Ann Lilienthal is a partner of Morrison Foerster in the Agency Finance and Finance Groups, based in Washington, D.C. Ann focuses on international financing transactions and represents lenders (including development finance institutions, export credit agencies, multilateral institutions, and commercial banks) in connection with the development and financing of projects in a variety of sectors, including energy and infrastructure.
Ann’s practice focuses on complex international and cross-border project financing transactions in emerging markets worldwide, with a particular focus on Latin America, Central and South Asia, Africa, and the Middle East.
Her experience includes advising development finance institutions, multilateral agencies, regional development banks, and export credit agencies in their funding of essential infrastructure projects in developing countries.
Her practice spans multiple sectors, including:
Ann earned her J.D. degree from the University of Pennsylvania, where she served as a Legal Writing Instructor and also Associate Editor for the Journal of International Law. She received her B.A. in International Economics, summa cum laude, from American University of Paris.
Ann speaks Spanish and French.
Named one of Latin America's Top 100 Female Lawyers
Latinvex 2025
Band 1: Projects: Agency Financing
Chambers USA 2023 - 2025
Recommended for Project and Energy: Latin America: International Firms
The Legal 500 Latin America 2024
Recommended for Energy: Renewable/Alternative Power
The Legal 500 US 2023, 2024
Recommended for Finance: Project Finance
The Legal 500 US 2022 - 2024
Rising Star in Project Finance