Proterra SPAC Presentation Deck

PROTERRA OVERVIEW Integrated Technology Ecosystem: Strong Network Effect. Our Businesses What We Do PROTERRA POWERED PROTERRA TRANSIT PROTERRA ENERGY FLEET SOLUTIONS January 2021 Leading electric powertrains North America's #1 electric transit bus OEM Fleet-level chargers and energy management What We Deliver BATTER E ESTR ELECTRIC Who We Serve Self-Reinforcing Model Commercial vehicle OEMs Transit agencies Commercial vehicle and transit fleet owners Why We Win Superior performance, lower cost PROTERRA ✓ Purpose-built vehicle platform Turnkey suite of hardware and software solutions Unique Portfolio of Solutions 9

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