Gerdau S.A. is a steel producer operating through its Brazil, North America, and South America business segments. It offers products including rebars, bars, wires, thick plates, hot rolled coils, billets, blooms, plates, wire rods, and structural profiles, as well as special steel products for agricultural, automotive, construction, distribution, energy, industrial, and mining markets. The company also operates iron ore mines in Brazil. Founded in 1901, Gerdau S.A. is headquartered in São Paulo, Brazil.