The question of where the cells in a BESS are from ties in to safety, performance, design and, increasingly, potential tariffs.

Charlotte Gisbourne, market analyst at PV Tech Research discusses trends and movements in the Q1 2025 edition of the EnergyStorageTech Bankability Ratings report.

The CEO and founder of KORE Power has resigned, while the vertically integrated battery storage startup has put its Arizona factory site up for sale.

“This solution is fully bankable and financeable in the States,” says Terry Chen, VP of Trina Solar North America.

Sweden-headquartered lithium-ion technology Northvolt has concluded its strategic review, revealing it is divesting or ceasing non-core activities, sharpening its focus to battery cell manufacturing and reducing its workforce.

The energy storage arm of vertically integrated solar PV module and tracker manufacturer Trina Solar has completed a portfolio of four US battery projects.

While Chinese companies dominated the square footage at ees Europe / Intersolar Europe in Munich last month, some project developers are still keen on prioritising products made closer to home.

Being able to create a single contract for project delivery is perhaps the biggest advantage of vertically integrating battery energy storage system (BESS) manufacturing with system integration, according to the CEO of LG Energy Solution (LG ES) Vertech.

Lawyers from Herbert Smith Freehills discuss the challenges for the nascent European gigafactory ecosystem in light of heavy competition from the US and China, alongside the role that energy storage system (ESS) demand will play.

Helena Li, Trina Solar executive president, discusses how the major solar PV company is growing its footprint in battery storage.