A leading supplier of safe, sustainable steel in the United States

At a glance

ArcelorMittal is one of the largest steelmakers in North America and serves a broad U.S. manufacturing base. In the United States, ArcelorMittal owns and operates 27 facilities, including mines, integrated steelmaking facilities, mini-mills and finishing operations. 

In the U.S., we employ more than 18,000 people with industrial operations in 13 states and a presence in 14 states and the District of Columbia.

ArcelorMittal USA is part of ArcelorMittal, the world’s largest steel and mining company. ArcelorMittal formed in 2006 when the world's largest steel company, Mittal Steel Company N.V., merged with the Arcelor S.A., the second largest. Today, ArcelorMittal has approximately 209,000 employees and a presence in more than 60 countries.

Our approach

Our core philosophy is to produce safe, sustainable steel. In doing so, our top priority is safety and our goal is to be the world’s safest steel and mining company. As a company, we are committed to our promise of ‘transforming tomorrow’. Guiding us in this are our values of Sustainability, Quality and Leadership.


We have an industrial footprint in 18 countries on four continents. In 2016, we had revenues of $56.8 billion and crude steel production of 90.8 million metric tons. This represents around six percent of world steel output.

Around 37 percent of our steel is produced in the Americas and 47 percent in Europe. The remaining is produced in other regions, including Kazakhstan, South Africa and Ukraine. ArcelorMittal is number one for market position and market share in North and South America, Western Europe, Eastern Europe and Commonwealth of Independent States (CIS), and Africa.


ArcelorMittal has both iron ore and metallurgical coal reserves and is among the largest iron ore producers in the world.

Our iron ore mining operations are located in the United States, Canada, Mexico, Brazil, Liberia, Bosnia, Ukraine, and Kazakhstan. Our metallurgical coal mining operations are located in the United States and Kazakhstan.

In 2016, our mines and strategic contracts produced 62.1 million metric tons of iron ore and 6.3 million metric tons of coking coal and PCI.

Research and development

We have more than 1,300 full-time researchers and 12 laboratories worldwide, including one in East Chicago, Indiana. In 2016, we invested $239 million in research and development. Our R&D focuses on maintaining the competitiveness of steel versus alternative materials, particularly in our unique automotive franchise; creating niche products and improving the steelmaking process.

Our structure

ArcelorMittal has grown through the acquisition of numerous steelmaking and other assets, which constitute our major operating subsidiaries. The group is divided into five operating segments: NAFTA, Brazil, Europe, ACIS (Asia, Africa, Commonwealth of Independent States) and Mining. All operating subsidiaries belong to one of these segments. 

A listed company

ArcelorMittal is listed on the stock exchanges of New York (under the trading symbol MT), Amsterdam (MT), Paris (MT), Luxembourg (MT) and on the Spanish stock exchanges of Barcelona, Bilbao, Madrid and Valencia (MTS).