A roundup of updates on BESS projects from SolarMax, Energy Vault, Engie, and Spearmint in the Electric Reliability Council of Texas (ERCOT) market.

Developer PureSky Energy has extended its Non-Binding Offer (NBO) deadline for a 794MW/1,588MWh portfolio of battery energy storage system (BESS) projects in Texas, US, to Friday, 24 January.

Energy storage solutions and software company Greensmith Energy has installed its software platform at an existing energy storage site of giant US utility American Electric Power (AEP).