The LDES Council is a global non-profit organization with over 60 members in 20 countries. The Council works to accelerate the decarbonization of our world through the acceleration of long-duration energy storage. It provides member-driven, fact-based guidance and research to governments, grid operators and major electricity users on the deployment of long-duration energy storage for society's benefit.

An executive-led organization, the LDES Council spans a wide range of energy storage technologies and includes among its members technology innovators, energy users and investors. The Council publishes findings and reports to encourage the wide adoption of long-duration energy storage to replace the use of fossil fuels and accelerate carbon neutrality.