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Hilda Harris Piell Bio
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Hilda Harris Piell



Hilda Harris Piell serves as Senior Managing Director and Chief Human Resources Officer of CME Group. She is responsible for all aspects of talent management, including best-in-class talent acquisition and deployment practices, pay-for-performance programs, learning and development, and performance management. She has oversight for the benefits, compensation, employee relations, organizational effectiveness, professional development, HR information systems and recruiting functions for the company’s 2,700 employees worldwide.

Piell joined CME Group in 2000 as Associate Director & Assistant General Counsel and held positions of increasing responsibility in the Legal Department for seven years. Prior to joining the company, Piell served as Associate Commercial Counsel for MCI Worldcom, Inc. She also worked as an associate attorney for Jenner & Block and as a law clerk for the Honorable Ruben Castillo in the U.S. District Court in Chicago.

Piell earned a bachelor’s degree in political science, with high distinction, from the University of Michigan and a JD degree, cum laude, from the University of Michigan Law School. She currently serves on the HRMAC Summit Committee.