Leadership
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Ralph Semmel Director
Dr. Ralph D. Semmel is the eighth director of the Johns Hopkins Applied Physics Laboratory (APL). As director, Dr. Semmel leads the nation’s largest university affiliated research center, which performs research and development on behalf of the Department of Defense, the Intelligence Community, NASA, and other federal agencies. The Laboratory has more than 8,000 staff members who are making critical contributions to a wide variety of nationally and globally significant technical and scientific challenges.
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Jerry Krill → Assistant Director, Science and Technology; Chief Technology Officer
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Kristine Frohman → Head, Talent Services; Chief Diversity, Equity, and Inclusion Officer
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Minh Huebner → Head, Business, Construction, and Facilities; Chief Financial Officer
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Andrew Mara Head, National Security Analysis
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Michael Misumi → Head, Information Technology Services; Chief Information Officer