Management

Mr. Michael Hohmann was appointed as Chairman of the Management Board/ CEO of ALD Vacuum Technologies GmbH, headquatered in Hanau, Germany, as of August 9, 2021.

Mr. Hohmann graduated from the Technical University of Darmstadt with a master’s degree, Dipl.-Ing. in Mechanical Engineering.  He joined Leybold Heraeus in 1983 as a Design Engineer focusing on powder metallurgy and powder production systems.  In 1991 he was promoted to Sales Manager and later to Product Manager for powder and special applications.  In 2001 Mr. Hohmann was nominated to Vice President of ALD’s sales division responsible for worldwide contracts in the vacuum metallurgy and powder production markets.   He advanced to Sr. Vice President in 2015 to manage the “Profit Center Vacuum Metallurgy” within AMG Engineering. In August 2020, Michael Hohmann was appointed to the Management Board of ALD Vacuum Technologies GmbH as CSO.

Helmut Becker was appointed Chief Human Resources Officer (CHRO) and Member of the Management Board of ALD Vacuum Technologies GmbH, headquartered in Hanau, Germany, effective April 1, 2024. He has also been an authorized signatory of AMG Invest GmbH since summer 2023.

He began his professional career 25 years ago after successfully completing his 2^nd legal state examination in human resources. In his career to date, he has worked as an HR executive and corporate lawyer (lawyer/general counsel) in listed US companies as well as in German companies (large and medium-sized) in the areas of HR, legal and compliance. Mr. Becker holds an Executive MBA from the Technical University of Munich and a Master of Laws from the Technical University of Dresden and the Charles University in Prague, both with distinction.

Prior to his appointment to the Management Board of ALD, Mr. Becker worked as HR Executive and Compliance Officer at ALD for more than five years. In addition, he has successfully implemented numerous special tasks within the AMG Group.

Mr. Tim Ostermann was appointed as CFO to the Management Board of ALD Vacuum Technologies GmbH, headquartered in Hanau, Germany, effective July 1^st, 2023. In addition, Mr. Ostermann has been Managing Director of AMG Mining GmbH since 2022 and authorized signatory of AMG Invest GmbH, AMG Lithium GmbH and AMG Technologies GmbH since 2019.

After successfully completing his studies in economics and later a master’s degree in finance and controlling at the Vienna University of Economics and Business, Mr. Ostermann worked in the field of auditing at PricewaterhouseCoopers AG (PwC) from 2001 onwards, auditing medium-sized to large international industrial clients as well as in the area of mergers & acquisitions. Most recently, as a manager for PwC, Mr. Ostermann led a multinational team from London, UK, providing services to one of the world’s largest publicly traded companies (based in the US) in the automotive and financial services industries. In December 2012, Mr. Ostermann started his career at ALD Vacuum Technologies GmbH as Head of Accounting and was appointed Vice President of Finance and Accounting in 2020. In addition, Mr. Ostermann has successfully implemented numerous special assignments in the AMG Group.

Mr. Jörg Wittich was appointed to the Management Board of ALD Vacuum Technologies GmbH, headquartered in Hanau, Germany, as CTO on the 09^th of August 2021.

Mr. Wittich graduated from University of Applied Sciences in Darmstadt with a diploma degree in Mechanical Engineering. He joined ALD Vacuum Technologies 1996 as a Design Engineer focused on Heat Treatment Systems. 2006 he took over the Mechanical Team lead of the product section Turbine Blade Coating and Nonstandard Projects in Vacuum Technologies. 2020 he was nominated to Senior Vice President Engineering with the Design Divisions Mechanic, Electric and I4.0.