CHICAGO, Feb. 17, 2011 /PRNewswire/ -- Aon Corporation (NYSE: AON) today announced that for the fourth straight year it has received a perfect 100 percent rating in the Human Rights Campaign Foundation's Corporate Equality Index. Aon was one of 337 U.S. companies to achieve this honor.

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The Corporate Equality Index rated 615 companies on the extent to which they protected their gay, lesbian, bisexual and transgender employees, consumers and investors. Ratings are based on such factors as nondiscrimination policies, diversity training and benefits for domestic partners and transgender employees.

"Diversity and inclusion are at the core of Aon's 59,000 colleagues, and we are honored to win this prestigious rating for the fourth straight year," said Greg Case, president and chief executive officer of Aon. "At Aon, people are our most important asset, and we value the unique background, skills and creativity that each of our colleagues brings to serving our clients. Earning this award demonstrates our continued commitment to providing a global workplace where our colleagues can thrive professionally and reach their full potential."

Aon's diversity and inclusion goals focus on continuous improvement by hiring the best, building the best and being the best. Aon's global and regional diversity initiatives aim to embrace the needs of clients and the talent imperatives of each community served by Aon and cascade those strategies from the executive level all the way down to the newest Aon colleague.

Learn more about the Human Rights Campaign at http://www.hrc.org.

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About Aon

Aon Corporation (NYSE:AON) is the leading global provider of risk management services, insurance and reinsurance brokerage, and human resources solutions and outsourcing. Through its more than 59,000 colleagues worldwide, Aon unites to deliver distinctive client value via innovative and effective risk management and workforce productivity solutions. Aon's industry-leading global resources and technical expertise are delivered locally in over 120 countries. Named the world's best broker by Euromoney magazine's 2008, 2009 and 2010 Insurance Survey, Aon also ranked highest on Business Insurance's listing of the world's insurance brokers based on commercial retail, wholesale, reinsurance and personal lines brokerage revenues in 2008 and 2009. A.M. Best deemed Aon the number one insurance broker based on revenues in 2007, 2008 and 2009, and Aon was voted best insurance intermediary 2007-2010, best reinsurance intermediary 2006-2010, best captives manager 2009-2010, and best employee benefits consulting firm 2007-2009 by the readers of Business Insurance. Visit http://www.aon.com for more information on Aon and http://www.aon.com/manchesterunited to learn about Aon's global partnership and shirt sponsorship with Manchester United.

SOURCE Aon Corporation