Barbara Humpton is a seasoned executive with over three decades of experience in engineering, technology, and strategic leadership across defense, energy, and critical minerals sectors. She began her career as an electrical engineer at Lockheed Martin, where she advanced through roles in systems integration and program management, contributing to major defense projects that honed her expertise in supply chain resilience and advanced manufacturing. Humpton later transitioned to Siemens Corporation, rising to CEO of Siemens USA in 2018, where she spearheaded digital transformation initiatives, fostered public-private partnerships, and expanded the company's footprint in smart infrastructure and automation, earning accolades such as being named one of Fortune's Most Powerful Women in Business. Her achievements include driving Siemens USA's revenue growth by 25% during her tenure, championing U.S. manufacturing resurgence through the Siemens American Makerspace initiative, and advising on national policy for critical technologies. Recognized by Ernst & Young as an Entrepreneur of the Year and by WomenInc. as a Leading Corporate Director, Humpton's strategic vision has positioned her as a key influencer in bridging innovation with geopolitical supply chain security. As Chief Executive Officer of USA Rare Earth Inc. Class A since 2023, Humpton leads the company's mission to establish a fully domestic rare earth magnet supply chain, vital for electric vehicles, defense, and renewable energy. Under her guidance, the firm has advanced its Round Top project in Texas toward production, secured key partnerships with automotive and tech giants, and raised significant capital to scale operations, positioning USA Rare Earth as a cornerstone of America's mineral independence.