Bigger, longer-duration projects and more sophisticated deal structuring are driving the energy storage industry forward, but a lack of common approaches from transmission system operators (TSOs) remains a challenge.

Lenders requirements for contracted revenues for BESS projects in the UK appears to have softened, an executive at investment firm Triple Point said.

More BESS news from across Europe, with ContourGlobal and Alpiq striking sizeable deals in Greece and France, Iberdrola putting projects into operation in Spain, and other project news in Germany, Poland, Denmark and Southeast Europe.

Germany’s four transmission system operators (TSOs) have begun procuring inertia services to help stabilise the electric grid as shares of renewable energy grow.

The global energy storage market is poised for continued expansion in 2026, even as supply chain constraints, regulatory evolution, and emerging applications reshape the landscape, according to Wood Mackenzie. 

Jon Begona Alvarez and Beñat Murua Ugartemendia from Kiwa PI Berlin on why quality assurance is the foundation of long-term success.

Gore Street Capital has completed a first close for its GS EU Fund SCSp, which will target battery storage investments mainly in the European Union.

The costs of certain long-duration energy storage (LDES) technologies are expected to decline by around 37% on average by 2030, according to a new study.

BESS Large-Scale Fire Testing (LSFT) has been adopted as part of best practice thinking on safety validation, with at least a dozen companies announcing tests and results and many more expected going forward. It becomes mandatory in the 2026 edition of NFPA 855.

The UK market saw strong interest and activity in 2025 but now appears to be shifting from a development market to one focused on execution, writes Solar Media analyst Charlotte Gisbourne.