Biography

Ms. Humpton is Chief Executive Officer of USA Rare Earth, Inc., where she leads the Company’s efforts to build a secure, domestic rare earth supply chain spanning mining, processing, and magnet production. 

Ms. Humpton previously served as President and Chief Executive Officer of Siemens USA from 2018 to 2025, overseeing approximately 45,000 employees across all 50 states and Puerto Rico and more than $21 billion in annual revenue. During her tenure, she led the company’s U.S. strategy across industrial, energy, and infrastructure sectors. 

Prior to joining Siemens in 2011, Ms. Humpton held senior leadership roles at Booz Allen Hamilton and Lockheed Martin, where she was responsible for large-scale system integration programs focused on biometrics, border and transportation security, and critical infrastructure protection. 

Ms. Humpton serves as Chair of the Center for Strategic and Budgetary Assessments and as Vice Chair of Chief Executives for Corporate Purpose. She is also a member of the Board of Directors of the Federal Reserve Bank of Richmond and the Economic Club of Washington, D.C. 

Ms. Humpton holds a Bachelor of Science in Mathematics from Wake Forest University. Her leadership experience across industrial, infrastructure, and national security sectors positions her to guide the Company’s growth in building a resilient domestic rare earth supply chain.