Pennsylvania Business Report

Eos Energy Enterprises wins contract for Golden Dome for America

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By Liz Carey  |  July 20, 2026

Pittsburgh-based Eos Energy Enterprises, Inc., announced it had won a contract with the U.S. Department of War to integrate mission-ready long-duration energy storage support for the Golden Dome for America project. Eos, a manufacturer of zinc-based long-duration energy storage (LDES), will deploy its Z3 zinc-based long-duration energy storage technology as a prototype for the project. The Z3 system is designed to secure power infrastructure and strengthen mission readiness through long-dura...

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