John Q. Doyle is President and Chief Executive Officer of Marsh McLennan (NYSE: MMC), the world’s leading professional services firm in the areas of risk, strategy and people. Through Marsh McLennan’s market-leading brands—Marsh, Guy Carpenter, Mercer and Oliver Wyman—more than 85,000 colleagues provide services to clients in 130 countries, generating annual revenue of over $20 billion.
Prior to his current role, John served as Group President and Chief Operating Officer, responsible for the strategy and operational objectives of Marsh McLennan’s four global businesses. He joined the firm in 2016 as President of Marsh, then led Marsh as President and CEO from 2017 to 2021.
We have terrific momentum and the capabilities and expertise needed to drive innovation and growth, deliver critical client solutions and create value for shareholders.
An industry veteran with more than 35 years of management experience, John began his career at AIG. He held several executive positions at AIG, including Chief Executive Officer of AIG Commercial Insurance, President and CEO of AIG Property and Casualty in the US, President of National Union Fire Insurance Company and President of American Home Assurance Company.
John serves as the Chairman of the United States Treasury’s Federal Advisory Committee on Insurance. He is a member of the Partnership for New York City Executive Committee, a Trustee of the Inner-City Scholarship Fund, a member of the Board of Overseers of the Maurice R. Greenberg School of Risk Management, Insurance and Actuarial Science at St. John’s University and a member of the Board of the New York Police and Fire Widows’ and Children’s Benefit Fund. He is a graduate of the University at Buffalo.