Granite wins $31M grading contract for California energy storage site

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Go back to Granite wins $31M grading contract for California energy storage site

Granite Awarded $31 Million Early Works Package for Willow Rock Energy Storage Center in California

August 12, 2026 4:30 PM EDT

WATSONVILLE, Calif.--(BUSINESS WIRE)-- Granite (NYSE: GVA) announced today that it has been awarded an approximately $31 million Early Works Grading Package by Hydrostor for its Willow Rock Energy Storage Center (WRESC) Project, located north of Rosamond in Kern County, California. The award will be included in Granites third quarter 2026 CAP.

The Willow Rock Energy Storage Center is a planned 500 MW Advanced Compressed Air Energy Storage (A-CAES) facility in the Mojave Desert, capable of powering more than 400,000 homes for eight hours.

Granites scope includes construction of early site infrastructure on... More