California’s rapid adoption of energy storage has been a major success, but market participation is complex and competitive, write Matt Drazenovich of TWAICE and Chris Swanson of Fullmark Energy.

Warren Buffett’s Berkshire Hathaway-owned BHE Renewables has successfully energised its 75MW/150MWh Glacier Battery System project in Montana, US.

It’s been a bumper year for sponsored webinars here at Energy-Storage.news, and here is a selection to round out 2025.

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

Nostromo Energy’s IceBrick thermal energy storage (TES) technology will participate in the California Independent System Operator (CAISO) wholesale energy market.

Utility-scale developer SB Energy has received a US$25 million grant from the California Energy Commission (CEC) to purchase BESS units for one of its solar and storage hybrid complexes located in Riverside County, California. 

Chinese battery manufacturer Rept Battero and Energy Vault have signed a 2026 supply agreement in the United States.

The US Energy Information Administration (US EIA) annual survey of power plant activity found that in 2024, utility-scale batteries were more commonly used for price arbitrage.

Energy-Storage.news Premium speaks with Ryan Hledik, Principal at the Brattle Group, and Lauren Nevitt, Senior Director of Public Policy at Sunrun, on the shaky future of California’s Demand Side Grid Support distributed storage programme.

Energy-Storage.news Premium speaks with Sergio Melendez, storage sector manager at CAISO, and Ali Karimian, market optimisation director at GridBeyond, about regulating Bid Cost Recovery Payments in the California Independent System Operator market.