Raised $300M Series B extension (Mar 2026). $445M total. NASA-derived nickel-hydrogen batteries with 30,000-cycle lifespan. Lithium-free.
EnerVenue is an energy storage company commercializing nickel-hydrogen battery technology originally developed by NASA for satellite power systems. The company raised a $300 million Series B extension in March 2026 led by Full Vision Capital, bringing total funding to $445 million. EnerVenue's batteries are lithium-free and rated for 30,000 charge cycles — roughly 10x the lifespan of standard lithium-ion systems — making them purpose-built for demanding grid-scale and data center applications.
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