ABM Industries Incorporated is the largest facility services contractor listed on the New York Stock Exchange. With annualized revenues in excess of $2.1 billion and more than 62,000 employees, ABM provides janitorial, parking, engineering, security, lighting, elevator, mechanical and network services for thousands of commercial, industrial, institutional and retail facilities in hundreds of cities across North America. The ABM Family of Services includes ABM Janitorial, Ampco System Parking, ABM Engineering, American Commercial Security (ACSS), Amtech Lighting, Amtech Elevator, CommAir Mechanical and ABM Service Network