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Demetrios Marantis joined JPMorgan Chase in September 2021 and oversees the firm’s Global Corporate Responsibility department which advances an inclusive economy and ensures strong, durable financial systems around the world.
Marantis joined JPMorgan Chase from Visa, where he served as Senior Vice President of Global Government Engagement from 2015 to 2021 leading their global public policy and government relations team. He led the creation of the Visa Economic Empowerment Institute and played a leading role in the Visa Foundation's $200 million commitment to empower the post-COVID economic recovery of women owned small and micro businesses. Before Visa, Marantis led Square’s global policy, government, and regulatory affairs.
In the public sector, Marantis served as Acting United States Trade Representative and Deputy United States Trade Representative. Nominated for the position by President Barack Obama, he was responsible for U.S. trade policy throughout Asia and Africa, led negotiations for the Trans Pacific Partnership, and negotiated the first regional trade agreement to reduce trade barriers on environmental goods. He also was Chief International Trade Counsel for the Senate Finance Committee.
Marantis holds a J.D. from Harvard Law School and an A.B. in Public and International Affairs from Princeton University. He lives in Washington, D.C. with his husband.