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September 11, 2025
A flurry of large-scale BESS project news in the US from four major developer-operators, coinciding with the country’s largest clean energy trade show RE+.
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September 11, 2025
US sodium-ion battery firm Natron Energy has ceased trading, putting an end to its two domestic gigafactories. The news points to the challenges for battery chemistries hoping to compete with LFP, analysts told Energy-Storage.news.
September 10, 2025
Tech giant Google has announced a partnership with utility SRP to help accelerate the commercialisation of non-lithium long-duration energy storage (LDES) technology.
September 9, 2025
Tesla announced its new integrated 20MWh battery energy storage system (BESS) solution, the Tesla Megablock, on 8 September in Las Vegas, US.
September 9, 2025
“The industry has to continue to be aggressive,” says Luigi Resta, president of US renewable energy and energy storage developer rPlus Energies, on the US remaining a competitive market for energy storage.
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September 9, 2025
Flatiron Energy has commenced initial proceedings to construct a 168MW/672MWh BESS at the site of a former coal-fired power plant located in Bristol County, Massachusetts. 
September 8, 2025
The US energy storage industry is becoming better equipped to handle the policy uncertainty which has characterised the year so far, Energy-Storage.news has heard.
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September 8, 2025
Energy-Storage.news Premium speaks with Ryan Hledik, Principal at the Brattle Group, and Lauren Nevitt, Senior Director of Public Policy at Sunrun, on the shaky future of California’s Demand Side Grid Support distributed storage programme.
September 5, 2025
South Korean company SK On has entered the US BESS market with LFP batteries, securing a supply contract with Flatiron Energy Development.
September 4, 2025
In a double-hit of Texas news, Ormat is commencing operations at its Lower Rio facility, Engie is partnering with Prometheus Hyperscale to power data centres.

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