Babcock & Wilcox Enterprises (NYSE: BW), originally Babcock, Wilcox & Company and then The Babcock & Wilcox Company, is an American power generation company headquartered in Charlotte, North Carolina. Historically, they are best known for their steam boilers and turbines, and later as a major supplier and designer of nuclear power plants and related products.

The company was founded in 1867 in Providence, Rhode Island by partners Stephen Wilcox and George Babcock to manufacture and market Wilcox’s patented water-tube boiler. B&W's list of innovations and firsts include the world’s first installed utility boiler (1881); manufacture of boilers to power New York City’s first subway (1902); first pulverized coal power plant (1918); design and manufacture of components for USS Nautilus, the world’s first nuclear-powered submarine (1953–55); the first supercritical pressure coal-fired boiler (1957); design and supply of reactors for the first U.S. built nuclear-powered surface ship, NS Savannah (1961).

The company provided design, engineering, manufacturing, construction and facilities management services to nuclear, renewable, fossil power, industrial and government customers worldwide. B&W's boilers supply more than 300,000 megawatts of installed capacity in over 90 countries around the world. A reactor from B&W was destroyed by a nuclear meltdown in the Three Mile Island accident. During World War II, over half of the US Navy fleet was powered by Babcock & Wilcox boilers.

The company has its headquarters in Charlotte, North Carolina. It has major operations in Lynchburg, Virginia; Barberton, Ohio; Euclid, Ohio; Lancaster, Ohio; West Point, Mississippi; Mount Vernon, Indiana; Oak Ridge, Tennessee; Erwin, Tennessee; Amarillo, Texas; Cambridge, Ontario; the Danish city of Esbjerg; and the German city of Straubing. B&W also has joint major joint venture companies in Beijing and the Indian city of Pune.

On June 30, 2015, Babcock & Wilcox completed a spinoff from BWX Technologies, its former parent which is now headquartered in Lynchburg, Virginia. The two companies began trading separately on July 1.

B&W employs approximately 5,700 people, in addition to several thousand joint venture employees.

B&W Power Generation Group, Inc. (B&W PGG) is based in Barberton, Ohio and provides engineering, design, construction and manufacturing services to the fossil and renewable power generation sectors and to heavy industry worldwide. B&W PGG and its subsidiaries have facilities in Ohio; Wisconsin; Arona, Italy; Beijing, China; Esbjerg, Denmark; and technology licensees around the world.