Management Team

Armando Tamez

CEO

Armando Tamez joined Nemak in 1984. Since then, he has held several executive positions, including President and Chief Operating Officer, and has served in the Commercial, Operations, Planning, Product Development, and Engineering areas, among others. In 2013, he was appointed CEO. Armando earned a bachelor’s degree from Tecnológico de Monterrey and a master’s degree from the George Washington University.

Knut Bentin

Mexico Business Unit Director

Since joining Nemak in 1997, Knut Bentin has held several executive positions in Europe and Mexico. In 2017, he was appointed Mexico Business Unit Director. Knut earned a bachelor’s degree from the University of Mannheim and a master’s degree from the University of Cologne in Germany.

Klaus Lellig

Europe and Asia Business Unit Director

Klaus Lellig has been with Nemak since 1997. During his career in the automotive industry, he has held executive positions in manufacturing and product development. He was appointed Europe Business Unit Director in 2009 and acquired responsibility for Asia in 2020. Klaus holds a PhD from the RWTH Aachen University in Germany.

Luis Manuel Peña

USA, Canada & South America Business Unit Director

Luis Manuel Peña joined Nemak in 1997. He has held executive positions in several areas including Strategic Planning, Program Management, and Operations. He was appointed USA, Canada & South America Business Unit Director in 2016. Luis Manuel earned a bachelor’s degree and a master’s degree from Tecnológico de Monterrey.

Dirk Barschkett

Vice President of Sales and Marketing

Dirk Barschkett has been with Nemak since 2013. He has more than 27 years of experience in executive positions in sales, operations, project management, engineering, and business development spanning the automotive and casting sectors. He was appointed Vice President of Sales and Marketing in 2019. Dirk holds an undergraduate degree from RWTH Aachen University and master’s degrees from RWTH Aachen University and University of London.

Alberto Sada

Chief Financial Officer

Since joining Nemak in 1994, Alberto Sada has held several executive positions, including Vice President of Strategic Planning, and has served in the Commercial, Financial Planning, Treasury, and Information Technology areas, among others. He was appointed Chief Financial Officer in 2015. Alberto earned a bachelor’s degree from Tecnológico de Monterrey and a master’s degree from the University of Texas at Austin.

Ernesto Sáenz

Vice President of Manufacturing and Product Development

Ernesto Sáenz joined Nemak in 1996. He has held several executive positions in Manufacturing, Operations, and Engineering areas at Nemak. He was appointed Vice President of Manufacturing and Product Development in 2020. Ernesto holds a bachelor’s degree and two master’s degrees from Tecnológico de Monterrey.

Marc Winterhalter

Vice President of Purchasing & Sustainability

Marc Winterhalter joined Nemak in 2016. He has more than 20 years of experience in supply chain management in the automotive industry. Marc earned a degree from the Karlsruhe Institute of Technology (formerly known as the University of Karlsruhe) in Germany.