Although vertically integrated ESS-cell suppliers retain more control over their supply chain, system integrators’ flexibility may help them in the medium-term, writes Solar Media Market Research analyst Charlotte Gisbourne.

UK BESS projects totalling nearly 4GWh awarded planning consent in October, there is now nearly 22GWh under construction.

BESS platform Eco Stor has marked the start of construction on a 300MW/700MWh BESS project in Germany, just days after RWE did the same.

TotalEnergies is reportedly considering selling a stake of ‘about 50%’ in a portfolio of BESS projects in Germany it is deploying via Kyon Energy.

As China enters Q4 2025, the capacity utilisation rate of the country’s energy storage battery manufacturing capacity will remain high, a trade body said.

A double header of Baltic BESS news, with financing secured for two large-scale BESS projects in Estonia and Lithuania’s capex support scheme oversubscribed by 2x.

From August 2026, energy storage projects in France will benefit from changes to grid tariffs designed to encourage them to support the grid at specific times of the day.

Lithium-ion OEM Envision Energy has launched its latest grid-scale BESS solution, a 10-foot modular DC block which can be combined into configurations of 12MWh or more.

On October 29, Sungrow released its Q3 2025 report. Judging from the latest performance, whether in terms of financial data or market capitalisation, Sungrow stands ’in a league of its own’.  

Power firm RWE has launched construction on a 400MW/700MWh BESS project in Bavaria, Germany, the largest being built in the country.