SAN FRANCISCO – January 8, 2007 – ABM Industries Incorporated (NYSE:ABM) has named Larry T. Smith president of wholly owned subsidiaries American Commercial Security Services (ACSS) and Security Services of America (SSA), effective January 1, 2007. Previously, Smith served as regional vice president for the Southwest for ABM Janitorial Services, the company’s largest operating subsidiary.

“Larry’s depth of experience in the facility services industry and his familiarity with ABM, combined with his leadership and business skills, will undoubtedly benefit our security services’ overall operations, and we welcome him as our new president,” said Steven M. Zaccagnini, executive vice president of ABM.

ABM Industries President and CEO Henrik Slipsager added: “As one of ABM’s most proven leaders, Larry will join the current management team to complete the integration of our security operations and accelerate the expansion of our business. We are confident that under Larry’s leadership, we can obtain the level of operating margins this segment has historically achieved and continue to grow profitably for the future Smith earned a Bachelors degree from the University of Southern California and resides in Los Angeles County with his family.

ABM Security Services is one of America’s largest employers of security officers and ranks among the top 10 security companies in the United States. It includes American Commercial Security Services and Security Services of America, which combined employs approximately 12,000 employees and provide a full range of innovative security solutions for customers across the country.

ABM Industries Incorporated

ABM Industries Incorporated (NYSE:ABM) is among the largest facility services contractors listed on the New York Stock Exchange. With fiscal 2006 revenues in excess of $2.7 billion and more than 75,000 employees, ABM provides janitorial, parking, security, engineering and lighting services for thousands of commercial, industrial, institutional and retail facilities in hundreds of cities across the United States and British Columbia, Canada. The ABM Family of Services includes ABM Janitorial; Ampco System Parking; ABM Security Services, which includes American Commercial Security Services (ACSS) and Security Services of America (SSA); ABM Facility Services; ABM Engineering; and Amtech Lighting Services.