According to the Q3 2025 US Energy Storage Monitor from Wood Mackenzie Power & Renewables and the American Clean Power Association (ACP), annual installations will not reach 2025 levels again until 2029.

Three US battery energy storage system (BESS) developers, GridStor, Flatiron, and Jupiter Power, have advanced BESS projects totalling 1.6GWh across Arizona, Massachusetts, and Michigan.

Tech giant Google has announced a partnership with utility SRP to help accelerate the commercialisation of non-lithium long-duration energy storage (LDES) technology.

Copenhagen Infrastructure Partners (CIP) has acquired full ownership of the 1GWh Beehive battery energy storage system (BESS) in Arizona, US, from EDF Renewables North America.

Lithium-ion battery storage system integrator Fluence and independent power producer (IPP) Invenergy will be partnering on the 475MW solar and 1,900MWh energy storage Hashknife Solar Energy Centre in Navajo County, Arizona, US.

D.E. Shaw Renewable Investments (DESRI) has started construction at a 150MW solar-plus-storage project in the US state of New Mexico, the BESS for which will be manufactured in the US by LG Energy Solution.

Developer and independent power producer (IPP) Recurrent Energy, subsidiary of Canadian Solar, announced commercial operation of its 1,200MWh Papago Storage facility in Maricopa County, Arizona.

DESRI, Origis Energy and rPlus Energies have progressed the financing or construction of major large-scale solar and storage projects across the US, totalling 2.8GWh of BESS capacity – all outside of Texas and California.

Prospect14 became the latest US renewable energy developer to have a hybrid storage project application scrutinised and ultimately rejected.

Fluence has taken a step forward in its strategy to “fully onshore production, as quickly as possible,” opening a new factory in the US.