
Holger Dziallas
Managing Director & President
Greenerity
Holger Dziallas, Ph.D., is the Managing Director and President of Greenerity GmbH, a company of the Toray Group that develops, manufactures, and sells catalyst coated membranes and membrane electrode assemblies for hydrogen fuel cells, water electrolyzers, and hydrogen compression. He has more than two decades of experience in innovative energy technologies, focusing on electrochemical components for a carbon dioxide-free energy cycle based on water and renewables.