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Please note: To contact a USTDA Staff member, please call our main office line at 703-875-4357 or submit your inquiry using our contact form.

USTDA Executives and Department Heads

Name Title


Enoh T. Ebong
Acting Director

General Counsel


Chief of Staff

Thomas R. Hardy
Director for Congressional Affairs and Public Relations
Andrea Lupo
Director for Global Programs
Carl B. Kress
Regional Director, East Asia / Middle East, North Africa, Europe and Eurasia
Nathan Younge
Regional Director, Latin America and the Caribbean
Henry Steingass
Regional Director, South and Southeast Asia
Lida M. Fitts
Regional Director, Sub-Saharan Africa
Paul Marin
Director, Partnership and Innovation
Director of Public Engagement
Diana Harbison
Director, Office of Program Monitoring and Evaluation
Mickey Bivins
Acting Director, Office of Finance
Garth Hibbert
Chief, Office of Acquisition Management
Carolyn Hum
Administrative Officer, Office of Administration