Claudio Gerdau Johannpeter

Instituto de Estudos para o Desenvolvimento Industrial (IEDI) is a Brazilian research institute that focuses on studying the industrial development of Brazil. IEDI is based in São Paulo, Brazil, and was founded by Eugênio Emílio Staub. The institute provides analysis and proposals for the resumption of economic, social, and environmental development in the country. IEDI conducts studies on the performance of the Brazilian industry, including its technological intensity, productivity, and employment. The institute also analyzes the impact of global economic trends on the Brazilian industry.

Seiva SA Florestas e Industrias engages in crop planting and protection. The company is headquartered in Porto Alegre, Brazil.

Aços Villares SA manufactures and sells steel products. The firm offers engineering steels products, which include sheets, blocks, billets, long carbon steel, and specialty long steel products. It also provides rolls products that comprise back-up rolls, forged steel work rolls for cold strip mills, work rolls for hot strip mills rougher stands, work rolls for hot strip mills finishing stands, forged and cast rolls for roughing stands for long products, and cast rolls for finishing stands of long products. The company was founded on August 18, 1944 and is headquartered in Sao Paulo, Brazil.

Sidenor Aceros Especiales SL produces steel and wire products. It operates in two core businesses, which include Special Steels produced at the Basauri, Vitoria and Reinosa works. The company also participates in the Drop Forging business through its subsidiary company, FORJANOR, which is located in Villalba and Elgeta works. The company was founded in 1898 and is headquartered in Vitoria, Spain.

Gerdau AmeriSteel Corp. manufactures and recycles steel. The company was founded in October 2002 and is headquartered in Tampa, FL.