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Martin Viessmann

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Adapted from the English Wikipedia article Martin Viessmann, available under CC BY-SA 4.0Updated 11 August 2025
Martin Viessmann
Born1953/54
Germany
Occupation(s)Entrepreneur, CEO
Known forCEO of Viessmann Group

Martin Viessmann (born 1953/54) is a German billionaire entrepreneur and the chief executive officer of the Viessmann Group, a company specializing in heating technology based in Allendorf, Germany.

Early life

Martin Viessmann is a descendant of the company's founder, Johann Viessmann, his grandfather, and son of Hans Viessmann. He earned a diploma from the University of Erlangen.

Career

As CEO of the Viessmann Group, Martin Viessmann has led the company with distinction. In 2013, Manager Magazin placed him 51st on its list of the 500 wealthiest Germans, valuing his assets at €2.15 billion, an increase from €1.95 billion in 2012. Forbes reported his net worth around $1.8 billion in 2021, ranking him 1750th among global billionaires.

Philanthropy

Together with his wife Annette, Martin Viessmann established the inaugural Viessmann Endowed Chair in Sustainable Technology at the University of Wisconsin Oshkosh in 2012, naming Greg Kleinheinz as its first appointee.

Honours and awards

  • Awarded the Federal Cross of Merit, 1st Class of the Order of Merit of the Federal Republic of Germany in 2004
  • Recipient of the Energy Globe Award for Sustainability in the "Air" category, 2012
  • Named Greentech Manager of the Year in 2013
  • Inducted into Handelsblatt's Hall of Fame for Family Businesses in 2020

Personal life

Martin and Annette Viessmann live in Allendorf, Germany, with their two children, Katharina and Maximilian.