ABM Industries Files Form 12b-25 with the Securities and Exchange Commission San Francisco, CA – January 18, 2006 – ABM Industries Incorporated (NYSE: ABM) today filed a Form 12b-25 with the Securities and Exchange Commission (SEC) to report that it anticipates filing by February 1, 2006 its Annual

ABM Industries Incorporated Appoints Steven M. Zaccagnini Executive Vice President SAN FRANCISCO – December 19, 2005 – ABM Industries Incorporated (NYSE:ABM) today announced it has appointed Steven M. Zaccagnini executive vice president. Zaccagnini will also continue his role as president of wholly

ABM Industries Continues Best-Ever Quarterly Dividend Rate SAN FRANCISCO, December 14, 2005 – The Board of Directors of ABM Industries Incorporated (NYSE: ABM) has declared an all-time-high first quarter cash dividend of $0.11 per common share payable on February 6, 2006 to stockholders of record

Company Achieves Record Fourth Quarter Revenues of $658.7 Million and EPS from Continuing Operations of $0.30 for the Fourth Quarter

SAN FRANCISCO, December 6, 2005 – ABM Industries Incorporated (NYSE:ABM) will announce its financial performance for the company’s fourth quarter that ended on October 31, 2005 on Wednesday, December 14, 2005 after the market closes. Early the next day, on Thursday, December 15, 2005 at 6:00 a.m.

ABM Industries Acquires Brandywine Building Services, Inc SAN FRANCISCO — November 7, 2005 — ABM Industries Incorporated (NYSE:ABM) announced that it has acquired the customer contracts of Brandywine Building Services, Inc., a facility services company based in Wilmington, Delaware, for

Ampco System Parking Awarded Contract Renewal with Cedar Rapids Airport Commission LOS ANGELES – October 24, 2005 – Ampco System Parking, a wholly owned subsidiary of ABM Industries Incorporated (NYSE:ABM), has been awarded a multi-year, multi-million dollar contract renewal with Cedar Rapids

Ampco System Parking Awarded Contract with InterContinental Houston LOS ANGELES – September 16, 2005 – Ampco System Parking, a wholly owned subsidiary of ABM Industries Incorporated (NYSE:ABM), has been awarded a multi-year, multi-million dollar contract with InterContinental Houston.

ABM Industries Incorporated Names David L. Farwell Senior Vice President SAN FRANCISCO - September 12, 2005 - The board of directors of ABM Industries Incorporated (NYSE:ABM) has promoted David L. Farwell to senior vice president. In addition to his current role as Treasurer of ABM, Farwell’s newly

American Commercial Security Services Announces Partnership to Deploy Online Training Academy HOUSTON – September 9, 2005 – American Commercial Security Services (ACSS), a wholly owned subsidiary of ABM Security Services, and Professional Security Training Network (PSTN) today announced a five-year