BIRMINGHAM, 4 December 2007 – Bob Matthews has joined Aon Risk Control Consultants as business development consultant to provide risk mitigation advice to clients across the central and southern UK regions.

Bob brings expertise in telecoms to the role, having spent more than eight years as head of risk management with O₂ and Hutchison 3G. He was responsible for the development and implementation of risk management frameworks, including business continuity, property loss control and the provision of a global insurance programme. Bob was also a director of O₂‘s captive insurance company.

Bob also spent six years as a company director, managing the operations of an independent disaster recovery and risk management consultancy, carrying out assignments both in the UK and overseas.

Examples of Bob’s recent projects include:

• design and development of risk management frameworks in Telecoms;
• risk audits on emerging telecoms companies in The Netherlands and Ireland;
• risk identification and developing a risk register with an internet logistics company.

Bob initially trained as a mechanical engineer and has worked in the automotive, aerospace, petrochemical, and telecoms industries. He is a member of the Business Continuity Institute (BCI) and has sat on a variety of committees for both the BCI and AIRMIC.

About Aon

Aon Corporation (NYSE: AOC), ranked by A.M. Best as the number one global insurance brokerage based on brokerage revenues and voted best insurance intermediary, best reinsurance intermediary and best employee benefits consulting firm by the readers of Business Insurance, is a leading provider of risk management services, insurance and reinsurance brokerage, human capital and management consulting, and specialty insurance underwriting. There are 43,000 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, potential regulatory or legislative changes that would affect our ability to sell, and be reimbursed at current levels for, our Sterling subsidiary’s Medicare health product, 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, ERISA class actions, the impact of the analysis of practices relating to stock options, 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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