AECOM

AECOM is an infrastructure consulting firm that provides professional services across the full project lifecycle, from planning, design and engineering to program and construction management. Founded in 1990 through the merger of five entities, the firm draws on predecessor histories spanning more than 120 years. It is publicly traded on the New York Stock Exchange under the ticker ACM and is headquartered in Dallas, Texas, with a global footprint.

Its work falls into three service lines: planning and design; engineering; and program and construction management. Engineering services span transportation, buildings, water, new energy and the environment. In fiscal year 2024 the company reported revenue of approximately $16.1 billion and ranked #259 on the Fortune 500. ENR named it the world's top design firm in 2025, placing it first in general building, transportation and water.

The team is described as trusted advisors - planners, designers, engineers, consultants and program and construction managers - working to what the firm calls a common 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.