Board of Directors

Guilherme Chagas Gerdau Johannpeter	Chairman
André Bier Gerdau Johannpeter	Vice President
Cláudio Johannpeter	Vice President
Gustavo Werneck da Cunha	Member
Aod Cunha de Moraes Junior	Independent Member
Claudia Sender Ramirez	Independent Member
Fernando Fontes Iunes	Independent Member
Marcio Fróes Torres	Independent Member
Carlos José da Costa André	Independent Member

Audit Committee

Bolívar Charneski	Effectives
Geraldo Toffanello	Effectives
Herculano Aníbal Alves	Effectives
Tarcísio Beuren	Substitutes
Carlos Roberto Cafareli	Substitutes
Maria Izabel Gribel de Castro	Substitutes

Executive Officers

Gustavo Werneck da Cunha	CEO
Harley Lorentz Scardoelli	Vice President
Cesar Obino da Rosa Peres	Director
Fábio Eduardo de Pieri Spina	Director
Fladimir Batista Lopes Gauto	Director
Hermenio Pinto Gonçalves	Director
Marcos Eduardo Faraco Wahrhaftig	Director
Mauro de Paula	Director
Wendel Gomes da Silva	Director

The information about the responsibilities of the boards and committees of Gerdau S.A., as well as the resumes of its components are available in the Form 20-F.