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International Bureau Office of the Bureau Chief

Front Office
  • Mindel De La Torre, Bureau Chief
  • Nese Guendelsberger, Deputy Chief
  • Troy Tanner, Deputy Chief
  • Tom Sullivan, Associate Bureau Chief / Chief of Staff
  • Kathryn O’Brien, Assistant Bureau Chief
  • Jennifer Gilsenan Assistant Bureau Chief
  • Kathleen Collins, Assistant Bureau Chief
  • Francis Gutierrez, Assistant Bureau Chief
  • Sarah Van Valzah, Assistant Bureau Chief for Management
  • Walt Strack, Assistant Bureau Chief and Chief Economist
  • Jerry Duvall, Senior Advisor to the Bureau Chief for Economic Analysis
  • Donna Christianson, Chief Data Officer
  • Robert Nelson, Chief Engineer
  • Robert Somers, Outreach Coordinator
Name Telephone E-mail
Bureau Chief Staff
Collins, Kathleen 202-418-1474
Courtney, Shawana 202-418-7932
Delao, Maira 202-418-7171
Downey, Frances 202-418-7371
Duvall, Jerry 202-418-2616
Faulk, Sandra G. 202-418-1467
Gilsenan, Jennifer 202-418-0757
Guendelsberger, Nese 202-418-0634
Gutierrez, Francis 202-418-7370
Campbell, Kathleen A. 202-418-0753
Christianson, Donna 202-418-7326
Marcelo, Ron 202-418-1494
Nelson, Robert 202-418-2341
O'Brien, Kathryn 202-418-0439
Sanni-Sanoussi, Sulieman 202-418-0277
Somers, Robert 202-418-1483
Strack, Walt 202-418-1629
Sullivan, Thomas P. 202-418-0411
Tanner, Troy 202-418-1475
De La Torre, Mindel 202-418-0437
Van Valzah, Sarah 202-418-0409
Williams, Cheryl 202-418-0497

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