ESS Tech, Inc., the manufacturer behind long-duration energy storage solutions, has secured $66.0M in new capital. The NYSE-listed company (GWH), established in 2011, is focused on accelerating decarbonization safely and sustainably through its unique iron flow technology.
This proprietary system utilizes readily available iron, salt, and water to build flexible storage solutions. These are designed to enable energy security, reliability, and resilience, ultimately helping customers meet increasing energy demand and maximize the use of renewable energy.














