AECOM also moves up 106 spots to #352 on Fortune 500

LOS ANGELES — (BUSINESS WIRE) — April 29, 2010 — 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 is ranked as the #1 design firm by Engineering News-Record (ENR) magazine, a McGraw-Hill publication that released its annual list of the top 500 U.S. design firms in the April 26 issue.

The survey ranks the largest engineering, architectural and environmental design firms according to their revenue in those areas. ENR is widely considered to be the industry’s preeminent U.S. trade publication. In addition to its #1 ranking in the top 500 list, AECOM continued its annual strong showing in ENR’s market segment listings, ranking #1 in Pure Design, International, Transportation, and General Building.

“We are proud to be recognized as the top U.S. design firm by ENR,” said John M. Dionisio, AECOM president and chief executive officer. “AECOM’s continued success reflects our commitment to be the best at what we do globally – and to serving the best interests of our clients around the world.”

AECOM also advanced more than 100 places to number 352 on the 2010 Fortune 500 listing of America’s largest companies. AECOM’s progression from number 458, when it debuted on the list in 2009, is the eighth largest jump for a company listed by Fortune.

AECOM is also highlighted in a special Fortune online feature recognizing firms that recorded double-digit sales and profit growth in 2009. AECOM is the only company among its peer group included in the feature.

About AECOM

AECOM (NYSE: ACM) is a global provider of professional technical and management support services to a broad range of markets, including transportation, facilities, environmental, energy, water and government. With approximately 45,000 employees around the world, AECOM is a leader in all of the key markets that it serves. AECOM provides 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. A Fortune 500 company, AECOM serves clients in more than 100 countries and had revenue of $6.1 billion during the 12-month period ended December 31, 2009. More information on AECOM and its services can be found at www.aecom.com.

Forward-Looking Statements: All statements in this press release other than statements of historical fact are "forward-looking statements" for purposes of federal and state securities laws, including any statements of plans for future operations or expected revenue. Actual results could differ materially from those projected or assumed in any of our forward-looking statements. Important factors that could cause actual results to differ materially from our forward-looking statements are set forth in our quarterly report on Form 10-Q for the fiscal quarter ended December 31, 2009, and our other reports filed with the U.S. Securities and Exchange Commission. AECOM does not intend, and undertakes no obligation, to update any forward-looking statement.

NR 10-0408

Contact:

AECOM Technology Corporation
Paul Gennaro, 212-973-3167
SVP & Chief Communications Officer
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