Ambassador Alfonso E. Lenhardt
Acting Administrator

Ambassador Alfonso E. Lenhardt is Deputy Administrator and Acting Administrator of the U.S. Agency for International Development.

Eric Postel
Associate Administrator

Eric G. Postel serves as Associate Administrator.

Michele Sumilas
Chief of Staff

Michele Sumilas currently serves as USAID's chief of staff.

Carla Koppell
Chief Strategy Officer

Carla Koppell is the United States Agency for International Development (USAID) Chief Strategy Officer (CSO).

Chief Economist
Chief Economist

Stephen O’Connell was appointed as the USAID’s Chief Economist in early 2014. 

Susan Reichle
Agency Counselor

Susan Reichle serves as Agency Counselor.

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Assistant Administrator

Paige Alexander serves as the Assistant Administrator for the Bureau for the Middle East.

Ann Mei Chang
Executive Director, U.S. Global Development Lab

Ann Mei Chang is the Executive Director of USAID's U.S. Global Development Lab, joining in December 2014. 

Chuck Cooper
Assistant Administrator

Chuck Cooper joined USAID as Assistant Administrator for Legislative and Public Affairs in January 2013.

Angelique Crumbly
Assistant Administrator

Angelique Crumbly is the Assistant Administrator for the Bureau for Management.

Elizabeth Hogan
Acting Assistant Administrator

Elizabeth (Beth) Hogan is the Acting Assistant Administrator for the Latin America and Caribbean Bureau (LAC).

Elizabeth B. Kolmstetter
Assistant to the Administrator and Chief Human Capital Officer

Dr. Elizabeth B. Kolmstetter is USAID’s Chief Human Capital Officer.

Official Photo Tjada McKenna

Tjada D'Oyen McKenna is the Deputy Coordinator for Development for Feed the Future, the U.S.

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Assistant Administrator for Global Health, Child and Maternal Survival Coordinator

Dr. Ariel Pablos-Méndez is the Assistant Administrator for Global Health and Child and Maternal Survival Coordinator.

Donald L. "Larry" Sampler, Jr
Assistant to the Administrator

Donald “Larry” Sampler serves as Assistant to the Administrator in the Office of Afghanistan and Pakistan Affairs (OAPA).

John Simpkins
General Counsel

John L. S. Simpkins is the General Counsel of the United States Agency for International Development. 

Thomas Staal
Senior Deputy Assistant Administrator

Thomas H. Staal has spent most of his career working overseas in international development. He has worked for the U.S.

Jonathan Stivers
Assistant Administrator

Jonathan Stivers serves as the USAID Assistant Administrator of the Bureau for Asia.

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Assistant to the Administrator

Alex Thier is Assistant to the Administrator for Policy, Planning, and Learning (PPL) at USAID.

Last updated: June 06, 2012

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