AECOM to Present at 2007 Credit Suisse Engineering and Environmental Services Conference.

CEO John M. Dionisio, CFO Michael S. Burke to present in New York

LOS ANGELES -- AECOM Technology Corporation (NYSE: ACM), a leading provider of professional technical and management support services for government and commercial clients around the world, announced today that it will make a presentation at the 2007 Credit Suisse Engineering and Environmental Services Conference.

John M. Dionisio, AECOM president and chief executive officer, and Michael S. Burke, AECOM executive vice president, chief corporate officer and chief financial officer, will present at the conference on Thursday, June 7, at 2:50 p.m. EDT. The conference is being held at Credit Suisse Americas headquarters in New York City.

Interested parties can access a live webcast of the presentation, as well as presentation materials, by visiting the Investor Relations page of AECOM's Internet site at http://investors.aecom.com. An archived version of the presentation will be available for 30 days following the event.

About AECOM

AECOM is a global provider of professional technical and management support services to a broad range of markets, including transportation, facilities and environmental. With more than 30,000 employees around the world, AECOM is a leader in all of the key markets that it serves. AECOM companies provide a blend of global reach, local knowledge, innovation and technical excellence in delivering solutions that enhance and sustain the world's built, natural and social environments. AECOM serves clients in more than 60 countries and has annual revenue of approximately $3.4 billion. More information on AECOM and its services can be found at www.aecom.com.