Cleveland-Cliffs, Inc. is an iron ore mining company. The company is headquartered in Cleveland, Ohio and currently employs 2,926 full-time employees. The firm is a supplier of iron ore pellets to the North American steel industry from its mines and pellet plants located in Michigan and Minnesota. The firm operates through its U.S. Iron Ore. The firm is a producer of iron ore pellets, primarily selling production from U.S. Iron Ore to integrated steel companies in the United States, Canada and Mexico. In the United States, the Company owned four operational iron ore mines and one indefinitely idled mine.