Company > Leadership > Executive team

Executive team

Our executive team manages the day-to-day operations of our company. Our leaders come from all areas of the business to help position us to succeed.

Photo of Robert M. Davis

Robert M. Davis

Chief executive officer and president

Photo of Sanat Chattopadhyay

Sanat Chattopadhyay

Executive vice president and president, MSD Manufacturing Division

Photo of Frank Clyburn

Frank Clyburn

Executive vice president and president, Human Health

Photo of Richard R. DeLuca, Jr.

Richard R. DeLuca, Jr.

Executive vice president and president, MSD Animal Health

Photo of Julie Louise Gerberding, M.D., M.P.H.

Julie Louise Gerberding, M.D., M.P.H.

Executive vice president and chief patient officer, strategic communications, global public policy, & population health

Photo of Michael A. Klobuchar

Michael A. Klobuchar

Executive vice president and chief strategy officer

Photo of Dean Y. Li, M.D., Ph.D.

Dean Y. Li, M.D., Ph.D.

Executive vice president and president, MSD Research Laboratories

Photo of Caroline Litchfield

Caroline Litchfield

Executive vice president and chief financial officer

Photo of Steven C. Mizell

Steven C. Mizell

Executive vice president and chief human resources officer

Dave Williams

Chief information & digital officer

Photo of Jennifer Zachary

Jennifer Zachary

Executive vice president, general counsel and corporate secretary