BOSTON, Feb. 11 /PRNewswire-FirstCall/ -- Aon Risk Services, the retail brokerage and risk management unit of Aon Corporation (NYSE: AOC), has expanded its suite of services to New England clients with the addition of Carlos Oliveras and Tom Roche to the firm's Boston office.

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Oliveras, who joined Aon in summer 2006 as a managing director in the Aon Mergers & Acquisitions Group in New York, will lead the business development of risk, insurance and benefits for private equity firms in New England.

Oliveras has spent 25 years in property/casualty insurance and reinsurance organizations with responsibilities for domestic and international business operations. He joined Aon after having served as president and chief executive officer of CAO Advisors, a diligence and strategic consultant to companies and the private equity community. Prior to that, he served as the senior vice president and group chief sales & marketing officer for Alea Group Holdings, and spent fourteen years with American Re-Insurance.

Roche will concentrate on larger clients with complex needs. His primary focus will be on companies in financial services, healthcare, life sciences and those in the technology sector.

Roche joined Aon from Marsh, where for 20 years he held various sales leadership and management positions, most recently as managing director and middle market leader of Marsh's Norwalk, Conn., office. Roche has been a client executive, sales producer and sales manager. Prior to Marsh, Roche worked for three years at AIG and Aetna, respectively.

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/