Gerdau SA (SAO:GGBR4) (NYSE:GGB) is a producer of long rolled steel. Gerdau operates steel mills that produce steel by direct iron-ore reduction (DRI) in blast furnaces and in electric arc furnaces (EAF). In Brazil it operates four integrated steel mills, including its mill, Ouro Branco unit, an integrated steel mill located in the state of Minas Gerais. The Company has a total of 59 steel producing units globally, including joint ventures and associate companies. The joint ventures include a unit located in the United States for the production of flat rolled steel and another unit in India. The associate companies are Aceros Corsa S.A. de C.V. (Aceros Corsa) in Mexico, Corporacion Centroamericana del Acero S.A. (Corporacion Centroamericana del Acero) in Guatemala and Industrias Nacionales (INCA) in the Dominican Republic. The Company operates in four segments: Brazil (Brazil BO), North America (North America BO), Latin America (Latin America BO) and Specialty Steel (Specialty Steel BO).