Press Releases
Latest news
SRP and ESS Announce New 50 MWh Long Duration Energy Storage Pilot Project
Wilsonville, Ore.– October 9, 2025 – Salt River Project (SRP), a not-for-profit public power utility serving the greater Phoenix metropolitan area, and ESS (NYSE:GWH), a leading manufacturer of iron flow long-duration energy storage (LDES) systems, today announced an agreement to add Project New Horizon, a five megawatt (MW), 50 megawatt-hour (MWh) battery system, to the grid.
ESS Technology to Demonstrate Value of Long-Duration Energy Storage in Military Applications
Project with U.S. Army Corps of Engineers Engineer Research and Development Center highlights opportunity for LDES to reduce diesel consumption and improve energy resilience in remote applications
Honeywell and ESS Tech, Inc. Collaborate to Accelerate Commercial Deployment of Iron Flow Battery Energy Storage Systems
Honeywell announced a strategic collaboration with ESS Tech, Inc. to advance technology development and market adoption of iron flow battery (IFB) energy storage systems. Honeywell has made an investment in ESS as part of this collaboration.
ESS Recognized as Leading American Clean Technology Exporter by U.S. Department of Commerce
Award highlights recent projects in Australia and Europe; reinforces ESS global leadership in long-duration energy storage.
ESS Commissions First Iron Flow Battery Deployment for Sacramento Municipal Utility District
The six Energy Warehouse™ systems represent the first delivery under a framework agreement first announced in September 2022.
Harry Quarls Joins ESS Board of Directors as Chairman
ESS announced Harry Quarls has joined the ESS Board of Directors as Chairman.
Jeff Loebbaka Joins ESS as Chief Commercial Officer to Drive Growth and Maximize Customer Value
Jeff Loebbaka has been named Chief Commercial Officer of ESS, adding significant depth to ESS leadership as the company continues to grow.
Senator Ron Wyden and Senior Officials Join ESS to Celebrate a Year of Achievement in American Clean Tech Manufacturing
Event co-hosted by Clean Energy for America commemorates one-year anniversary of the Inflation Reduction Act and Oregon’s growing clean energy economy ...
Short Seller-driven Class Action Lawsuit Dismissed
Plantiff voluntarily dismisses suit Wilsonville, Ore. – July 5, 2023 – ESS Tech, Inc. (“ESS”) (NYSE:GWH) is pleased to announce that, on June 29, 2023, the...
