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Constantin Abarbieritei

Chief Operating Officer

Constantin Abarbieritei is the chief operating officer at Plan International USA, an international humanitarian and development organization that partners with adolescent girls and children around the world to overcome oppression and gender inequality, providing the support and resources that are unique to their needs and the needs of their communities, ensuring they achieve their full potential with dignity, opportunity and safety.

He has more than 25 years of experience managing international practices for global organizations. His areas of focus include corporate finance and mergers and acquisition work; strategic and operational planning; and field work as a project director. Constantin has also delivered programs in diverse technical areas, including climate change, water and sanitation, food security, economic development and impact evaluation.

At Plan, Constantin has led the successful restructuring of how the organization manages its programs, resulting in the creation of the Program Management Unit. This has led to increased data-driven management and efficient use of resources, better collaboration across the organization and an increased impact for the community members where Plan works.

Previously, Constantin was a division vice president at Abt Associates, following its acquisition of IBM’s International Development practice. While at Abt, he managed the International Economic Growth Division, a $70 million business unit that implemented programs in economic growth, climate change and impact evaluation for the USAID, the United Kingdom’s Department for International Development, Gates Foundation, Millennium Challenge Corporation, Asian Development Bank and Inter-American Development Bank. He led a multidisciplinary team of more than 300 staff based in the U.S. and in project offices around the world.

Constantin holds an economics degree from the Academy of Economic Studies in Romania, and a master of private and public management/master of business administration from Yale School of Management.

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