Advent SPAC Presentation Deck

Evolution & Innovation Development / Evolution Development of initial fuel cells 2003 Advent Advent TPSⓇ introduced 2012 Incorporate in USA Seed Round R&D Key Partnerships NASA eesa Projects with NASA, ESA, DOE -BASF The Chemical Company Consolidating 50+ international patents and $500m+ of technology investments by partners, predecessors and strategic licensing & acquisition agreements 2013-2016 Consolidate membrane technology; BASF license UltraCell HIGH POWER MICROFELCELLS 20358 Market Penetration www.advent.energy Copy UltraCell renews multi- year supply contract Stealth loT company begins program with Advent U.S.NAVAL LRESEARCH LABORATORY US Navy purchases stacks 2018-2019 License advanced stack technology from EnerFuel SAFRAN Palcan SAFRAN expands program BROOKHAVEN NATIONAL LABORATORY Palcan signs MEA supply agreement Mass Adoption Los Alamos NATIONAL LABORATORY ESS signs component supply agreement Collaboration with US DOE Los Alamos, Brookhaven labs RIWAYS EV manufacturer engagement 2020 Beyond Production ramp up and commercialization of products Scale-up fundraising; progressing major contracts AMCI ADVENT Acquisition Corp 14

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