Terralayr has made headlines recently with its BESS aggregation tolling platform, executing long-term tolls with big power firms RWE and Vatenfall, but how unique are these deals in reality? We caught up with the company’s CCO Mikko Preuss at last week’s Energy Storage Summit Germany 2025.

California CCA SDCP has amended the terms of two power purchase agreements relating to the two largest solar-plus-storage projects in its portfolio.

Sacramento Municipal Utility District (SMUD) has finalised terms of a PPA with developer D. E. Shaw Renewable Investments (DESRI).

Swift Current Energy has encountered a major stumbling block in developing a standalone BESS in Virginia.

Atlas Renewable Energy has inaugurated a 200MW/800MWh BESS project in Chile, which it claimed is the ‘first large-scale standalone BESS’ in the country and the wider Latin American region.

Investor Return has started construction on a 100MW/200MWh BESS project in the Netherlands, with energy storage technology supplied by system integrator Alfen and power company Vattenfall enlisted as long-term offtaker.

A PPA between EDF Renewables North America and Southern California Public Power Authority has been terminated after a final cost audit.

In light of lengthy interconnection delays, independent power producer (IPP) NextEra Energy Resources (NEER) has successfully renegotiated the terms of an offtake agreement associated with one of the developer’s solar and storage projects located in Clark County, Nevada. 

Akaysha Energy has penned an offtake agreement with commodities trader Guvnor Group for its 205MW/410MWh Brendale BESS in Queensland.

IPPs BrightNight and Cordelio have announced a new power purchase agreement (PPA) for a 300MW solar and 1,200MWh battery energy storage system (BESS) facility with utility Arizona Public Service (APS), in Arizona, US.