ESS’ non-lithium, long-duration energy storage technologies will enable energy resiliency and affordability for Native American Tribes and the Department of Defense WILSONVILLE, Ore.--(BUSINESS WIRE)- ...

PHOENIX - Salt River Project (SRP), a not-for-profit public power utility serving the Phoenix metropolitan area, has signed an agreement with ESS Inc. (NYSE:GWH) to deploy a 5 MW, 50 MWh iron flow ...

Investing.com -- ESS Tech Inc (NYSE:GWH) stock surged 13.4% Thursday after the iron flow battery manufacturer announced a significant agreement with Salt River Project (SRP), a Phoenix-area public ...

This story was originally published on Utility Dive. To receive daily news and insights, subscribe to our free daily Utility Dive newsletter. Salt River Project will add a 5-MW/50-MWh iron flow ...

GAAP revenue grew nearly sevenfold from Q2 2024 to Q2 2025, driven by the first Energy Base battery project sales. GAAP net loss and cash burn improved significantly year over year, with GAAP ...