Our leaders are committed to scientific and technological excellence, driving a culture of operational excellence, and enabling high quality and integrity for the Laboratory's national security missions.
Leadership and Governance
Los Alamos National Laboratory's Leadership
The Leadership Team is fully committed to enabling the Laboratory’s mission while supporting its people, further enhancing the culture, and meeting the goals outlined in the Lab Agenda.
Laboratory Director's Office
Associate Laboratory Directors
Scott Aeilts
Associate Laboratory Director, Business Management
Srinivas Iyer
Associate Laboratory Director, Chemical, Earth & Life Sciences
Unica Viramontes
Associate Laboratory Director, Defense Protection Program
Steven Coleman
Associate Laboratory Director, Environment, Safety, Health & Quality
Bret Simpkins
Associate Laboratory Director, Facilities & Operations
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Nancy Jo Nicholas
Associate Laboratory Director, Global Security
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Dave Teter
Associate Laboratory Director, Infrastructure and Capital Projects
Ellen Cerreta
Associate Laboratory Director, Physical Sciences
Mark Anthony
Associate Laboratory Director, Plutonium Infrastructure
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Mark Chadwick
Associate Laboratory Director, Simulation and Computation
James C. Owen
Associate Laboratory Director, Weapons Engineering
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Charlie Nakhleh
Associate Laboratory Director, Weapons Physics
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David Dooley
Associate Laboratory Director, Weapons Production
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