AECOM Acquires Gartner Lee Limited

October 18, 2007 - AECOM Technology Corporation, a leading provider of professional technical and management support services for government and commercial clients around the world, announced that it has acquired Gartner Lee Limited, an environmental science consulting firm headquartered in Markham, Ontario, Canada.

With the addition of Gartner Lee, AECOM has further strengthened its ability to service the growing Canadian environmental and infrastructure markets. AECOM now has more than 1,600 professionals in Canada.

"Gartner Lee is very well respected within the industry for its quality and innovative solutions," said John M. Dionisio, AECOM president and chief executive officer. "By welcoming Gartner Lee aboard, we continue to advance the AECOM strategy in the Canadian market by enhancing our multi-disciplinary operations in the region."

According to Dionisio, this transaction also reflects AECOM's continued focus on bolstering its environmental services practice.

Grant Anderson, president of Gartner Lee, added, "This is an exciting time for Gartner Lee. AECOM's broad pool of expertise and resources from similar and related practices worldwide will be an asset to the solutions we deliver to our clients."

To learn more about AECOM, please visit www.aecom.com.

For more information please contact: Suzanne Schofield Gartner Lee Limited Tel: 905-477-8400 ext 210 www.gartnerlee.com

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