The National Iron & Steel Heritage Museum
United States Steel Corporation — 1901
Site Name: United States Steel Corporation

Location: Pittsburgh, Allegheny County, and Fairless Hills, Bucks County

Dates of Operation: 1901 to Present

Owners: Elbert H. Gary and J. P. Morgan

Historical Significance: When founded in 1901, United States Steel Corporation was the largest business enterprise ever launched in America. During its first year, the company made 67% of all steel produced in the country. U.S. Steel remains the largest integrated steel producer headquartered in the United States and is a leader in the global steel industry.