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Contacts in the Office of Pesticide Programs, Antimicrobials Division

The Antimicrobials Division (AD) is responsible for all regulatory activities associated with antimicrobial pesticides and pesticide devices, including product registrations, amendments, and reevaluation (data call-ins, reregistrations, registration review).

On this page:

Name E-Mail Phone Area of Responsibility

Immediate Office: 703-308-6411
Fax: 703-308-6437

  Vacant   Director
Anita Pease 703-305-0392 Acting Division Director
Steve Weiss 703-308-8293 Acting Deputy Director
Diane Isbell 703-308-8154 General registration questions, pesticide devices
AD Ombudsman   General registration questions, treated articles
Devices   Devices and Device Determinations

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Risk Assessment & Science Support Branch (RASSB)
Fax: 703-308-6467

Laura Parsons 703-305-5776 Acting Branch Chief
Timothy Leighton 703-305-7435 Human Exposure, Assessment and Risk Characterization
Donna Randall 703-605-1298 Environmental Exposure Assessment and Risk Characterization
Tim McMahon 703-308-6342 Senior Scientist Toxicology, Risk Assessments

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Product Science Branch
Fax: 703-308-6467

Emily Mitchell 703-308-8583 Branch Chief
Kristen Willis 703-347-0515 Team Leader Efficacy Evaluation Team Efficacy and Public Health Protocol Review
Efficacy questions    
Karen P. Hicks 703-308-8417 Team Leader Toxicology/ Chemistry Team Product Chemistry and Acute Toxicology Review

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Regulatory Management Branch I 
Fax: 703-308-6467

Kay Montague 703-305-1243 Acting Branch Chief
Eric Miederhoff 703-347-8028 Team Leader PM Team 31 Quaternary ammonium, Compounds, Ethylene Oxide
Zeno Bain 703-347-8102  Team Leader PM Team 33 Antifoulants, Copper, Silver, Peroxy and Zinc compounds, MBT, Nabam, Gluteraldehyde, Isothio zoline-ones, Formaldehyde

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Regulatory Management Branch II
Fax: 703-308-8481

Rose Kyprianou 703-305-5354 Branch Chief
Demson Fuller 703-308-8062 Team Leader PM Team 32 Sodium and Calcium Hypochlorite, Iodine, Bromine and Water Purifiers.
Jacqueline Hardy 703-308-6416 Team Leader PM Team 34 Wood preservatives, Phenolic Compounds, Pine Oils, Design for the Environment
Richard Fehir 703-347-8101 Team Leader PM Team 36  (Reevaluation): Registration Review, Reregistration Eligibility Decisions (REDs), Data Call-Ins (DCIs), Product Reregistration
Jose Gayoso 703-347-8652 Senior Regulatory Advisor

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