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Investor Presentaiton

Leading & proven FCEV technology Ballard uniquely designs & manufactures proprietary hydrogen fuel cell MEAs, plates, stacks & modules Volumetric Power Density: 5 4 Leading Stack Volumetric Power Density & Lifetime Amongst Peers¹ ■ Volumetric PD (kW/L) Lifetime (kh) important for space allocation in vehicle 3 (engine compartment, roof, etc.) • ~4kW/L is typically sufficient stack power density for class 8 truck applications 2 Lifetime: critical for low total cost of ownership & excellent long-term performance 1 0 Ballard 1 2 3 4 10 >150Mkm in-service Ballard experience → proven durability & performance 1, See Slide Notes BALLARD™

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