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Wärtsilä spinning out its energy storage activities and divesting a 50% stake this week reflects difficulties in making the business profitable and synergistic within the wider group activities, analysts said.
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Around 4.9GW/14.6GWh of large-scale BESS came online in May, with a much more balanced regional breakdown than usual.
AESC has announced a strategic supply partnership with BESS system integrator Prevalon Energy.
Energy-Storage.news presents this sponsored webinar with Clean Horizon, on how Germany’s grid connection agreements can affect the business case for battery storage projects.
Ontario, Canada’s Independent Electricity System Operator (IESO) has secured 640MW of new capacity through three projects selected under the capacity stream of the Second Long-Term Request for Proposals (LT2).
Energy Dome is advancing a 10-hour CO2 Battery project in Arizona, with SRP and Google, while Invinity announces the sale of North America’s largest VRFB, in California.
We caught up with the CEO of owner-operator BW ESS, Erik Strømsø, about the firm’s next deployment plans, tolling trends, procurement and LDES, with its 11.5-hour Bannaby BESS in Australia further proof of lithium-ion’s long-duration potential.
Features, Interviews
June 22, 2026
In this interview with Energy-Storage.news, Colin Koon Peng Ho of Banpu NEXT explains why policy certainty now outweighs cost in APAC battery storage investment decisions, and discusses regulatory barriers, supply chain localisation and the most attractive BESS opportunities.
News
June 22, 2026
South Australia’s SA1 trading region reached the NEM AU$20,300/MWh price cap twice during the evening of 21 June.
News
June 19, 2026
FlexGen and Eos Energy Enterprises, two US energy storage sector companies with different specialisations, have entered the European market.
News
June 19, 2026
Long-duration energy storage (LDES) technologies are becoming increasingly viable options to add flexibility to the European electricity network, according to a new report.
Features, Analysis, Guest blog
June 19, 2026
Battery storage is effectively a hardware-backed multi-strategy trading platform, writes Partha Sharma, president of BBNR Capital Management.
News
June 19, 2026
Developer BLT Energy has received development approval for the 800MW/4,800MWh Red Gully BESS in Western Australia.
News
June 19, 2026
Energy storage developer Eku Energy has submitted two BESS, each sized at 300MW and 1,200MWh, for assessment under Australia’s EPBC Act.
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Interviews, Analysis, Features
June 18, 2026
Energy-Storage.news Premium speaks with co-founder and chief products officer of microinverter and home energy storage system supplier Enphase Energy, Raghu Belur, about the company’s recent focus on solid-state transformer technology.
News
June 18, 2026
A group of sodium-ion (Na-ion) battery-focused companies have launched a new industry coalition, the American Battery Leadership Coalition (ABLC).
News
June 18, 2026
Energy storage developer-operator Aypa Power and utility Salt River Project (SRP) have brought the 250MW/1,000MWh Pediment energy storage project online in Mesa, Arizona.

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