Management

Michael Hohmann
CEO (Chief Executive Officer) – Chairman of the Management Board
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.

Thomas Dötsch
CFO (Chief Financial Officer) – Member of the Management Board
Mr. Thomas Dötsch was appointed to the Management Board of ALD Vacuum Technologies GmbH, Hanau, Germany, as a member of the Management Board/CFO effective April 1st, 2021. In addition, Mr. Dötsch is Managing Director/CFO of AMG Technologies GmbH, Frankfurt.
After successfully completing his studies in industrial engineering in 1992, Mr. Dötsch held various management positions in finance and controlling in different industries. In 1998, he assumed responsibility for the controlling department at the headquarters of RÜTGERS AG, which was listed on the stock exchange at that time. In 2002, Mr. Dötsch was given overall responsibility for finance at the US subsidiary of RÜTGERS Chemicals AG. Following successful restructuring and divestiture, Mr. Dötsch was appointed Business Unit Co-Head for Hydrocarbon Resins and Managing Director of RÜTGERS Kureha Solvents in 2006. In 2010 he was appointed as Managing Director of VESTO PVC Holding and CFO of VESTOLIT GmbH. Following the sale of the company, Mr. Dötsch assumed overall responsibility for the finance division of the ASK Chemicals Group as Managing Director/CFO of ASK Chemicals GmbH in September 2015. Most recently, Mr. Dötsch served as Group CFO of E3 Capital Holding.

Jörg Wittich
CTO (Chief Technical Officer) - Member of the Management Board
Mr. Jörg Wittich was appointed to the Management Board of ALD Vacuum Technologies GmbH, headquatered in Hanau, Germany, as CTO on the 09th 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.