ABM Industries, Inc. engages in the provision of facility, infrastructure, and mobility solutions. It operates through the following segments: Business and Industry, Manufacturing and Distribution, Education, Aviation, and Technical Solutions. The Business and Industry segment encompasses janitorial, facilities engineering, and parking services for commercial real estate properties, sports and entertainment venues, and traditional hospitals and non-acute healthcare facilities. It also provides vehicle maintenance services to rental car providers. The Manufacturing and Distribution segment provides integrated facility services, engineering, janitorial, and other specialized services in different types of manufacturing, distribution, and data center facilities. The Education segment delivers janitorial, custodial, landscaping and grounds, facilities engineering, and parking services for public school districts, private schools, colleges, and universities. The Aviation segment supports airlines and airports with parking and janitorial to passenger assistance, catering logistics, air cabin maintenance, and transportation. The Technical Solutions segment specializes in facility infrastructure, mechanical, and electrical services. The company was founded by Morris Rosenberg in 1909 and is headquartered in New York, NY.