california

March 12, 2026
In this US news roundup, we have financing updates for GridStor, Arevon, and Primergy, related to energy storage projects in Texas, California, and Nevada, respectively.
March 11, 2026
California’s rapid adoption of energy storage has been a major success, but market participation is complex and competitive, write Matt Drazenovich of TWAICE and Chris Swanson of Fullmark Energy.
March 11, 2026
Energy firm RWE added 2GW to its US operating capacity in 2025, bringing its total operational capacity to nearly 13GW across the country.
February 25, 2026
In this Energy-Storage.news roundup, FlexGen updates its EMS, LandGate launches a BESS site selection tool, ON.energy and Shoals target AI data centres, and Sunrun has a successful season of dispatching energy with PG&E.
February 19, 2026
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.
February 12, 2026
Tesla is set to officially launch its first vehicle-to-grid (V2G) programme in Texas, US, soon with eyes to expand into California.
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January 19, 2026
US-based iron-sodium battery manufacturer Inlyte Energy has successfully completed a factory acceptance test of its first field-ready battery at its facility near Derby, UK, witnessed by representatives from US utility Southern Company.
January 9, 2026
Jointly owned by Masdar and Igneo Infrastructure Partners, independent power producer (IPP) Terra-Gen’s Lockhart CL I and II battery energy storage system (BESS) projects have reached commercial operations in San Bernardino County, California, US.
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January 5, 2026
In a surprising move, the North American development arm of Engie has asked the California Energy Commission (CEC) to pause the review of its Compass Energy Storage project destined for Orange County, in order to assess alternative development sites. 
December 24, 2025
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.

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