Dr. Töpler is Vice-Chairman of the Managerial Board at the German Hydrogen and
Fuel Cell Association (DWV). He has 30 years of experience in the area of hydrogen for
mobile applications and was more than 25 years lecturer for Renewable Energies at the University of Applied Sciences in Esslingen.
Prof. Lehmann is a respected expert for hydrogen technologies. After having served as a professor at the Stralsund University of Applied Sciences from 1991 to 2010, he is now a member of the Managerial Board at the DWV. His research activities currently focus on the use of regenerative energies and hydrogen-based energy.