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About EPA

About the Office of the Administrator

What We Do

The Office of the Administrator (AO) provides executive and logistical support for the EPA Administrator.  AO supports the leadership of EPA's programs and activities to protect human health and the environment. To contact AO, call 202-564-4700.

Organization

Andrew Wheeler, Acting Administrator
Henry Darwin, Chief of Operations
Ryan Jackson, Chief of Staff
Helena Wooden-Aguilar, Acting Deputy Chief of Staff
The Office of the Administrator includes: