ESS Inc has recognised revenues for the first time since publicly listing, while closing in on a 750MWh targeted annual production capacity.

Australia-based zinc-bromine flow battery company Redflow, which has a market cap of nearly US$60 million, has halted stock market trading as it prepares a capital raise.

SPAC Mustang Energy PLC is increasing its effective stake in CellCube to around 25% while a company launching a vanadium mine project in Australia has injected US$3.5 million in a new flow battery maker.

Commissioning has taken place of a 100MW/400MWh vanadium redox flow battery (VRFB) energy storage system in Dalian, China.

Vanadium redox flow battery company CellCube and power electronics company G&W Electric have launched a microgrid solution for the US market, starting with a project at the latter’s HQ in Illinois, US.

Aware Super has identified a “significant strategic opportunity” to invest in an energy storage project developer.

News in brief from around the world in energy storage.

Construction has begun of a factory for long-duration flow batteries using iron and saltwater electrolyte in Queensland, Australia.

Some anticipated lithium-ion battery gigafactory projects in Europe are quietly revising their plans and may not open at all, according to the head of energy storage for research and consulting company Delta-EE.

The government of Victoria, Australia, has opened a round of funding for ‘neighbourhood-scale’ battery storage.