Justin Siberell served as Ambassador to the Kingdom of Bahrain from 2017-2020. Prior to that
assignment, he served as Acting Coordinator for Counterterrorism and as Principal Deputy
Coordinator for Counterterrorism at the Department of State. Ambassador Siberell joined the
Foreign Service in 1993 and completed a 27-year career prior to his retirement in 2020. At the time
of his retirement, Ambassador Siberell was a member of the Senior Foreign Service with a rank of
Minister Counselor.

Earlier Foreign Service assignments include Principal Officer of the U.S. Consulate General in Dubai,
United Arab Emirates; Director of the American Cultural Center in Alexandria, Egypt, and service at
U.S. Embassies and Consulates in Iraq, Jordan, Tunisia, United Arab Emirates, and Panama.
Ambassador Siberell is a 2002 graduate of the State Department’s Arabic Language Field School in
Tunis, Tunisia, and speaks Arabic and Spanish.

In Washington, in addition to his assignments in the Bureau of Counterterrorism, Ambassador
Siberell completed tours in the State Department Operations Center and Executive Secretariat; as
Desk Officer for Iran in the Bureau of Near Eastern Affairs; and as Executive Assistant to the National
Security Advisor at the White House.

Ambassador Siberell joined Bechtel in 2020 where he serves as Region President for Europe, Africa,
and Middle East. In that role, he oversees Bechtel’s relations in those geographies, assisting
business development and operations teams across the company’s five business lines develop and
execute Bechtel’s portfolio of extraordinary projects.

Ambassador Siberell is a member of President Biden’s Advisory Commission on Doing Business in
Africa (PAC-DBIA). He also serves on the Board of the Corporate Council on Africa; and is a member
of the Board of Trustees of the American Mission Hospital in Manama, Bahrain.

He is married to Arnavaz Motiwalla Siberell. They have three children.