AECOM

AECOM is an infrastructure consulting firm founded in 1990 and headquartered in Dallas, Texas, with a global footprint and predecessor histories stretching back more than 120 years. It provides professional services across the whole project lifecycle - planning, design and engineering, alongside program and construction management. The firm is publicly traded on the New York Stock Exchange under the ticker ACM.

Its work spans transportation, buildings, water, new energy and the environment. Technical disciplines include transportation engineering, building design, water engineering, environmental services and new energy. In fiscal year 2024 the company reported revenue of approximately $16.1 billion and ranked #259 on the Fortune 500. Engineering News-Record's 2025 rankings placed AECOM as the world's top design firm, ranked first in general building, transportation and water.

The firm describes its people as trusted advisors - planners, designers, engineers, consultants and program and construction managers - working toward a stated purpose to "deliver a better world". AECOM was named one of Ethisphere's 2025 World's Most Ethical Companies and has appeared on Fortune's World's Most Admired Companies list for twelve consecutive years.