor assembly operations in Juarez and Acuna, Mexico. 

A.O. Smith exits automotive industry

Company produces its 100 millionth passenger car frame. 

Diversification 1964-1979

Introduction of conservationist line

Introduction of the Conservationist line of residential water heaters. 

100 year anniversary of A.O. Smith

A.O. Smith’s 100th anniversary.

Opening Veldhoven Plant

Water heater division opens its first European operation in Veldhoven, the Netherlands. Originally a sales office serving Europe and the Middle East, the facility expanded to include assembly and eventually fabrication.

War and Post-War Boom 1941-1963

Opening plant Stratford

A.O. Smith-International opens a commercial water heater and boiler plant in Stratford, Ontario, Canada, its first water heater plant outside the U. S. 

Introduction first commercial water heater

Water heater division introduces the first glass-lined commercial water heater, the A.O. Smith Burkay B-65. 

Glascore Products becomes subsidiary

Glascote Products, Inc becomes a subsidiary of A. O. Smith, expanding its vessel manufacturing capabilities. The acquisition, combined with its existing water heater, brewery tank, and related businesses make A.O. Smith the world’s largest manufacturer of glass-coated steel products. 

Acqisition of Whirl A Way

A.O. Smith acquires Whirl-A-Way Motors of Dayton, Ohio, and consolidates its electric motor manufacturing operations. 

Harverstore structure

Introduces the Harvestore structure, a glass-fused-to-steel silo targeted at dairy and livestock operations. Over the next 50 years, A.O. Smith installs more than 70,000 structures on farms throughout the world. 

Acquisition of Burkay

A.O. Smith acquires the Burkay Company of Toledo, Ohio, and enters the market for coil-type “instantaneous” commercial water heaters. Five years later, the company introduces the first glass-lined commercial water heater

Bomb assembly

A.O. Smith had built 4.5 million bombs, 16,750 sets of landing gear, and 46,700 propeller blades, as well as nose frames for the B-25 bomber, water heaters for military barracks, jeep frames, and components for the atomic bomb project by 1945. 

Aircraft propeller

As part of the war effort, A.O. Smith begins producing bomb casings, aircraft propellers and landing gear, torpedo air flasks, and other material.

Innovation and Expansion 1922-1940

acquires Sawyer Electric

Extending its reach in the oil field, the company acquires Sawyer Electric of Los Angeles, California, a manufacturer of electric motors. One of their products was a pump motor that could be used in oil well applications.

Glascore Products becomes subsidiary

The company began producing residential water heaters, but shifted all production to war-time use during World War II.

patent glass-lined water heater

A.O. Smith patents the process of the glass-lined water heater. This concept quickly became the standard of the industry, making hot water an affordable convenience for homeowners.

the first large, single-piece glass-lined brewery tank

Expanding on earlier research in the process of fusing glass to steel, the company introduces the first large, single-piece glass-lined brewery tank. Over the next 32 years, A.O. Smith made more than 11,000 glass-lined brewery tanks.

perfects a method of economically forming and welding large-diameter steel line pipe.

The company perfects a method of economically forming and welding large-diameter steel line pipe. This new mass production technique was instrumental in launching the natural gas industry and transcontinental oil pipeline business. A.O. Smith was a leading supplier of line pipe until it exited the business in 1972.

first arc-welded vessel

The first arc-welded, high-pressure vessel used to refine oil is introduced. A.O. Smith pressure vessels were used in a wide variety of chemical processing, refinery, and related applications. The company remained in the business until 1963.

Entering the Auto Industry 1903-1921

the Mechanical Marvel

Under the direction of L. R. Smith, A.O. Smith unveils “the Mechanical Marvel,” the world’s first fully automated automobile frame assembly plant. Capable of making a frame every eight seconds (10,000 frames a day), the plant operated until 1958.

a coated welding rod

As part of the World War I effort, Smith engineers develop a coated welding rod. This breakthrough influenced the development of arc welding as a mass production method. The company remained in this business until 1965. 

Smith Motor Wheel

The company introduces the Smith Motor Wheel, a gasoline-powered device for bicycles. Three years later it developed the Smith Flyer, known as the world’s first ‘sports car.’ This technology was eventually sold to Briggs & Stratton Co. of Milwaukee. 

automobile frames- world's first  mass production

Henry Ford orders 10,000 steel automobile frames, leading the company to develop the world’s first mass production process for assembling frames. Within four years, A.O. Smith is North America’s largest frame manufacturer. 

A.O. Smith Company

1904: Arthur O. Smith incorporates A.O. Smith Company in Milwaukee. 

The Formative Years 1874-1902

First order of auto frames

C. J. Smith and Sons received its first order of auto frames from Peerless Car Company. Orders soon followed from Cadillac, Packard, and Oldsmobile. 

First pressed steel automobile frame

Arthur O. Smith, a son of the founder, develops the world’s first pressed steel automobile frame; a lighter, more cost-effective alternative to existing frames.  

Largest US bicycle parts manufacturer

C. J. Smith and Sons is the largest U.S. bicycle parts manufacturer, eventually becoming the largest in the world. 

forming steel tubing from sheet metal

Company enters the bicycle industry by introducing the concept of forming steel tubing from sheet metal, this innovation was later employed in making bicycle frames.

Charles Jeremiah Smith

Charles Jeremiah Smith establishes Charles J. Smith-Machinist in Milwaukee, Wisconsin, beginning as a machine shop making metal parts for baby carriages and other hardware specialties. He was later joined by two of his sons and changed the name to C. J. Smith and Sons.