Companhia Siderúrgica Nacional

Companhia Siderúrgica Nacional is a Brazilian steelmaker that produces and sells flat and long steel products used in construction, packaging, and manufacturing. The company also mines iron ore and other minerals, operates railways and ports for moving goods, produces cement, and generates electricity from hydroelectric plants. Essentially, it is an integrated producer that handles multiple stages of steel and related materials from extraction through to finished products and delivery.