15. December 2021 Fabian Rahm ZeroAvia Signs Memorandum of Understanding with De Havilland Canada to Develop Hydrogen-Electric Engine Program for Dash 8-400 Aircraft
13. December 202113. December 2021 Fabian Rahm ​ZeroAvia Raises Further $35 Million for Zero-Emission Flight Technology, Taking Total Raised to $115 Million
22. September 20218. October 2021 Fabian Rahm ZeroAvia receives Dornier 228 aircraft for their hydrogen powered electric 19 seater