Proterra SPAC Presentation Deck

PROTERRA BUSINESS UNITS Lower Cost of Ownership Wins • Fuel efficiency Uptime • Maintenance costs April 8, 2021 PROTERRA TRANSIT ELECTRIC O PROTE OTERRA PROTERRA ENERGY™ FLEET SOLUTIONS 11 ***** ● ● Charging hardware Design & installation Ongoing energy usage PROTERRA POWERED PROTERRA • Battery cost/kWh • Drivetrain efficiency • Degradation and lifespan 24

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