The global battery energy storage market is entering a new phase, with shifting cell prices, intensifying competition and rapid international expansion reshaping the supplier landscape.
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We hear from Angus Gordon Lennox, chair of the Gore Street Energy Storage Fund (GSF), which faces a shareholder vote next week on its future. 
A new wave of cell price hikes is sweeping the battery energy storage industry. Major manufacturers have initiated price increases, with smaller producers quickly following suit.
We are pleased to announce that we’re now working on the 2027 edition of the Energy Storage Report, our annual publication looking at the big trends shaping the industry. 
As the battery storage industry matures through competition and scale, a significant push for efficiency is coming, writes Dr Kai-Philipp Kairies, CEO and co-founder of ACCURE Battery Intelligence.
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PJM has proposed a major overhaul of how it procures power capacity in response to surging data centre demand that has driven auction prices up more than 1,000% in two years and threatens to add US$70 per month to average household electricity bills by 2028.

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News
September 11, 2026
Premier Energies and RCT India have established a joint venture to develop a 12GWh BESS manufacturing facility in Telangana, India.
News
September 11, 2026
Greek renewables developer Metlen Energy & Metals has signed an agreement with utility Copec for the sale of the Tamarico II solar-plus-storage project in Chile’s Atacama region.
News
September 11, 2026
Utility and power firms Axpo and energieUri have commissioned two large-scale battery energy storage system (BESS) projects in Gurtnellen, Canton Uri.
Features, Editor's blog
September 11, 2026
Our collection of user-posted analysis, views, and unofficial news, gathered from our networks on LinkedIn, returns for its third outing.
News
September 11, 2026
Swedish multinational power company Vattenfall has taken a final investment decision (FID) to proceed with a 254MW/1,000MWh battery storage project in Germany.
News
September 10, 2026
Developer SMT Energy and Software-focused energy storage system integrator FlexGen have announced the start of operations of a 160MW/320MWh energy storage facility Houston, Texas, US.
News
September 10, 2026
Second-life battery energy storage system (BESS) firms B2U, Moment and Rebaba are advancing project operations in Texas, US compliance, and new financing in Europe, respectively.
News
September 10, 2026
A roundup of large-scale BESS news from in and around the Nordic region, with Sweden-based Flower building a project in Germany, Volvo launching one in Sweden and Delta Capacity securing a toll for one in Finland. 
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Features, Analysis
September 10, 2026
We look at the iron-air battery technology of startup Ore Energy, including how it works and technology developments it is pursuing after a recent US$43 million fundraise.
News
September 10, 2026
Two pilot deployments of sodium-ion (Na-ion) battery storage technologies are currently being solicited in India.

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