The global long duration energy storage market is dominated by players like Sumitomo Electric, EOS Energy Enterprise, ESS Tech, Inc., Invinity Energy Systems, MAN, Energy Solutions, Energy Vault, Inc., Highview Power, CMBlu Energy AG, Primus Power, Malta Inc., QuantumScape Battery, Inc., RheEnergise Limited, Alsym Energy, Inc., Form Energy, VoltStorage, and VFlowTech Pte. Ltd., among others.