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Steven (Steve) C. Mizell

Steven (Steve) C. Mizell is a member of the Board of Directors at Allegion and chair of the Compensation Committee. 

Steve also serves on the Board of Directors at Group 1 Automotive, Inc. and Grail Inc. Steve previously served on the Board of Directors for Oshkosh Corporation, where he was chair of the Human Resources Committee.

Steve formerly served as executive vice president, chief human resources officer (CHRO) at Merck & Co., Inc. (2018 to 2024) and was responsible for all aspects of human resources for over 68,000 employees worldwide. Steve joined Merck in 2018 from Monsanto, where he was responsible for creating an industry-leading workplace for more than 20,000 employees around the world. In this role, he oversaw the company’s approach to talent acquisition and development, employee wellness as well as diversity and inclusion.

Steve joined Monsanto as senior vice president, human resources, in 2004 and served as executive vice president, human resources, from 2007 to 2018. Previously, he served as senior vice president and chief corporate resources officer for AdvancePCS, a pharmaceutical company, and he also held key human resources management roles at companies across the energy, defense, beverage and technology sectors.

Over the course of his career at Monsanto, Steve’s leadership has helped the company earn recognition as a best place to work. Most recently, this has included being named among World’s Best Multinational Workplaces by Great Place to Work®; 100 Best Adoption-Friendly Workplaces by the Dave Thomas Foundation for Adoption; Top 50 Companies for Diversity by DiversityInc; and as a Top Employer by Science Magazine.

A resident of St. Louis, Missouri, Steve is actively involved in a number of community causes. He currently serves on the Board of Directors for Opera Theater St. Louis and is a supporter of the U.S. Kidney Foundation, Habitat for Humanity and Youth in Need. He has been recognized by the St. Louis Business Journal as one of St. Louis’s Most Influential Diverse Business Leaders.  

Steve holds a B.S. from Georgia Institute of Technology and an M.S. in Management from Carnegie Mellon University. 

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