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Our leadership

The leadership of Wiss Partners comprises specialized law professionals whose global perspective, language skills, cultural affinity, and deep knowledge spanning finance, project finance, mergers & acquisitions, corporate and commercial law, and international arbitration have been instrumental in driving our success.

MARCIA WISS, ESQ

Managing Partner, Wiss & Partners, Washington, D.C.

Marcia has been in the private practice of law for the past 40 years, having recently retired as an equity partner at the global law firm Hogan Lovells LLP, and prior to that was the deputy to the Assistant General Counsel for Finance at the Overseas Private Investment Corporation (OPIC). She has been the lead counsel on numerous

projects financed by the U.S. Export Import Bank, OPIC, and the International Finance Corporation, as well as commercial banks and the capital markets. Her financing experience includes aircraft, power

plants, hotels, telecommunications systems, mines, agribusiness, and processing, manufacturing, and environmental facilities. She has represented clients in international business transactions on the Indian

Subcontinent, Latin America, the Far East, the Caribbean, Africa, Eastern and Central Europe and the Middle East.

Marcia Wiss' practice concentrates on international project finance and business transactions, with a particular focus on the financial structuring of and political risks in international projects in emerging markets.

Marcia has authored numerous publications and lectured on finance, investment, commercial and economic policy issues, political risk analysis, banking, foreign investment, public/private cooperation, and international finance, especially project finance, trade policy issues, trade with developing countries, privatization,

and the Multilateral Investment Guarantee Agency (of the World Bank). She is currently and has taught a course on international project finance and investment at Georgetown University Law Center for more than 30 years and is currently and has taught for a dozen years a class on international investment law at Johns Hopkins School of Advanced International Studies.

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FÁDIA TUMA ANTUNES, ESQ

Wiss & Partners, Washington, D.C.

Fádia is Counsel at Wiss & Partners LLP based in Washington, DC, where she focuses her practice on corporate and contract law, cross-border business transactions, and international project finance and investment in emerging markets.

Fádia advises clients in structuring and securing funding for resilient and sustainable projects in a wide range of sectors and in navigating complex legal landscapes, including by helping clients adequately assess and allocate political and economic risks, identifying and acquiring adequate tools of risk mitigation, such as political risk insurance, and by advising on compliance with applicable laws and international standards. She has worked with clients in water, renewable energy, air and space, extractive, oil and gas and green technology industries in North America, Central America, South America, Africa and Southeast Asia. She also assist clients on pro bono matters in local renewable projects and is passionate about promoting the added value of responsible investment practices.

Fádia is currently an adjunct professor at the Georgetown University Law Center, teaching graduate students International Project Finance and Investment. Prior to joining Wiss & Partners, she worked under Judge Peter Messitte at the US District Court of Maryland in Greenbelt, conducting international and comparative law analyses. She also worked in the private practice of law in Brazil, advising clients on Brazilian corporate law and civil liabilities and representing clients in litigation and arbitration.

Fádia earned her law degree from the Federal University of the State of Para in Brazil and her LL.M. from the Georgetown University Law Center. She also holds an MBA in Finance from the University of the Potomac. Fádia is admitted to the bars of the District of Columbia, the State of New York and Brazil.

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