Aon plc is a leading global professional services firm that provides a broad range of risk, retirement and health solutions. The company was founded in 1982 and is headquartered in London, England. Aon operates in more than 120 countries and has a team of over 50,000 employees. The company's services include risk management, insurance brokerage, reinsurance brokerage, human capital consulting, and retirement solutions. Aon is committed to helping clients manage risk and achieve their goals, and is known for its innovative solutions and industry expertise. The company is listed on the New York Stock Exchange under the ticker symbol AON.