We caught up with the CEO of Bulgaria-based International Power Supply (IPS) to discuss its claimed first mass-scale cell-to-system BESS manufacturing facility in Europe and its ultra-high density 20-foot product.

Q2 2025 saw the sharpest jump in battery energy storage system (BESS) prices since 2021, according to procurement platform Anza Renewables’ Q2 US energy storage pricing insights report.

After months of deliberation and analysis, the California Energy Commission (CEC) has approved the first project reviewed as part of its opt-in certification scheme.

The question of where the cells in a BESS are from ties in to safety, performance, design and, increasingly, potential tariffs.

Prospect14 became the latest US renewable energy developer to have a hybrid storage project application scrutinised and ultimately rejected.

Terralayr has made headlines recently with its BESS aggregation tolling platform, executing long-term tolls in Germany with big power firms RWE and Vattenfall, but how unique are these deals in reality?

In this blog, ESN Premium speaks with Fluence’s Rob Hills and Sam Markham about hybrid assets and trends in Australia’s NEM.

A fire protection and emergency services provider in California, US, has introduced a mandatory risk mitigation payment system for solar PV and energy storage developers.

China continues to dominate BESS deployments globally with 4.3GW/11.2GWh of deployments in May, including a 1GWh flow battery system.

The California Energy Commission (CEC) held a public information meeting for Engie’s Compass project that drew huge interest.