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Our management team

Hydrogen means the stars to us!

Our products are developed by a group of interdisciplinary experts from the fields of chemistry, materials science, and mechanical, electrical and powertrain engineering, as well as industrial design.

Marko Virkebau


  • Co-Founder and CFO at Meetfrank
  • CFO at MM Grupp, one of the largest  family offices in the region
  • First institutional investor and former Board Member at Skeleton Technologies

Rainer Küngas, PhD


  • 15+ years of experience in fuel cells and hydrogen electrolysers
  • Authored an invited review in Science magazine
  • Inventor of 20 patent applications
  • PhD in Chemical Engineering in the University of Pennsylvania, Fulbright scholar

Jan Gustav Grolig, PhD


  • 13+ years experience in  hydrogen technologies
  • Previously Head of Technology and Innovation at Hexis 
  • PhD in Material Sciences / Chemistry in the Chalmers University of Technology

Kristjan Lužkov

Vice President of Product

  • Built up a team of technical project managers at Skeleton and grew the revenue 9x over 2 years
  • Designed ESS from scratch for automotive, railway and industry
  • Defined the HW product strategy at Bolt and helped to grow the fleet to 250 000 vehicles

Sigrid Solovjov

Head of People Operations​

  • 12+ years of experience in People Operations and HR.
  • 3+ years of international Talent Management experience focused on Executive and Engineering positions.
  • COO at T grupp AS at the time the company was going through a significant change both publicly and internally.

Piret Mägi​

Head of Quality​

  • 7+ years experience in product development, manufacturing and assembly companies ​
  • 4+ years of experience as a Quality Manager ​
  • M.Sc.Eng. Technology of Wood and Plastics, Tallinn University of Technology​

Liis Maidla​

Head of Finance

  • 10+ years of experience in Finance 
  • Previously worked in Start Up companies like Skeleton Technologies and Cleveron
  • 4 years of experience in financial and internal audits in EY

Mari Savel

Grant Funding and Project Manager​

  • 10+ years of experience in international R&D and scale up projects from grant application till successful end
  • Has worked closely with academia and industry from various fields
  • M.Sc. in Chemical Material Technology, University of Tartu

Contact us

Each hydrogen project is different and tailored to match the client’s needs. Contact us for a consultation with one of our engineers today.

    Eliminate CO2 emissions by switching to green hydrogen | Stargate Hydrogen

    Eliminate CO2 emissions by switching to green hydrogen

    Tailored solutions to match any application | Stargate Hydrogen

    Tailored solutions to match any application

    Reliable, industrially-proven technology | Stargate Hydrogen

    Reliable, industrially-proven technology

    Cost-effective, versatile, and scalable | Stargate Hydrogen

    Cost-effective, versatile, and scalable

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