North America (primarily U.S. with some Canadian participants)

Engine manufacturing

Media outlet providing news and analysis on advanced transportation and clean technology.

Provider of high-speed electric vehicle charging infrastructure.

Internal combustion engines operating on compressed or liquefied natural gas, often renewable.

ZeroAvia's zero-emission powertrains use hydrogen fuel cells that generate electricity through chemical reactions to power electric motors for aircraft propulsion.

Traditional and lower-carbon liquid fuels for internal combustion engines.