In this US news roundup, battery energy storage system (BESS) project updates from Spearmint Energy in Texas, Polaris Renewable Energy in Puerto Rico, and Clearway Energy Group in Utah.

Solar PV and wind are now the cheapest sources of power, with co-located hybrids increasingly delivering round-the-clock electricity at fossil fuel-competitive costs in high-resource regions, according to a new report by IRENA.  

Chinese renewable energy solutions provider Envision Energy will explore renewables opportunities in Sydney, Nova Scotia, Canada, with Nova Scotia-based Cape Breton China Corp.

In this interview with ESN Premium, Keith Lovegrove of ITP Thermal warns that Australia’s energy storage sector risks over-reliance on lithium-ion batteries.

The US clean energy manufacturing industry is starting to undergo a wholesale restructuring and recapitalisation as companies look to reduce their exposure to numerous risks, including FEOC. 

Energy storage developer and system integrator Energy Vault has released its Q1 2026 financial results, showing expansion in its project portfolio, AI infrastructure activities, and operations in Australia and Japan.

Fluence’s share price rose sharply after its Q2 2026 financial results came out, with the company reaffirming full-year revenue and EBITDA guidance.

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.

Independent power producer (IPP) Innergex and system integrator Prevalon Energy have energised the San Andrés II battery energy storage system (BESS) in Chile.

Norway-headquartered ESS-focused battery startup Morrow has filed for bankruptcy, in another blow to Europe’s domestic battery industry.