Leadership Team

GTT-TECHNOLOGIES

is a truly international company with people working from all around the world.

MANAGING DIRECTORS

MORITZ TO BABEN

Dr. Moritz to Baben is an avid materials scientist with a real passion for sustainability, recycling, and Streuselbrötchen.

He completed his diploma in metallurgical engineering from RWTH Aachen University in 2007 and his Ph.D. at Materials Chemistry (Prof. Jochen M. Schneider, RWTH Aachen University) in 2013. His research included oxygen incorporation in MAX phases and TiAlN and elastic properties of nanolaminates, and he was active in teaching materials chemistry courses, introducing video tutorials and a virtual student lab. He joined GTT-Technologies in 2016 and became managing director in 2017.

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STEPHAN PETERSEN

Dr. Stephan Petersen is a dedicated metallurgist and specialist in customer relationship management, intercultural communication, and a coffee enthusiast.

He received his diploma in metallurgical engineering from RWTH Aachen University in 1989. As a student, he started working in thermochemistry at the Department of Theoretical Metallurgy (now Materials Chemistry) of RWTH Aachen University in the groups of Dr. Philip Spencer and Dr. Klaus Hack, and then joined the Institute of Solid State Research at Forschungszentrum Jülich, where he worked on high-pressure solution growth and defect thermochemistry of gallium arsenide. This was the basis for his Ph.D., which he received in 1994. He joined GTT-Technologies in 1992 and became managing director in 2018.

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KLAUS HACK

Former managing director

Prof. Dr. Klaus Hack graduated in physics from RWTH Aachen University, Germany. He started working in thermochemistry while undertaking research for his diploma (high temperature mass spectrometry on ternary alloys) and continued in this field with his doctoral work (adiabatic high temperature calorimetry on ternary alloys). During his postdoctoral work at National Physical Laboratory, UK, he carried out assessments of boron-metal systems and also developed software for the assessment and calculation of binary and higher order substitutional solution properties. He was managing director of GTT-Technologies for more than 20 years and is still active as a senior consultant.

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