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Leadership

Clients trust Marsh to help them thrive and survive. Our executive officers bring expertise, insight, and experience to the business of running a multifaceted, global operation.

Global leadership

Sarah DeWitt

Chief Financial Officer

John Donnelly

President, Global Placement

Andrew George

President of Marsh Specialty

Jillian Lamaker

Chief Marketing and Communications Officer

Hans Van Heukelum

Global Chief Commercial Officer for Marsh McLennan