Companhia Siderurgica Nacional
Companhia Siderurgica Nacional engages in the manufacturing of steel products. It operates through the following segments: Steel, Mining, Logistics, Cement and Energy. The Steel segment includes the production and sale of carbon steel. The Mining segment includes the extraction of iron ore, dolomite, and limestone. The Logistics segment is comprised of railway and port facilities. The Cement segment is composed of the production of cement in its factory Volta Redonda o Cimento Portland de Alto Forno. The Energy segment consists of generation plants to maintain its self-sufficiency in energy. The company was founded on April 9, 1941 and is headquartered in Sao Paulo, Brazil.