In this US news roundup, OCI Energy, MN8 Energy, GridStor, and Grenergy advance battery energy storage system (BESS) projects in Texas, California, Colorado, and Georgia.

US renewable energy developer, Longroad Energy’s Sun Pond solar-plus-storage project in Maricopa County, Arizona, US has reached commercial operation.

In this US news roundup, CC Power signs an agreement with Hydrostor for 400MWh of its Willow Rock LDES project, PowerSecure builds microgrids in New Mexico, and ESS Inc acquires VoltStorage.

Home battery storage and virtual power plant (VPP) specialist Lunar Energy has raised US$102 million in an oversubscribed Series D financing round led by B Capital and Prelude Ventures.

In this Energy-Storage.news roundup,  Hydrostor receives permitting approval for its California project, Hawaiian Electric is set to begin construction on a Maui battery energy storage system (BESS) and Peregrine and Wärtsilä advance construction of a Texas BESS.

California Community Choice Aggregator (CCA) Clean Power Alliance (CPA) last week (8 December 2025) moved one step closer to executing agreements for offtake with two companies developing innovative thermal battery storage projects. 

Distributed energy resources (DERs) are emerging as potential solutions for consumers seeking independence and relief from rising energy costs.

Energy-Storage.news Premium speaks with John Farrell, Co-Director of The Institute for Local Self-Reliance (ILSR), on rising utility costs and the role energy storage can play.

Clearway Energy Group has negotiated tolling agreements with SDG&E for one of its solar and storage complexes in Kern County, California.