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  1. Home
  2. Pesticide Contacts

Organization Chart/Current Headquarters Leadership for EPA Pesticide Programs

Related Information
  • OPP Organizational Chart (for printing)
  • Regional Pesticide Contacts

Director's Office

Edward Messina, Director
  • Email: messina.edward@epa.gov
Elizabeth Vizard, Deputy Director for Programs
  • Email: vizard.elizabeth@epa.gov
Leo Gueriguian, Deputy Director for Management 
  • Email: gueriguian.leo@epa.gov
Additional contacts in the Director's office

Antimicrobials Division

Anita Pease, Director​
  • Email: pease.anita@epa.gov

Additional contacts in the Antimicrobials Division

Biological and Economic Analysis Division

Donald Wilbur, Director
  • Email: wilbur.donald@epa.gov

Additional contacts in the Biological and Economic Analysis Division

Biopesticides and Pollution Prevention Division

Madison Le, Director
  • Email: le.madison@epa.gov

Additional contacts in the Biopesticides and Pollution Prevention Division

Environmental Fate and Effects Division

Vacant, Director​

Additional contacts in the Environmental Fate and Effects Division

Health Effects Division

Dana Vogel, Director
  • Email: vogel.dana@epa.gov

Additional contacts in the Health Effects Division

Pesticide Re-Evaluation Division

Anne Overstreet, Director
  • Email: overstreet.anne@epa.gov

Additional contacts in the Pesticide Re-evaluation Division

Registration Division

Charles "Billy" Smith, Director​
  • Email: smith.charles@epa.gov

Additional contacts in the Registration Division

Pesticide Contacts

  • Pesticides HQ Organization
  • Regional Pesticide Contacts
  • Regulatory Divisions
  • Science Divisions
  • Contacts by Topic
  • Mailing to the Office of Pesticide Programs
Contact Us about Pesticide Contacts and Organizational Information
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on April 2, 2025
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