The LDES Council is a global non-profit organisation with over 60 members in 20 countries. The Council works to accelerate the decarbonisation 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 organisation, 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.