Gerdau SA - Company Profile
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The following section provides information on Gerdau SA’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into Gerdau SA's management and employees, unlock the full data with our company analytics monitoring tool.
Executives
Andre Bier Gerdau Johannpeter
Chairman Executive BoardMr. Andre Bier Gerdau Johannpeter has been the Chairman of the company since 2025. Prior to this, he served as the Chief Executive Officer of the company from 2007 to 2017. He also served as the President of the Worldsteel Association from 2018 to 2019. Currently, he serves as the Chairman of Metalurgica Gerdau SA, and Vice Chairman of the Federation of Industries of Sao Paulo – FIESP, and Federation of Industries of Rio Grande do Sul - FIERGS.
Claudio Johannpeter
Vice Chairman Executive BoardMr. Claudio Johannpeter serves as the Vice Chairman of the company. Prior to this, he served as the Chairman of Metalurgica Gerdau SA from 2016 to 2020. He served as the Chief Operating Officer of the company from 2012 to 2017. Mr. Johannpeter held various positions, including the Executive Committee representing the Brazil Long Steel Business Operation and the Global Processes of Engineering and Industrial, Health and Safety.
Guilherme Chagas Gerdau Johannpeter
Vice Chairman Executive BoardMr. Guilherme Chagas Gerdau Johannpeter serves as the Vice Chairman of the company. Prior to this, he served as the Vice President of the company. He also serves as the Vice Chairman of Metalurgica Gerdau S.A. and President of IEDI - Institute for Studies in Industrial Development.
Gustavo Werneck da Cunh
Director; Chief Executive Officer Executive BoardMr. Gustavo Werneck da Cunha has been the Chief Executive Officer and a Director of the company since 2018. Prior to this, he served as the Executive Officer of Gerdau Long and Flat Steel Brazil and the Industrial Officer of Gerdau India. He also held the position of Chief Information Officer at Gerdau. Mr. Werneck da Cunha is a Board Member of Metalurgica Gerdau SA, and the Board Chairman of Seiva S.A. – Florestas e Industrias.
Rafael Dorneles Japur
Investor Relations Officer; Executive Vice President; Chief Financial Officer Senior ManagementMr. Rafael Dorneles Japur has been the Chief Financial Officer, an Executive Vice President, and an Investor Relations officer of the company since 2022. He held various positions including Planning, IT & Innovation Manager at Gerdau Diaco and Gerdau Metaldom. Prior to this, he served as the Business Development Manager of the company.
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