Exhibit 99.1

Press Release	Media Contact: Brendan Ranson-Walsh Senior Vice President, Global Communications 213.996.2367 Brendan.Ranson-Walsh@aecom.com	Investor Contact: Will Gabrielski Senior Vice President, Finance, Treasurer 213.593.8208 William.Gabrielski@aecom.com

AECOM declares quarterly dividend

DALLAS (March 1, 2023) — AECOM (NYSE: ACM), the world’s trusted infrastructure consulting firm, today announced that its Board of Directors has declared a quarterly cash dividend of $0.18 per share as part of its ongoing quarterly dividend program. The dividend is payable on April 21, 2023 to stockholders of record as of the close of business on April 5, 2023.

About AECOM 

AECOM (NYSE: ACM) is the world’s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy, and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $13.1 billion in fiscal year 2022. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM.

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