Cleveland-Cliffs Inc. operates as an iron ore mining company in the United States, Canada, and internationally. The company operates four iron ore mines, including the Tilden mine in Michigan; and the Northshore, United Taconite, and Hibbing mines in Minnesota. It serves integrated steel companies and steel producers. The company was formerly known as Cliffs Natural Resources Inc. and changed its name to Cleveland-Cliffs Inc. in August 2017. Cleveland-Cliffs Inc. was founded in 1847 and is headquartered in Cleveland, Ohio.