Energy storage developers are securing significant capital and strategic partnerships, with ESS Inc launching a 50MWh iron flow battery pilot, Energy Vault closing a US$300 million investment, and NineDot obtaining US$175 million in debt financing.

Energy storage developer NineDot has announced the closing of a US$65 million equipment financing supporting the purchase of up to 100MW/400MWh of batteries for use in up to 20 battery storage projects across New York City, New York, US.