Alcoa Alumínio, the Brazilian subsidiary of US aluminum giant Alcoa, produces primary aluminum, fabricated aluminum, and alumina. In addition to aluminum products and components, including flat-rolled products, hard alloy extrusions, and forgings, Alcoa also markets Alcoa wheels, fastening systems, precision and investment castings, and building systems. The company serves the aerospace, automotive, packaging, building and construction, commercial transportation and industrial markets. It has branches in several Brazilian states, with a central office in São Paulo, and more than 6,000 employees throughout Latin America. Alcoa produces approximately one fifth of all primary aluminum manufactured in Brazil.