AECOM Views 5 meanings found AECOM is most widely recognized as a multinational architecture, engineering and consulting firm, while the abbreviation also surfaces as the name of a medical college and regional construction associations. Miscellaneous Architecture Engineering Construction Operations and Managem International Asociación de Empresas de la Construcción de Madrid Academic & Science Albert Einstein College Of Medicine Business Architecture, Engineering, Consulting, Operations and Mainte Architecture, Engineering, Consultancy, Operations & Mainten