AmCham Vietnam values our partnership with the U.S. Mission In Vietnam. We share interests to strengthen the U.S.-Vietnam trade and investment partnership and enable a fair, transparent, predictable regulatory environment that values innovation. We celebrate more than 25 years of AmCham Vietnam’s existence and U.S.-Vietnam diplomatic relations and look forward to investing in the future for an even stronger partnership and mutual prosperity for our peoples.
Ambassador
Marc E. Knapper
Consul General
Susan Burns
Robert J. Greenan
Deputy Principal Officer
Consulate General Ho Chi Minh City, Vietnam
Robert Greenan is the Deputy Consul General at the U.S. Consulate in Ho Chi Minh City, Vietnam. He joined the State Department in 2002 and is a career member of the Senior Foreign Service. He most recently served as Director of the State Department Press Office in the Bureau of Global Public Affairs. Overseas, Robert has served as Counselor for Public Affairs at the U.S Embassy to Austria, Cultural Affairs Offficer at the U.S. Embassy in Riyadh, Saudi Arabia and at the U.S. Embassy in Baghdad, Iraq, and Deputy Spokesperson at the U.S. Embassy in Cairo, Egypt. Other U.S. assignments include Deputy Director of the State Department Foreign Press Center in New York City, staff assistant to the Assistant Secretary of State for Educational and Cultural Affairs and as program officer for Fulbright and Freedom Support Act academic exchanges in Europe and the Middle East.
Robert was a Peace Corps Volunteer in Vladivostok, Russia from 1995 to 1997.
He earned a Masters of Public Policy from the Robert F. Wagner School of Public Service at New York University and a Bachelor of Arts in German and International Relations from the University of Wisconsin-Madison. He speaks German, Russian, Arabic and Vietnamese.
Honorary Board of Governor Liaisons
AmCham Vietnam’s Board of Governors agreed in 2019 to establish the positions of “Honorary Board Liaison” positions and appoint two representatives from the U.S. Consulate in HCMC in this capacity. The Honorary Board Liaison positions, representing the Consulate’s Economic and Commercial sections, do not have voting rights and serve to increase communication and coordination with the U.S. Mission in Vietnam.
Gregory Harris
Principal Commercial Officer, U.S. Commercial Service (FCS)
U.S. Consulate, Ho Chi Minh City, Vietnam
Gregory Harris began his tour as PCO in Ho Chi Minh City in August 2023. PCO Harris will be responsible for commercial operations in southern Vietnam, one of Southeast Asia’s most vibrant commercial areas.
Before undertaking Vietnamese studies, PCO Harris finished his tour as PCO in Beijing China, our largest office which covers a territory with a GDP of $6 trillion dollars. In Beijing, his team helped client close more than a record $50 billion dollars in sales and investment contracts for U.S. entities. He was known for developing staff to numerous promotions and awards, including several Gold Medal Awards, the Commerce Department’s highest honor. He was also intimately involved in helping provide life-saving materials for the American people during the pandemic.
Previously, Mr. Harris was the Senior Commercial Officer and Director of the Commercial Service’s Liaison Office to the Asian Development Bank. In this regional leadership role, he helped U.S. firms bid on ADB projects in forty countries across Asia. He was also a pioneer in recognizing the strategic and commercial importance of the Pacific. Mr. Harris also led commercial operations in southern Taiwan as PCO in Kaohsiung.
Mr. Harris also served as team leader at two of our busiest commercial posts, Shanghai, and Taipei, where he was a global leader in helping clients achieve their export goals. Before entering international operations, he served clients from the US Export Assistance Center in Grand Rapids, Michigan. Mr. Harris earned a BA from the University of New Mexico and a MA from the Jackson School at the University of Washington. He is professionally qualified in Chinese and Vietnamese. A veteran, Mr. Harris served as a cryptologic linguist for the U.S. Air Force with tours in Japan and Korea. He is married with two children.
Alex Tatsis
Economic Section Chief
U.S. Consulate, Ho Chi Minh City, Vietnam
Alexander Tatsis is the Economic Section Chief at the U.S. Consulate General in Ho Chi Minh City. Previously, he served as Senior Vietnam Desk Officer in the Bureau of East Asian and Pacific Affairs at the Department of State in Washington. He has also served in the U.S. Embassies in Kuala Lumpur, Islamabad, Paris, and Khartoum, Sudan. Prior to joining the Foreign Service, he worked in finances in New York.
Alexander is a graduate of Georgetown University. He speaks French and Greek.