Chief Executive Officer
Greg Case is Chief Executive Officer of Aon, leading the efforts of more than 50,000 colleagues serving clients in over 120 countries. He is also a member of the company's Board of Directors and the Governance/Nominating Committee’s Inclusion and Diversity Sub-Committee of our Board of Directors.
Before joining Aon in 2005, Greg served on the Governing Shareholder Council and headed the Global Insurance and Financial Services Practice at McKinsey & Company. Prior to that, he worked for the investment banking firm of Piper, Jaffray and Hopwood as well as the Federal Reserve Bank.
Greg holds an MBA from Harvard Business School and graduated summa cum laude from Kansas State University. He serves on the boards of Discover Financial Services, Ann & Robert H. Lurie Children's Hospital, Field Museum of Natural History, CEOs Against Cancer and St. John's University School of Risk Management. He has been named by the Harvard Business Review as one of the top 100 best performing CEOs in the world in 2019, 2018, 2017, 2016 and 2014.