LONDON, 23 November 2006 – Susan Ross, a client service director of Aon Trade Credit, has been appointed deputy chairman of the trade body British Exporters Association (BExA).

Susan Ross is actively involved with BExA, including the editing and production of three recent guides for exporters on Letters of Credit, Contract Bonds and Retention of Title, and also in relation to its lobbying of government and commercial organisations in order to get the best for exporters. Aon Trade Credit supports Mrs Ross’ activities at BExA as the company continues to invest in growing its export credit insurance book, creating bespoke solutions to enable clients to offer competitive payment terms to their export customers.

Commenting on the news, Mrs Ross said: "My appointment reflects Aon's leading position in export credit insurance and I am delighted to be honoured by the exporting community in this way. BExA conducts an extensive programme of lobbying to ensure that UK exporters are able to compete effectively overseas.

Susan Ross has worked with Aon since 1985 specialising in export credit insurance, trade finance and receivables portfolio analysis for multinational clients. Her BExA appointment follows the promotion of Richard Hill of BAE SYSTEMS to BExA chairman, succeeding Sue Walton of Rolls-Royce.

Notes to editor:

About Aon

Aon Corporation is a leading provider of risk management services, insurance and reinsurance brokerage, human capital and management consulting, and specialty insurance underwriting. There are 46,000 employees working in Aon's 500 offices in more than 120 countries. Backed by broad resources, industry knowledge and technical expertise, Aon professionals help a wide range of clients develop effective risk management and workforce productivity solutions.

This press release contains certain statements related to future results, or states our intentions, beliefs and expectations or predictions for the future which are forward-looking statements as that term is defined in the Private Securities Litigation Reform Act of 1995. These forward-looking statements are subject to certain risks and uncertainties that could cause actual results to differ materially from either historical or anticipated results depending on a variety of factors. Potential factors that could impact results include: general economic conditions in different countries in which we do business around the world, changes in global equity and fixed income markets that could affect the return on invested assets, fluctuations in exchange and interest rates that could influence revenue and expense, rating agency actions that could affect our ability to borrow funds, funding of our various pension plans, changes in the competitive environment, our ability to implement restructuring initiatives and other initiatives intended to yield cost savings, our ability to execute the stock repurchase program, our ability to consummate the pending sale of the Aon Warranty Group, changes in commercial property and casualty markets and commercial premium rates that could impact revenues, changes in revenues and earnings due to the elimination of contingent commissions, other uncertainties surrounding a new compensation model, the impact of investigations brought by state attorneys general, state insurance regulators, federal prosecutors, and federal regulators, the impact of class actions and individual lawsuits including client class actions, securities class actions, derivative actions, and ERISA class actions, the cost of resolution of other contingent liabilities and loss contingencies, and the difference in ultimate paid claims in our underwriting companies from actuarial estimates. Further information concerning the Company and its business, including factors that potentially could materially affect the Company’s financial results, is contained in the Company’s filings with the Securities and Exchange Commission.

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