Amentum (NYSE:AMTM), a global leader in advanced engineering and technology solutions, today announced the appointment of Joseph (Joe) DeNardi as Senior Vice President and Head of Investor Relations. DeNardi will lead Amentum's investor relations strategy, oversee engagement with the investment community, and help drive strategic financial initiatives that support the company's long-term growth objectives.

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Joe DeNardi, Amentum Senior Vice President and Head of Investor Relations

"Joe DeNardi's deep understanding of the government services and defense sectors, combined with his experience leading investor relations and corporate finance organizations, positions him well to continue advancing Amentum's value proposition as a global leader in our market," said Amentum Chief Financial Officer, Travis Johnson. "We are pleased to welcome Joe to our leadership team as we execute on our long-term growth strategy and expand our relationships with shareholders, analysts, and the broader financial community."

DeNardi previously held senior finance leadership roles at Science Applications International (SAIC), including Head of Corporate FP&A, Investor Relations, and Treasurer. He brings deep experience across investor relations, corporate finance, and capital markets. Prior to SAIC, DeNardi served as a Managing Director in equity research at Stifel Financial, covering the Aerospace & Defense and Government Services sectors. DeNardi holds a bachelor's degree from The College of William & Mary and a master's degree in finance from Loyola University Maryland.

DeNardi succeeds Nathan Rutledge who left the company to pursue other opportunities. Rutledge previously led Amentum's investor relations efforts during an important phase of the company's evolution following Amentum's merger with Jacobs' Critical Mission Solutions and Cyber and Intelligence businesses, and the combined company's subsequent public listing.

About Amentum

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success. Headquartered in Chantilly, Virginia, we have approximately 50,000 employees in more than 70 countries across all 7 continents.

Visit us at amentum.com to learn how we advance the future together.

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Forward-Looking Statements

This press release contains or incorporates by reference statements by Amentum Holdings, Inc. (the "Company") that relate to future events and expectations and, as such, constitute "forward-looking statements" as that term is defined in the Private Securities Litigation Reform Act of 1995 and other federal securities laws. These forward-looking statements may be characterized by terminology such as "believe," "project," "expect," "anticipate," "estimate," "forecast," "outlook," "target," "endeavor," "seek," "predict," "intend," "strategy," "plan," "may," "could," "should," "will," "would," "will be," "will continue," "will likely result," or the negative thereof or variations thereon or similar terminology generally intended to identify forward-looking statements. All statements, other than historical facts, including, but not limited to, statements regarding the anticipated work and revenue under the awarded contract, and the Company's objectives, expectations and intentions, applicable legal, economic and regulatory conditions, and any assumptions underlying any of the foregoing, are forward-looking statements.

A number of important factors could cause actual results to differ materially from those contained in or implied by these forward-looking statements, including those factors discussed in our filings with the Securities and Exchange Commission (SEC), including, among others: the occurrence of an accident or safety incident; the ability of the Company to control costs, meet performance requirements or contractual schedules; and other factors set forth under Item 1A, Risk Factors in our Annual Report on Form 10-K for the fiscal year ended September 27, 2024, which can be found at the SEC's website at www.sec.gov or the Investor Relations portion of our website at www.amentum.com. Any forward-looking statement speaks only as of the date on which it is made, and the Company assumes no obligation to update or revise such statement, whether as a result of new information, future events or otherwise, except as required by applicable law.

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Media Contact:

Donna Savarese

donna.savarese@amentum.com

Amentum Appoints Joseph DeNardi as Senior Vice President and Head of Investor Relations