California ISO (CAISO)

Featured image for “CAISO battery storage growth expected to slow amid 49-percent revenue drop”
June 4, 2025

CAISO battery storage growth expected to slow amid 49-percent revenue drop

California, by far the nation’s largest market for battery storage, is expected to see project growth fall over the next four years, with other Western states posting stronger numbers, a new report shows.

Featured image for “Swiss-based investor Partners Group cleared to acquire 2.2 GW of power, storage assets in California”
June 1, 2025

Swiss-based investor Partners Group cleared to acquire 2.2 GW of power, storage assets in California

The transaction involves the transfer of ownership of various natural gas-fired power plants, battery storage systems, and power marketing entities.

Featured image for “Blackstone’s CalGrid urges FERC approval of incentive rates for $4B offshore wind transmission projects”
May 22, 2025

Blackstone’s CalGrid urges FERC approval of incentive rates for $4B offshore wind transmission projects

CalGrid asks FERC to expedite its decision on rate incentives crucial for mitigating risks for two California transmission projects designed to integrate floating offshore wind projects.

Featured image for “Hedge fund Jain Global cleared to acquire California-based energy marketer Anahau Energy”
May 22, 2025

Hedge fund Jain Global cleared to acquire California-based energy marketer Anahau Energy

The acquisition follows the launch of the Jain Global hedge fund last year, in which it raised $5.3 billion from investors.

Featured image for “J. Aron’s Aron Energy Prepay 36 seeks broader sales authority after inadvertent Northwest sales”
May 16, 2025

J. Aron’s Aron Energy Prepay 36 seeks broader sales authority after inadvertent Northwest sales

FERC authorization is requested for sales in the Northwest, CAISO, and BANC markets, rectifying inadvertent sales outside current tariff regions.

Featured image for “SW Weekly Power Project & PPA Roundup – Hanwha Corp., Ørsted A/S”
May 12, 2025

SW Weekly Power Project & PPA Roundup – Hanwha Corp., Ørsted A/S

SparkWire’s Power Project & PPA Roundup, compiling in-service dates and power purchase agreements for renewable and fossil generators, for the week-ended May 9.

Featured image for “CAISO predicts ample summer power, but weather remains a wild card”
May 8, 2025

CAISO predicts ample summer power, but weather remains a wild card

Larger capacity reserves and over 11 GW of battery storage resources are putting the California grid manager on stronger footing as it faces a warmer-than-normal summer.

Featured image for “Bank of America unit cleared to acquire larger stake in GenOn”
May 6, 2025

Bank of America unit cleared to acquire larger stake in GenOn

BofA’s acquisition makes it a top GenOn owner, alongside distressed debt and private equity investor Strategic Value Partners and investment management firm MacKay Shields.

Featured image for “Goldman Sachs unit gains U.S. approval to acquire California retail electric provider from Shell”
May 6, 2025

Goldman Sachs unit gains U.S. approval to acquire California retail electric provider from Shell

The purchase advances the Texas-based retail electric service provider’s plans to expand into other markets.

Featured image for “Repsol set to buy remaining stake in Hecate Energy as part of U.S. expansion”
May 6, 2025

Repsol set to buy remaining stake in Hecate Energy as part of U.S. expansion

The deal strengthens Repsol’s position in California’s energy storage market and moves it closer to its goal of reaching over 2 GW of U.S. assets by 2025.

Featured image for “SW Weekly Power Project & PPA Roundup – ArcLight Capital Partners, Origis Energy”
May 5, 2025

SW Weekly Power Project & PPA Roundup – ArcLight Capital Partners, Origis Energy

SparkWire’s Power Project & PPA Roundup, tracking renewable and fossil generator project updates and PPA terms filed with FERC for the week-ended May 2.

Featured image for “Project & PPA Roundup – Orsted, Terra-Gen”
April 18, 2025

Project & PPA Roundup – Orsted, Terra-Gen

SparkWire’s Project & PPA Roundup, tracking project details, updates and PPA terms filed with FERC for the week-ended April 18.

Featured image for “Project & PPA Roundup – NextEra, National Grid”
April 14, 2025

Project & PPA Roundup – NextEra, National Grid

SparkWire’s Project & PPA Roundup, tracking project details, updates and PPA terms filed with FERC for the week-ended April 11.

Featured image for “Billionaire-led Avenue Capital seeks to sell 2.2 GW of California power and storage assets to Swiss-based investor”
April 4, 2025

Billionaire-led Avenue Capital seeks to sell 2.2 GW of California power and storage assets to Swiss-based investor

The deal for gas-fired and storage assets would mark a significant expansion for Partners Group Holding’s CAISO portfolio.

Featured image for “Blackstone acquires CAISO Path 15 transmission rights from Duke”
April 3, 2025

Blackstone acquires CAISO Path 15 transmission rights from Duke

The Path 15 Project upgrades an 84-mile, 500 kV transmission line connecting northern and southern California.

Featured image for “Project Round Up: Eni SpA, Idemitsu Renewables Americas, NextEra Energy, Ormat Technologies”
March 24, 2025

Project Round Up: Eni SpA, Idemitsu Renewables Americas, NextEra Energy, Ormat Technologies

This week’s project roundup features updates and details for development assets by Eni SpA, Idemitsu Renewables Americas Inc., NextEra Energy Inc., Ormat Technologies Inc., and others.

Featured image for “Repsol seeks full ownership of Hecate Energy as part of U.S. expansion”
March 5, 2025

Repsol seeks full ownership of Hecate Energy as part of U.S. expansion

Repsol North America is seeking FERC approval to acquire 100% ownership of Hecate Energy and its four California-based battery storage facilities.

Featured image for “Billionaire investors approved to acquire peaker gas plant in Massachusetts”
December 10, 2024

Billionaire investors approved to acquire peaker gas plant in Massachusetts

The acquisition expands investors’ generation portfolio spanning Massachusetts and New York.

Stay Ahead in Energy Markets

Get exclusive access to in-depth analysis, market insights, and expert opinions.