The world's largest steel producers in 2014, ranked by production volume (in million metric tons) This graph shows the world's largest steel producers in 2014, ranked by production volume. Luxembourg-based steel company ArcelorMittal produced around 98 million metric tons worth of steel that year.
J. P. Morgan and the attorney Elbert H. Gary founded U.S. Steel in 1901 (incorporated on February 25) by combining Andrew Carnegie's Carnegie Steel Company with Gary's Federal Steel Company and William Henry "Judge" Moore's National Steel Company for $492 million ($13.99 billion today).