Companhia Siderúrgica Nacional operates as an integrated steel producer in Brazil and Latin America. The company operates through five segments: Steel Industry, Mining, Logistics, Energy, and Cement. The company offers flat steel products, such as hot and cold rolled, galvanized, galvalume, pre-painted, and metal sheets products; coil, sheets, and derivatives; tiles and derivatives, pipes, and profiles; long steel products; food and chemical packaging solutions; and carbochemical products. The company also provides steel cutting services; produces and sells cement; operates railways; and generates electric power from its hydroelectric power plants. In addition, the company explores for iron ore reserves at Casa de Pedra and Engenho mines located in the city of Congonhas; as well as produces tin. Companhia Siderúrgica Nacional was founded in 1941 and is headquartered in São Paulo, Brazil.