ABM Industries Schedules Third Quarter Fiscal 2010 Earnings Announcement and Investor Webcast

ABM Industries Incorporated (NYSE:ABM) will announce its financial performance for the Company’s third quarter that ended July 31, 2010 on Tuesday, August 31, 2010, after the market closes.

On Wednesday, September 1, 2010 at 9:00 a.m. (EDT), ABM will host a live webcast of remarks by President and Chief Executive Officer Henrik C. Slipsager and Executive Vice President and Chief Financial Officer James S. Lusk. A supplemental presentation will accompany the webcast and will be accessible through the Investor Relations portion of ABM’s website by clicking on the "Presentations” tab.

The webcast will be accessible at: http://investor.abm.com/eventdetail.cfm?eventid=85230

Listeners are asked to be online at least 15 minutes early to register, as well as to download and install any complimentary audio software that might be required. Following the call, the webcast will be available at this URL for a period of 90 days.

In addition to the webcast, a limited number of toll-free telephone lines will also be available for listeners who are among the first to call 877-664-7395 within 15 minutes before the event. Telephonic replays will be accessible during the period from two hours to seven days after the call by dialing 800-642-1687 and then entering ID # 95089486.

About ABM Industries Incorporated

ABM Industries Incorporated (NYSE:ABM), which operates through its subsidiaries (collectively "ABM”), is the leading provider of facility services in the United States. With fiscal 2009 revenues of approximately $3.5 billion and more than 90,000 employees, ABM provides janitorial, facility, engineering, parking and security services for thousands of commercial, industrial, institutional and retail facilities across the United States, Puerto Rico, and British Columbia, Canada. ABM’s business services include ABM Janitorial Services, ABM Facility Services, ABM Engineering Services, Ampco System Parking and ABM Security Services.