CHICAGO, Feb. 1 /PRNewswire-FirstCall/ -- Aon Re Global, the world's largest reinsurance broker and integrated capital solutions provider of Aon Corporation (NYSE: AOC), today announced the appointment of Robert J. Cooney as Managing Director of Aon Capital Markets. Cooney will report to Paul Schultz, President of Aon Capital Markets. Cooney also will serve as Vice Chairman of Aon Re Global - Bermuda, and will be based in Bermuda.

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As managing director, Cooney, 53, will be responsible for originating capital market and financial advisory transactions both in Bermuda and in the U.K. In his role as vice chairman, Cooney will work with current management to build and expand Aon Re Global's Bermuda platform.

"An industry expert with a proven track record in reinsurance and capital markets, Bob further strengthens our unique ability to provide clients with integrated capital solutions and services," says Michael D. O'Halleran, Executive Chairman of Aon Re Global.

"Bob brings a significant amount of expertise and proven executive leadership ability to Aon Capital Markets," said Paul Schultz, President of Aon Capital Markets. "We are excited to have someone of Bob's caliber join our rapidly growing capital markets and financial advisory business. He will play a valuable role in helping us to continue to define our unique space in the insurance industry."

Previously, Cooney served as director of Max Re from its formation in July 1999 and as president and chief executive officer from September 1999 to October 2006. From 1987 to 1998 he held various senior management positions at XL Capital Ltd, a Bermuda-based multi-line insurer, including president and chief executive officer of XL Insurance Ltd and Executive Vice President of XL Capital Ltd.

Cooney received his bachelor's degree in geology from Mount Allison University and a master of business administration from Queen's University.

About Aon Re Global

Aon Re Global, the world's leading and most preferred reinsurance intermediary, provides clients with integrated capital solutions and services through a world-class network of experts in more than 35 countries. Clients are better able to differentiate and meet their business objectives with Aon Re Global's best-in-class treaty and facultative reinsurance placement services, capital markets expertise, and relevant analytics and technical expertise, including catastrophe management, actuarial and rating agency counsel. Aon Re Global was named best reinsurance broker in 2007 and 2006 by readers of Business Insurance, in 2007 by readers of US Insurer and in 2006 by readers of Reinsurance.

About Aon

Aon Corporation (NYSE: AOC) is the leading global provider of risk management services, insurance and reinsurance brokerage, human capital and management consulting, and specialty insurance underwriting. Through its 43,000 professionals worldwide, Aon readily delivers distinctive client value via innovative and effective risk management and workforce productivity solutions. Our industry-leading global resources, technical expertise and industry knowledge are delivered locally through more than 500 offices in more than 120 countries. Aon was ranked by A.M. Best as the number one global insurance brokerage in 2007 based on brokerage revenues, and voted best insurance intermediary, best reinsurance intermediary, and best employee benefits consulting firm in 2007 by the readers of Business Insurance. For more information on Aon, log onto http://www.aon.com/

   Media Contact
   Rahsaan Johnson
   312.381.2684
   Rahsaan_Johnson@aon.com

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SOURCE: Aon Corporation

CONTACT: Rahsaan Johnson of Aon Corporation, +1-312-381-2684,
Rahsaan_Johnson@aon.com

Web site: http://www.aon.com/