British Airways, Bill Gates, the UK government and an assortment of venture capitalists are among those supporting ZeroAvia's hydrogen propulsion plans.
The company aims to be able to power a 20-seat aircraft on flights as long as 575 miles by 2023 and is preparing for a 250-mile demonstration flight in a smaller aircraft by March 2021.
The Arch UAM Grand Challenge will provide three cities with a free urban air mobility simulator to help them evaluate plans for integrating eVTOL aircraft into their transportation plans.