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Recent Posts

  • ESS Recognized as TIME Top GreenTech Company and one of Fortune’s Most Innovative Companies in America for 2025
  • ESS Completes Grid Connection of First Energy Center Project 
  • ESS Global Fleet Achieves Operational Milestone Surpassing 2 GWh of Transacted Energy
  • Go with the flow (batteries)
  • ESS Announces Actions to Position the Company for the Future

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  • California utility claims biggest flow battery deal in the world | RenewEconomy on Accelerating Decarbonization, ESS Inc. and SMUD Announce Agreement to Deploy up to 200 MW / 2 GWh of Long-Duration Energy Storage Solutions
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ESS Tech, Inc. (NYSE: GWH) is the leading manufacturer of long-duration iron flow energy storage solutions. ESS was established in 2011 with a mission to accelerate decarbonization safely and sustainably through longer lasting energy storage. Using easy-to-source iron, salt, and water, ESS’ iron flow technology enables energy security, reliability and resilience. We build flexible storage solutions that allow our customers to meet increasing energy demand without power disruptions and maximize the value potential of excess renewable energy.

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