Since September 2021, Ms. Lee has been President and Chief Executive Officer of Cornerstone Building Brands, a leading manufacturer of exterior building products in North America. Prior to joining Cornerstone Building Brands, Ms. Lee was president of DuPont’s Water & Protection business where she focused on improving sustainability through the company’s water, shelter, and safety solutions. Prior to joining DuPont in 2015, Ms. Lee spent 15 years with Saint-Gobain in a number of general management, strategic planning, and information technology roles, each with increasing responsibility. Prior to joining Saint-Gobain, she held various engineering and management positions at Pratt & Whitney, a Raytheon Technologies company, where she worked on projects ranging from implementing lean manufacturing to designing a 3-D turbine for aircraft jet engines. She was also a senior consultant at Booze, Allen & Hamilton in New York City. Ms. Lee serves as a director of Cornerstone Building Brands and Crown Holdings, Inc. Ms. Lee has served as a member of the Economic Advisory Council for the Federal Reserve Bank of Philadelphia and is a member of the Forum of Executive Women.