Eos Energy Investor Presentation Deck

Differentiated Technology Driving Toward Higher Energy Density Multiple paths to improve Z3 energy density at lower cost Increased Cell Energy Same electrochemistry, improved materials 12 Reduced cathode felt fiber size Conductive plastic surface texturing Electrolyte additive elimination LENK SEI 10KV WD11mm 5945 Today 50-Qumi SEI 10k WD11mm5545 To Be ~10-15% improvement 500um Improved Module/Enclosure Energy Optimized internal space utilization Non-active components Discharge duration Enclosure packing density Discharge Energy (kWh) 5 10 Discharge Duration (Hours) ~5-10% improvement 15 eos.

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