AECOM is a professional infrastructure consulting company that offers services in the Americas, Europe, the Middle East, Africa, and the Asia Pacific. The company operates through three segments and provides various services to commercial and government clients, including planning, consulting, architectural and engineering design, construction and program management, and investment and development services. AECOM also provides building construction, energy, and infrastructure and industrial construction services, and serves clients in transportation, water, government, facilities, environmental, and energy sectors.