ABM Industries

ABM Industries, founded in 1909 and headquartered in New York City, is one of the largest facility services providers in the US, with over 100,000 employees maintaining some six billion square feet of space daily. Services include engineering, HVAC and mechanical, electrical and power, janitorial, and parking operations. Its technicians work on site at client facilities across 19 industries, including airports, data centers, manufacturing plants, semiconductor fabs, hospitals, universities, and distribution warehouses.