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Leadership

Our team is committed to our mission of providing timely and reliable environmental intelligence. Meet the people who help make it possible.

Stephen Volz

Stephen Volz, Ph.D.

Assistant Administrator, NESDIS
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Photo of James Donnellon

James Donnellon
Deputy Assistant Administrator, NESDIS
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Irene Parker

Irene Parker

Deputy Assistant Administrator for Systems, NESDIS
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Kelly Turner
Chief of Staff, NESDIS
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Charles Wooldridge
Director, International and Interagency Affairs Office
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Colleen Schweitzer
(Acting) Office of the Chief Financial Officer/Chief Administrative Officer, NESDIS
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Manan Dalal
Office of the Assistant Chief Information Officer, NESDIS
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Christian Rathke, CAPT
Director, Total Worker Health
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Mike Ford
Senior Scientist
Edward Grigsby
Director, Systems Architecture and Engineering
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Richard (Greg) Marlow
Director, Office of Satellite and Product Operations
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Douglas A. Howard, Ph.D.
Director, Center for Satellite Applications and Research
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Derek Arndt
Director, National Centers for Environmental Information
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Heather Kilcoyne
Director, Office of Common Services
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Pamela (Pam) Sullivan
Director, Office of Geostationary Earth Orbit Observations
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Timothy Walsh
Director, Office of Low Earth Orbit Observations
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Elsayed R. Talaat, Ph.D.
Director, Office of Space Weather Observations
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