BESS operators should be planning their projects against different locational price and charging regimes of the future rather than solely against the current revenue opportunities.

IPP Zelestra and power firm and utility EDP have agreed two new hybrid PPAs in Spain, adding 181MWdc of solar and 462MWh BESS to their existing co-operation. 

Statkraft and Greenvolt Power have signed a 10-year tolling agreement covering 400MW of BESS across two operating projects in Poland.

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Renalfa IPP and Eurowind have brought a large-scale hybrid renewables project, featuring 242MWp of solar PV and 773MWh of battery storage, into commercial operation in Bulgaria.

Elliot Squire, senior asset manager for Varco Energy, discusses current and future trends in battery storage.

Northland Power has closed financing on two large-scale battery energy storage system (BESS) projects in Poland.

Fu-Gen has sold a 100MW ready-to-build battery storage project in Finland to Nala Renewables, extending their Nordic BESS pipeline to 275MW.

Update 2 October 2026: The financial impact of the write-down to Wärtsilä’s full-year 2026 is expected to be significantly less than initially communicated.