CHICAGO (June 26, 2008) - Aon Consulting Worldwide, the global human capital consulting organization of Aon Corporation (NYSE: AOC), today announced that Mike Matsumoto has joined the New York office as senior vice president and Japanese business leader for the U.S. Health & Benefits practice. In this new position, he is responsible for developing health and benefits business with the U.S. subsidiaries of Japanese-based multinational organizations.

Matsumoto brings more than 30 years of experience to Aon Consulting. He joins Aon from Konica-Minolta Holdings USA where he was president and chief operating officer. During his tenure, he was responsible for various corporate services including directing the insurance consolidation and employee benefits cost reduction strategies for Konica-Minolta subsidiaries across the United States.

”Bringing Mike on board is further proof of our commitment to emerging markets such as Japan,” said John Zern, U.S. Health & Benefits practice director.  “Mike’s experience and leadership will help bolster our health and benefits services and our ability to deliver distinctive client value in this country.”

Matsumoto graduated from Doshisha University in Kyoto, Japan, with a degree in civil law. 

He joined Aon June 16.

About Aon

Aon Corporation (NYSE:AOC) is the leading global provider of risk management services, insurance and reinsurance brokerage, human capital and management consulting. Through its 36,000 colleagues 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 named the world’s “best broker” by Euromoney magazine’s 2008 Insurance Survey. Aon also 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 www.aon.com

About Aon Consulting

Aon Consulting Worldwide (www.aon.com/hcc) is among the top global human capital consulting firms, with 2007 revenues of $1.352 billion and 6,335 professionals in 117 offices worldwide. Aon Consulting is shaping the workplace of the future through benefits, talent management and rewards strategies and solutions. Aon Consulting was named the best employee benefit consulting firm by the readers of Business Insurance magazine in 2006 and 2007.