Current EPA Leadership
- Acting Administrator
- Chief of Operations
- Assistant Administrators
- Regional Administrators
- Associate Administrators
- Key Staff in the Office of the Administrator
EPA Acting Administrator
Acting Administrator Andrew Wheeler
Chief of Operations
![Henry Darwin Henry Darwin](/congress115th/20190111224646im_/https://www.epa.gov/sites/production/files/styles/thumbnail/public/2017-09/henrydarwin_thmb.jpg)
Chief of Operations Henry Darwin
Assistant Administrators
Office of Air and Radiation (OAR)
![Bill Wehrum Bill Wehrum](/congress115th/20190111224646im_/https://www.epa.gov/sites/production/files/styles/thumbnail/public/2017-12/billwehrum2x3.jpg)
Assistant Administrator Bill Wehrum
Office of Chemical Safety and Pollution Prevention (OCSPP)
![Charlotte Bertrand](/congress115th/20190111224646im_/https://www.epa.gov/sites/production/files/styles/thumbnail/public/2018-08/charlottebertrand2x3.jpg)
Acting Principal Deputy Assistant Administrator
Charlotte Bertrand
![Nancy Beck Nancy Beck](/congress115th/20190111224646im_/https://www.epa.gov/sites/production/files/styles/thumbnail/public/2018-08/nancy_beck_002.jpg)
Deputy Assistant Administrator
Nancy B. Beck
Office of the Chief Financial Officer (OCFO)
Chief Financial Officer Holly Greaves
Office of Enforcement and Compliance Assurance (OECA)
Assistant Administrator Susan Bodine
Office of General Counsel (OGC)
General Counsel Matthew Z. Leopold
Office of the Inspector General (OIG)
Acting Inspector General Charles J. Sheehan
Office of International and Tribal Affairs (OITA)
Principal Deputy Assistant Administrator Jane Nishida
Office of Land and Emergency Management (OLEM)
Acting Assistant Administrator Barry Breen
Office of Mission Support (OMS) (formerly the Offices of Administration and Resource Management (OARM) and Environmental Information (OEI))
Principal Deputy Assistant Administrator Donna Vizian
Office of Research and Development (ORD)
![Jennifer Orme-Zavaleta, Ph.D Jennifer Orme-Zavaleta, Ph.D](/congress115th/20190111224646im_/https://www.epa.gov/sites/production/files/styles/thumbnail/public/2017-11/jenniferorme-zavaleta.jpg)
Principal Deputy Assistant Administrator for Science
Jennifer Orme-Zavaleta, Ph.D
Office of Water (OW)
![David Ross official portrait Photo of David Ross](/congress115th/20190111224646im_/https://www.epa.gov/sites/production/files/styles/thumbnail/public/2018-01/daveross2x3.jpg)
Assistant Administrator Dave Ross
Regional Administrators
Region 1 (Boston, MA – Serving CT, ME, MA, NH, RI, and VT)
Regional Administrator Alexandra Dapolito Dunn
Region 2 (New York, NY – Serving NJ, NY, Puerto Rico, and the U.S. Virgin Islands)
Regional Administrator Peter Lopez
Region 3 (Philadelphia, PA – Serving DE, DC, MD, PA, VA, and WV)
Regional Administrator Cosmo Servidio
Region 4 (Atlanta, GA – Serving AL, FL, GA, KY, MS, NC, SC, and TN)
![Photo Not Available Photo Not Available](/congress115th/20190111224646im_/https://www.epa.gov/sites/production/files/styles/thumbnail/public/2016-03/photo_coming_soon.gif)
Acting Regional Administrator Mary S. Walker
Region 5 (Chicago, IL – Serving IL, IN, MI, MN, OH and WI)
Regional Administrator Cathy Stepp
Region 6 (Dallas, TX – Serving AR, LA, NM, OK, and TX)
Regional Administrator Anne Idsal
Region 7 (Kansas City, KS - Serving IA, KS, MO, and NE)
Regional Administrator Jim Gulliford
Region 8 (Denver, CO – Serving CO, MT, ND, SD, UT, and WY)
Regional Administrator Doug Benevento
Region 9 (San Francisco, CA - Serving AZ, CA, HI, NV, Pacific Islands, and 148 tribes)
Regional Administrator Mike Stoker
Region 10 (Seattle, WA – Serving AK, ID, OR, WA and 271 native tribes)
Regional Administrator Chris Hladick
Associate Administrators
Office of Congressional and Intergovernmental Relations (OCIR)
Associate Administrator Troy Lyons
Office of Homeland Security (OHS)
Acting Associate Administrator Ted Stanich
Office of Policy (OP)
Associate Administrator Brittany Bolen
Office of Public Affairs (OPA)
Associate Administrator (Vacant)
Office of Public Engagement and Environmental Education (OPEEE)
Associate Administrator Tate Bennett
Key Staff in the Office of the Administrator
Chief of Staff Ryan Jackson
Acting Deputy Chief of Staff Helena Wooden-Aguilar
Acting Director of the Office of Administrative
and Executive Services Karen Maher
Director of the Office of Children's Health Protection
Dr. Ruth A. Etzel, M.D., Ph.D.
Director of the Office of Civil Rights
Vicki Anderson Simons
Director of the Office of Continuous Improvement
Serena McIlwain
![Photo Not Available Photo Not Available](/congress115th/20190111224646im_/https://www.epa.gov/sites/production/files/styles/thumbnail/public/2016-03/photo_coming_soon.gif)
Director of the Office of the Executive Secretariat
Elizabeth WHite
![Tom Brennan Tom Brennan](/congress115th/20190111224646im_/https://www.epa.gov/sites/production/files/styles/thumbnail/public/2017-01/tombcropped.jpg)