ESS Inc. designs, builds and deploys environmentally sustainable, low-cost, iron flow batteries for long-duration commercial and utility-scale energy storage applications requiring from 4 to 12 hours of flexible energy capacity. Established in 2011, ESS Inc. enables project developers, utilities, and commercial and industrial facility owners to make the transition to more flexible non-lithium-ion storage that is better suited for the grid and the environment. As of October 2021, ESS is publicly traded (NYSE: GWH) and is backed by industry leaders including Softbank Energy, Breakthrough Energy Ventures, Koch Industries, BASF and many others.
“Long duration energy storage is crucial to making the clean energy transition a reality. LDES will play an integral role in helping the renewables industry and those interested in addressing climate change understand the full impact innovative technologies can make in improving the sustainability of the current energy system. The LDES industry’s efforts have already cultivated positive changes and will continue to contribute to the global renewables movement for years to come.”