Profile

United States Steel Corporation , more commonly known as U.S. Steel, is an American integrated steel producer headquartered in Pittsburgh, Pennsylvania, with production operations in the United States and Central Europe. As of 2018, the company was the world's 27th-largest steel producer and second-largest domestic producer, trailing only Nucor Corporation. Though renamed USX Corporation in 1986, the company was renamed United States Steel in 2001 after spinning off its energy business, including Marathon Oil, and other assets from its core steel concern.