After reporting a record 112GW of global non-pumped hydro energy storage installations in 2025, BloombergNEF (BNEF) expects to see a 41% increase this year.

ESN Premium examines likely reasons why owner SK Innovation E&S is seeking financing options for Key Capture Energy (KCE), including a potential sale.

US investment group Pantheon Atlas LLC has a planned 1GW hyperscaler data centre campus in Croatia will be supplied entirely by renewables.

LG ES posted a quarterly loss in Q1 2026 financial results this morning, partly due to investments in energy storage system (ESS) cell manufacturing.

Saleel Anthrathodiyil at Telgian Engineering & Consulting discusses changes in the 2026 edition of NFPA 855.

Trinasolar’s Europe & LAC president, Gonzalo de la Viña, discusses Trina Storage, the Chinese solar PV giant’s battery storage business, its strategies and projects.

Sumitomo Electric will supply a vanadium redox flow battery (VRFB) energy storage system to enable grid integration of wind energy in Hokkaido, northern Japan.

TotalEnergies is pushing ahead with a co-located battery storage and gigawatt-scale wind project in Kazakhstan, Central Asia.  

Update 28 April 2026: Following publication of this story, Hydrostor reached out to clarify some of the conditions detailed below and provided a statement.

Tesla’s quarterly energy storage deployments fell 15% while revenues for its energy division dropped 12% year-over-year from Q1 2025 to Q1 2026.