Latest Peak Energy News & Updates

See the latest news and media coverage for Peak Energy. We track all announcements, press releases, and industry mentions in real time, all in one place.

Peak Energy

Grid-scale sodium-ion energy storage developer

peakenergy.com

Headquarters: San Francisco Bay Area, United States
Founded year: 2023
Company type: Private company
Number of employees: 175–200
Industry: Renewable Energy Equipment & Services

Last updated Today

Latest news about Peak Energy

In short: Peak Energy launched a gigafactory in Sacramento for sodium-ion batteries and secured major supply contracts totaling over 4.75 GWh.

Company announcements

August 7 Peak Energy

Peak Energy builds next-generation grid-scale storage

A Wall Street Journal feature highlights its response to accelerating electricity demand and the need for fundamentally different energy infrastructure.

July 25 Peak Energy

Peak Energy launches gigafactory for sodium-ion storage

The Sacramento facility manufactures fully passive, grid-scale systems designed for decades of operation and improved safety, performance, and cost efficiency in extreme temperatures.

July 8 Peak Energy

Peak Energy selects Sacramento for sodium-ion grid storage factory

The 183,000-square-foot facility will produce up to 4 GWh annually and create 239 jobs. Production begins in Q1 2027.

12 November 2025 Peak Energy

Peak Energy signs 4.75 GWh contract with Jupiter Power

The multi-year agreement covers sodium-ion battery storage deployments from 2027 to 2030, with potential contract value exceeding $500 million.

Media coverage

August 9 MSN

Peak Energy plans fortyfold Sacramento expansion for grid battery storage

Fortyfold is the number that defines Peak Energy's next manufacturing step. The U.S. startup plans to raise its annual sodium-ion battery-pack capacity from 100 megawatt-hours...

July 8 Bloomberg

California Chosen for Peak Energy’s Sodium-Ion Battery Plant - Bloomberg

Peak Energy said it’s building what it describes as the first commercial US manufacturing facility for grid-scale sodium-ion energy storage systems in Sacramento, California.

July 8 axios

Grid storage startup Peak Energy is raising $80M as it plans battery factory

The factory will be the first of its kind in the U.S.

June 12 Utility Dive

Peak Energy, GM partner to scale domestic sodium-ion battery supplies | Utility Dive

Peak cofounder and CEO Landon Mossburg told Utility Dive the technology is “purpose-built” for AI data centers and grid-scale applications.

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