In this US news roundup, e-Storage, Spearmint Energy, and OCI Energy advance battery energy storage system (BESS) projects and financing in Michigan and Texas.

US utility Dominion Energy Virginia (DEV) is issuing a request for information (RFI) for information on long-duration energy storage (LDES) technologies.

Market research firm Wood Mackenzie predicted that the US energy storage market will almost quadruple over the next six years.

Renewables developer rPlus Energies has announced start of commercial operations for the 400MW/1,600MWh Green River Energy Centre in Emery County, Utah, US.

ZincFive, a manufacturer of nickel-zinc battery systems for data centre and AI infrastructure applications, announced on 11 June that it will become publicly traded through a merger with special purpose acquisition company (SPAC) Spark I Acquisition Corporation.

LS Power-owned REV Renewables and US development and investment company LS Power have commissioned the Tumbleweed Energy Storage facility in Kern County, California, US.

FlexGen and Eos Energy Enterprises, two US energy storage sector companies with different specialisations, have entered the European market.

Energy-Storage.news Premium speaks with co-founder and chief products officer of microinverter and home energy storage system supplier Enphase Energy, Raghu Belur, about the company’s recent focus on solid-state transformer technology.

A group of sodium-ion (Na-ion) battery-focused companies have launched a new industry coalition, the American Battery Leadership Coalition (ABLC).

Energy storage developer-operator Aypa Power and utility Salt River Project (SRP) have brought the 250MW/1,000MWh Pediment energy storage project online in Mesa, Arizona.