Eos Energy announces a breakthrough in battery energy storage

Published January 14, 2026 6:00am ET



PITTSBURGH – Eos Energy, the Western Pennsylvania-based energy company that manufactures zinc-based battery storage systems, told the Washington Examiner in an exclusive interview ahead of its announcement that it is launching Eos IndensityTM, a breakthrough architecture designed to transform how energy storage scales for the real world.

Joe Mastrangelo, CEO of Pittsburgh-based Eos, said today marks a turning point for the company and for the future of U.S. energy storage manufacturing.

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