As we welcome the end of another year and greet the next, here are the top 10 most-read news stories from 2025.

Our selection of Guest Blogs published over the past year continues, featuring entries from July to December.

The Battery Asset Management Summit Europe earlier this month brought together operators, optimisers, software and hardware suppliers and more to discuss the big topics in BESS risk management, operation, commercialisation and optimisation. Read on for a summary of the key talking points.

As 2025 draws to a close, here’s a look back at a selection of Guest Blog contributions published by Energy-Storage.news over the past 12 months.

The results of Poland’s capacity market (CM) were announced this week, with fewer awards to BESS than last year because of a reduction in the technology’s de-rating factor.

Finland’s largest BESS to date will need to cope with “especially challenging” operating conditions and stringent and evolving grid code requirements.

Thermal energy storage can make steam for chemical industries and manufacturing economically viable, writes Martin Schichtel, CEO and Founder of Kraftblock.

It’s been a busy few weeks in the run-up to Christmas in Europe’s BESS project space, with M&A, final investment decisions (FID) and supplier deals in Germany, Belgium, Portugal, Italy, Finland, Romania and the UK totally around 800MW of capacity.

Renewable energy companies Akuo Energy and Voltalia have begun constructing projects in French overseas territories.

Lithium-ion OEM Hithium has unveiled a new, even larger format 1,300Ah battery cell for 8-hour BESS applications, alongside new related BESS products.