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USDA.gov USDA.gov
FAS Offices
Office of Negotiations and Agreements (ONA) - Contacts
 
Office of the Deputy Administrator
Brian Grunenfelder Acting Deputy Administrator 202-720-6136 brian.grunenfelder@fas.usda.gov
David Miller Assistant Deputy Administrator

202-720-1324

 david.miller@fas.usda.gov
Multilateral Affairs Division
Andrew Burst Director 202-720-9519 andrew.burst@fas.usda.gov
Michelle Calhoun

Deputy Director, Multilateral

 202-720-9513 michelle.calhoun@fas.usda.gov
Wendell Dennis

Deputy Director, International   Organizations

 202-720-1319 wendell.dennis@fas.usda.gov

Regional and Bilateral Division
Jeffrey W. Jones Acting Director 202-720-8495 jeffrey.jones@fas.usda.gov
Vacant Deputy Director    
Monitoring and Enforcement Division
Charles Bertsch Director 202-720-6278 charles.bertsch@fas.usda.gov
Aileen Mannix Deputy Director 202-720-6791 aileen.mannix@fas.usda.gov