Primoris Services Corporation (NYSE:PRIM) ("Primoris" or the "Company") today announced that Tim Healy, President, ARB Industrial, Inc., a Primoris company, has been named Interim President, Renewables. Tim will succeed Anthony Vorderbruggen who will depart from the Company, effective today. The Company is conducting a search process to identify a permanent replacement for the role, which will include internal and external candidates.

"I am confident in Tim's ability to lead our renewables business during this transition," said Koti Vadlamudi, President and Chief Executive Officer. "Tim brings decades of business leadership, construction experience, and a strong track record of successful operational execution, and I appreciate his willingness to step into the role. Primoris is committed to investing and driving growth in our industry-leading renewables business and we are well-positioned to capitalize on the opportunities ahead while continuing to deliver safe, high-quality projects to our customers."

About Primoris

Primoris Services Corporation is a leading provider of critical infrastructure services to the utility, energy, and renewables markets throughout the United States and Canada. Built on a foundation of trust, we deliver a range of engineering, construction, and maintenance services that power, connect, and enhance society. On projects spanning utility-scale solar, renewables, power delivery, communications, and transportation infrastructure, we offer unmatched value to our clients, a safe and entrepreneurial culture to our employees, and innovation and excellence to our communities. To learn more, visit www.prim.com and follow us on social media at @PrimorisServicesCorporation.

Forward Looking Statements

This press release contains certain forward-looking statements, including about the anticipated search process, that reflect, when made, the Company's expectations or beliefs concerning future events that involve risks and uncertainties. Forward-looking statements include all statements that are not historical facts and can be identified by terms such as "anticipates", "believes", "could", "estimates", "expects", "intends", "may", "plans", "potential", "predicts", "projects", "should", "targets", "will", "would" or similar expressions. Applicable risks and uncertainties include, among others, leadership changes, and other risks identified in Part I, Item 1A "Risk Factors" of the Company's Annual Report on Form 10-K for the year ended December 31, 2025, and the Company's other filings with the U.S. Securities and Exchange Commission ("SEC"). Such filings are available on the SEC's website at www.sec.gov. Given these risks and uncertainties, you should not place undue reliance on forward-looking statements. Primoris does not undertake any obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise, except as may be required under applicable securities laws.

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Company Contact

Ken Dodgen

Executive Vice President, Chief Financial Officer

(214) 740-5608

kdodgen@prim.com

Blake Holcomb

Vice President, Investor Relations

(214) 545-6773

bholcomb@prim.com

Primoris Services Corporation Announces Leadership Changes