News Releases

LONDON, 17 November 2009 – Aon Limited, the UK’s leading risk and insurance firm, has appointed Simon Allen as chief operating officer, subject to FSA approval. He will also sit on the Aon Limited board.

Simon brings significant operational and management experience in the banking and financial services sectors. Most recently, he was chief operations officer at Prudential. Prior to this, he was VP of international operations for Capital One Bank, Europe.

Rob Brown, chief executive officer of Aon Limited, said: “We are delighted that Simon has chosen to join Aon. He has a very strong record of successfully driving operational improvement and will lead our drive to consistently deliver a distinctive and rewarding client experience.”

Simon Allen said: “I am very excited to be joining Aon. This is a wonderful opportunity to join a company that has a strong reputation and is a leader in its field. I am looking forward to being part of a team focused on driving the business forward in a challenging environment”

Simon gained a Bsc in Economics at Bristol University and in 1985 completed an MBA at Harvard, where he also tutored in finance and marketing.

Ends
For more information contact:
Reuben Aitchison
+44 (0)20 7086 7201
reuben.aitchison@aon.co.uk
http://aon.mediaroom.com

About Aon
Aon Corporation (NYSE: AOC) is the leading global provider of risk management services, insurance and reinsurance brokerage, and human capital consulting. Through its more than 37,000 colleagues worldwide, Aon readily delivers 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 through more than 500 offices in more than 120 countries. Named the world's best broker by Euromoney magazine's 2008 and 2009 Insurance Survey, Aon also ranked highest on Business Insurance's listing of the world's largest insurance brokers based on commercial retail, wholesale, reinsurance and personal lines brokerage revenues in 2008. A.M. Best deemed Aon the number one insurance broker based on brokerage revenues in 2007 and 2008, and Aon was voted best insurance intermediary, best reinsurance intermediary and best employee benefits consulting firm in 2007 and 2008 by the readers of Business Insurance. For more information on Aon, log onto http://www.aon.com/.

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