The metaencryptor ransomware group listed AECOM on its data leak site on 2026-09-17. Country: US Sector: Professional Services Domains named: aecom.com Claim as published on the leak site: AECOM is a leading U.S.-based global infrastructure consulting and engineering company. It provides design, engineering, construction management, and advisory services for major infrastructure projects across transportation, water, energy, buildings, environmental services, and government markets. AECOM operates worldwide and serves public- and private-sector clients.