System integrator Fluence and lithium-ion battery OEM Eve Energy have struck a massive 206GWh battery supply framework agreement for 2027-31, one of the largest deals of its kind ever announced.
Energy-Storage.news speaks with Nathan Picarsic, co-founder of Horizon Advisory, at the 2026 US Battery Asset Management and Solar and Storage Finance Summits in Garden Grove, California.
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Nearly 21GWh of grid-scale BESS came online globally last month, of which around a fifth was in Saudi Arabia while the majority was in China. 
A US battery storage pilot sponsored by tech giant Google has demonstrated how batteries can capture surplus renewable energy and deliver it during hours with greater fossil generation.
RWE has taken a final investment decision (FID) on 400MW/1.1GWh BESS in the Netherlands with construction to start in due course, while Giga Storage has started building its 2.8GWh Green Turtle project in Belgium.
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Vishal Mittal, founder and CEO of Delectrik makes the case for flow batteries to meet India’s long-duration needs in an exclusive ESN Premium interview.

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Features, Interviews
September 24, 2026
We recently caught up with Georg Gallmetzer, managing director of German BESS platform Eco Stor, about the firm’s role in formulating flexible connection agreements (FCAs) and how this was intimately tied to the debate on grid fees. 
News
September 24, 2026
Market research firm Wood Mackenzie stated that data centre buildout is uplifting the US battery energy storage system (BESS) outlook across all segments.
News
September 24, 2026
Results are in for New York’s first solicitations for large-scale energy storage resources, with 950MW of bids selected by NYSERDA.
News
September 24, 2026
IPP Greenvolt Power has started building its Siedlce battery storage project in Poland, while Gore Street, Taaleri Energia and DS1 have moved to construction on projects in Poland, Estonia and Lithuania respectively. 
Features, Interviews
September 24, 2026
During the Battery & Energy Storage Tech Expo in Barcelona, Spain, Energy-storage.news spoke with Ken Davies, chief commercial officer at Digital Product Passport (DPP) provider DigiProd Pass and conference program director of the event, about the upcoming implementation of the EU Battery Passport.
News
September 24, 2026
Nvidia’s new qualification programme for products and solutions that meet its reference design requirements includes three battery storage solutions.  
News
September 24, 2026
AGL has advanced two grid-scale BESS in New South Wales, one now before Australia’s EPBC Act and the other still in early planning.
News
September 24, 2026
Two Victorian battery storage projects have reached new construction and commissioning milestones this week, both connecting to the National Electricity Market (NEM) in Australia.
News
September 23, 2026
GridStor, a US-based developer and operator of grid-scale battery energy storage systems (BESS) has closed a US$220 million financing agreement for the 100MW/400MWh White Tank project in Arizona, US.
News
September 23, 2026
UK energy industry regulator Ofgem said it is minded to approve the introduction of a financial commitment for BESS in an attempt to reduce the oversupply of the projects awaiting a grid connection.

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