On this page:

• Office of the Administrator
• Associate Administrators
• Assistant Administrators
• Regional Administrators

EPA is headed by an Administrator, who is supported by a Deputy, three Associate, twelve Assistant, and ten Regional Administrators. The following links provide names and biographical information for EPA leaders.

Office of the Administrator

Acting Administrator and Deputy Administrator - Bob Perciasepe

• Biography
• Schedule
• About the Office of the Administrator

Chief of Staff - Diane Thompson

• Biography

Associate Administrators

Office of Congressional and Intergovernmental Relations (OCIR)- Arvin Ganesan

• Biography
• About the Office of Congressional and Intergovernmental Relations

Office of External Affairs and Environmental Education (OEAEE) - James A. O'Hara

• Biography
• About the Office of External Affairs and Environmental Education

Office of Policy (OP) - Michael Goo

• Biography
• About the Office of Policy

Office of Homeland Security (OHS) - Deborah Y. Dietrich

• Biography
• About the Office of Homeland Security

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Assistant Administrators

Office of Administration and Resource Management (OARM) - Craig E. Hooks

• Biography
• Schedule
• About the Office of Administration and Resource Management

Office of Air and Radiation (OAR) - Gina McCarthy

• Biography
• Schedule
• About the Office of Air and Radiation

Office of the Chief Financial Officer (OCFO) - Maryann Froehlich (Acting)

• Biography
• Schedule
• About the Office of the Chief Financial Officer 

Office of Enforcement and Compliance Assurance (OECA) - Cynthia Giles

• Biography
• Schedule
• About the Office of Enforcement and Compliance Assurance

Office of Environmental Information (OEI) - Malcolm D. Jackson, Chief Information Officer

• Biography
• Schedule
• About the Office of Environmental Information (OEI)

Office of General Counsel (OGC) - Brenda Mallory, General Counsel (Acting)

• Schedule
• About the Office of General Counsel

Office of the Inspector General (OIG) - Arthur A. Elkins, Jr., Inspector General

• Biography (OIG website)
• Schedule
• About the Office of the Inspector General (OIG website)

Office of International and Tribal Affairs (OITA) - Michelle J. DePass

• Biography
• Schedule
• About the Office of International and Tribal Affairs

Office of Chemical Safety and Pollution Prevention (OCSPP) - Jim Jones (Acting)

• Biography
• Schedule
• About the Office of Chemical Safety and Pollution Prevention

Office of Research and Development (ORD) - Vacant

• About the Office of Research and Development

Office of Solid Waste and Emergency Response (OSWER) - Mathy Stanislaus

• Biography
• Schedule
• About the Office of Solid Waste and Emergency Response

Office of Water (OW) - Nancy K. Stoner (Acting)

• Biography
• Schedule
• About the Office of Water

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Regional Administrators

Region 1 Administrator (Boston, MA) - Curt Spalding

• Biography
• Schedule
• About Region 1

Region 2 Administrator (New York, NY) - Judith A. Enck

• Biography
• Schedule
• About Region 2

Region 3 Administrator (Philadelphia, PA) - Shawn M. Garvin

• Biography
• Schedule
• About Region 3

Region 4 Administrator (Atlanta, GA) - Gwendolyn Keyes Fleming

• Biography
• Schedule
• About Region 4

Region 5 Administrator (Chicago, IL) - Susan Hedman

• Biography
• Schedule
• About Region 5

Region 6 Administrator (Dallas, TX) - Ron Curry

• Biography
• Schedule
• About Region 6

Region 7 Administrator (Kansas City, KS) - Karl Brooks

• Biography
• Schedule
• About Region 7

Region 8 Administrator (Denver, CO) - Howard M. Cantor

• Biography
• Schedule
• About Region 8

Region 9 Administrator (San Francisco, CA) - Jared Blumenfeld

• Biography
• Schedule
• About Region 9

Region 10 Administrator (Seattle, WA) - Dennis McLerran

• Biography
• Schedule
• About Region 10

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