London, United Kingdom
Gregory C. Case (President and CEO) Lester B. Knight (Chairman)
Human Resources Consulting Risk Management Insurance Brokerage Reinsurance Brokerage Outsourcing Inv
Aon Corporation is an American public multinational corporation headquartered in Chicago, Illinois, USA that provides risk management services, insurance and reinsurance brokerage, human capital and management consulting, and specialty insurance underwriting. Aon has approximately 500 offices worldwide, serving 120 countries with 59,000 employees.