Advent Investor Day Presentation Deck

Finance ADVENT The Landscape for Tier1/OEMs is Changing Rapidly The engines and fuels of today will change in the next 15 years. • Hydrogen and fuel cell know-how is scarce globally and is a strategic resource. OEMs innovating in- house could mean high costs and late to market. Advent will be a key enabler in this transition, by: • Accelerating product development Continuous innovation Providing private label versions Providing the MEA at scale • Licensing fees for technology Tier 1/OEMs will provide Advent with: • Development funds and vertical market expertise • Scale-up manufacturing capital for system production • Access to significant market opportunities 4

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