puerto rico

November 5, 2026
US retail giant Walmart has made a strategic investment in home battery storage firm Base Power, while Sunrun has doubled the size of its home battery VPP in Puerto Rico.
September 24, 2026
Market research firm Wood Mackenzie stated that data centre buildout is uplifting the US battery energy storage system (BESS) outlook across all segments.
August 7, 2026
The US Department of Energy (DOE) has closed a US$489.4 million loan to Amanecer Puerto Rico, a subsidiary of developer Pattern Energy to support Puerto Rico’s electric grid.
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May 14, 2026
Energy-Storage.news Premium speaks with Pat Wood III, co-chair at Pew Charitable Trusts about the company’s DER Policy Playbook
May 13, 2026
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.
April 16, 2026
The Puerto Rico Energy Bureau (PREB) has approved a motion from Tesla, residential solar and battery installer Sunrun, and residential solar installer SunStrong Management to auto-enroll participants in an emergency capacity resource programme.
March 3, 2026
The Governing Board of the Puerto Rico Electric Power Authority (PREPA) has approved renewables developer Polaris Renewable Energy’s battery energy storage system (BESS) standard offer (SO1) agreement.
January 6, 2026
Solar company SolarMax Technology’s wholly owned subsidiary, SolarMax Renewable Energy Provider, has entered into two engineering, procurement and construction (EPC) agreements for battery energy storage systems (BESS) in Puerto Rico.
December 2, 2025
The Puerto Rico Energy Bureau (PREB) has issued a resolution and order requiring the Puerto Rico Electric Power Authority (PREPA) to complete the Accelerated Battery Energy Storage Addition Programme (ASAP).
October 30, 2025
Genera PR, the company operating the majority of Puerto Rico’s energy generation resources, has begun construction on a 52MW battery energy storage system (BESS) at the Cambalache Power Plant in Arecibo.

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