FlexGen and Eos Energy Enterprises, two US energy storage sector companies with different specialisations, have entered the European market.

Ukraine’s need for energy storage presents opportunities for brave investors, Energy-Storage.news hears from Vadym Utkin, energy storage lead at DTEK.

Now in its 11th year and a firm fixture on the industry calendar, the Energy Storage Summit 2026 opened yesterday in London, UK.  

Ukraine’s government sees energy storage as a tool of strategic national importance as the country weathers Russian attacks and looks to the future.

A busy week of large-scale BESS projects news from the Eastern side of Europe, with projects reaching commissioning, final investment decision, technology procurement and acquisition, led by KNESS’ 2GWh partnership with Hithium in Ukraine.

A total of 49.4GW/136.5GWh of grid-scale BESS came online in the first nine months of the year, up 36% compared to the same period in 2024.

Fluence has deepened its partnership with Ukraine-headquartered energy company DTEK, agreeing to supply a large-scale battery storage project in Poland.

IPP DTEK Group and system integrator Fluence have together put a 200MW/400MWh BESS portfolio in Ukraine into commercial operation, a milestone praised by the country’s energy minister Svitlana Grinchuk.

Energy investment firm DTEK and system integrator Fluence have started commissioning a portfolio of six 2-hour BESS projects in Ukraine.

A consortium of lenders, including state-owned bank Oschadbank, has agreed to Ukraine’s biggest financing for battery energy storage system (BESS) projects to date.