ABM Industries, Inc. Recognized by InformationWeek for Innovative Business-Technology Practices.

SAN FRANCISCO -- ABM Industries Incorporated (NYSE:ABM), one of the nation's largest facility service contractors, received recognition for its innovative use of technology on InformationWeek's 2004 list of top 500 companies. ABM ranked 12th in the annual study that evaluated the nation's most innovative companies with the best business-technology strategies, investments and processes. The award recognized ABM's corporate application service provider (ASP) solution, which delivers low-cost, homogeneous desktop computing management services to thousands of employees across the country, as an innovative differentiator.

"As a leader in the facilities services industry, we are honored to be recognized for our innovative information technology practices," said Anthony Lackey, ABM vice president and chief technology officer. "This mark of distinction further demonstrates our corporate commitment to ensuring that our technology is state-of-the-art so we are better able to serve our customers," he added.

ABM was one of 500 of America's best-known companies that were commended with InformationWeek's prestigious acknowledgment. While thousands of U.S. companies submitted applications for consideration, ABM received high marks for its management priorities, technology strategies, staffing initiatives and budget plans. Following the selection process conducted by a panel of industry experts and InformationWeek editors, ABM was rated in the top three percent of all submitted entries.

ABM Industries Incorporated is one of the largest facility services contractors listed on the New York Stock Exchange. With fiscal 2003 revenues in excess of $2.2 billion and more than 70,000 employees, ABM provides janitorial, parking, engineering, security, lighting and mechanical 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 Engineering, American Commercial Security Services (ACSS), Security Services of America (SSA), Amtech Lighting, CommAir Mechanical and ABM Facility Services.