Energy Vault SPAC Presentation Deck

Energy Vault's Technology Aligns with the Primary Market Demand for 2-12+ Hour Discharge Duration Round-trip Efficiency (RTE) (%) ENERGY VAULT 100% 75% 50% 25% Lithium-ion Novus Capital Corporation II 90% of grid-scale energy storage investment over the next 20 years Source: World Energy Council, US Energy Information Administration, Journal of Energy Storage, BNEF, Lazard 5 11 ENERGY VAULT Flow Batteries Liquified Air Duration (hours) 10 ENERGY VAULT, INC. ALL RIGHTS RESERVED Thermal Storage Aqueous Batteries 100 With gravity and potential energy at height, flexible to extend duration as required 18 Enabling a Renewable World

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