Founded in 1847, Cleveland-Cliffs has been traditionally recognized as the largest and oldest independent iron ore mining company in the United States. In 2020, Cleveland-Cliffs conducted the acquisition of two prominent steel companies in the United States, AK Steel and ArcelorMittal USA. Today, Cleveland-Cliffs is the largest flat-rolled steel company and the largest iron ore pellets producer in North America. As we are in the process of integrating our businesses, you will find essential information on how to do business with us in this section.
Important Links
Customer Centers
Supplier Portal (former AMUSA suppliers; sign-in required)
Transportation Management Carrier Portal
Vendor Inquiry (former AMUSA vendors)
Vendor Inquiry Portal
For Customers