Markus Tacke

Chief Executive Officer at Ohmium International Inc.

Unterägeri, Zug, Switzerland

About

Globally experienced executive with more than 25 years of practice in machinery and investment goods industry, especially in the energy sector. Strong background in the branch of energy production and engineering from leading various entities within Siemens AG. More than 20 years of experience in leading units in global organizations. Currently CEO Oerlikon Surface Solutions, one of the two Oerlikon divisions. Member of the Oerlikon Executive Committee (as of 01.01.2021). Oerlikon surface solutions is the leading supplier of industrial coating solutions throughout the industries, including Automotive, Energy and Aerospace. Previously hold positions include CEO of Siemens Gamesa SA and CEO of Siemens Wind Power and Renewables Division, a leading supplier of reliable, environmentally-friendly and cost-efficient renewable energy solutions. Siemens has been pioneering wind power technology for more than 30 years and is today the global market leader in offshore wind power. Earlier responsibilities had been in industrial turbo machinery (gas & steam) in general management, manufacturing and development. Throughout major responsibilities, focus has always been on transforming and integrating businesses to obtain additional stakeholder value, while driving cost reductions. Has been, besides others, Chairman of the Board of Wind Europe and VDMA Energy Systems

Experience

  • Chief Executive Officer at Ohmium
    Jul 2025 - Present · 1 yr

    Strategic Leadership, Operational Oversight and Stakeholder Management to achive Ohmiums goals and long-term success

  • Chief Executive Officer at Oerlikon
    Oct 2020 - Jun 2025 · 4 yrs 9 mos

    Oerlikon Surface Solutions provides engineered surface, material and component solutions on a global scale that improve performance and appearance of industrial and consumer products.

  • CEO at Siemens Gamesa
    May 2017 - Jun 2020 · 3 yrs 2 mos

  • CEO at Siemens Wind Power and Renewables Division
    Aug 2013 - May 2017 · 3 yrs 10 mos

  • CEO at Siemens Industrial Power
    Oct 2009 - Jul 2013 · 3 yrs 10 mos