Steven C. Mizell

Steven C. Mizell Executive Vice President, Chief Human Resources Officer, Merck & Co., Inc.

Steve Mizell is executive vice president and chief human resources officer at Merck. He has responsibility for all aspects of human resources including talent acquisition and development, employee wellness and diversity and inclusion.

Under Steve’s leadership, Merck has been recognized as a great place to work by Fortune, Fast Company, Working Mother, U.S. Veterans and People magazines. Steve joined Merck in 2018 from Monsanto, where he served as executive vice president, human resources, and was responsible for creating an industry-leading workplace for more than 20,000 employees around the world. Previously, he served as senior vice president and chief corporate resources officer for AdvancePCS, a pharmaceutical company, and has also held key human resources management roles at companies across the energy, defense, beverage and technology sectors. 

Steve is currently a resident of New Jersey and Missouri. He serves on the boards of the Opera Theater St. Louis, Youth in Need and Allegion and is a former board member of Oshkosh Corporation, where he chaired the human resources committee. Steve has been recognized as one of St. Louis’ most influential diverse business leaders. He is a longtime supporter of the National Kidney Foundation and Habitat for Humanity. 

Steve holds a B.S. from Georgia Institute of Technology and an M.S. in management from Carnegie Mellon University. He is also certified by the National Association of Corporate Directors (NACD).