Willdan to Provide Engineering for 643 MW in Energy Infrastructure Projects

ANAHEIM, Calif.--(BUSINESS WIRE)--Willdan Group, Inc. (NASDAQ: WLDN) announced today that it has received limited notices to proceed for new substation and battery energy storage system (BESS) projects that add 643 MW in capacity.

The limited notices to proceed include engineering and procurement for the following projects:

• Transformer Substation for a 100 MW Datacenter in CA
• 75 MW BESS in TX
• Transformer Substation for 300 MW of Renewables in TX
• Transformer Substation for 88 MW of Renewables in IL
• Transformer Substation for 80 MW of Renewables in IL

“These awards reflect the expanding investment in energy infrastructure across the country,” said Mike Bieber, Willdan’s CEO. “Willdan’s growing depth of expertise in high voltage design and construction management is in high demand as the information economy seeks solutions to grid constraints.”

About Willdan

Willdan is a technical services company focused on energy and infrastructure solutions. These solutions include energy planning and analytics, consulting, software, public finance, engineering, and program implementation. Willdan serves utilities, state and local governments, and commercial customers in the United States and Canada. For additional information, visit Willdan's website at www.willdan.com or follow Willdan on LinkedIn and Facebook.

Forward-Looking Statements

Statements in this press release that are not purely historical are forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. It is important to note that Willdan’s actual results could differ materially from those in any such forward-looking statements. Factors that could cause actual results to differ materially include, but are not limited to, the risk factors listed from time to time in Willdan’s reports filed with the Securities and Exchange Commission, including, but not limited to, the Annual Report on Form 10-K filed for the year ended January 2, 2026. Willdan cautions investors not to place undue reliance on the forward-looking statements contained in this press release. Willdan disclaims any obligation to, and does not undertake to, update or revise any forward-looking statements in this press release.