Allan Marks is a part-time Lecturer at both the UCLA School of Law, where he teaches Energy & Infrastructure Finance, and the University of California, Berkeley School of Law, where he teaches Structuring & Negotiating Complex Financial Transactions. He previously taught Energy & Infrastructure Project Finance at the University of California, Berkeley at both the Law School and the Haas School of Business, and he taught a course on project finance in the post-graduate program in Derecho de Empresa at the Universidad Panamericana in Mexico City. He is also a Senior Fellow at the Columbia Center on Sustainable Investment, a joint center of Columbia University’s Law and Climate schools.

As a lawyer at Milbank LLP for over 30 years and a partner in the firm’s Global Project, Energy & Infrastructure Finance group and member of the Private Equity, Renewable Energy, Latin America, and Global Risk & National Security practices, he has handled complex transactions in the United States, Canada, Latin America, Asia, and Europe with an aggregate value of over $100 billion. He is one of the world's leading project finance lawyers with deep expertise across multiple sectors: power and renewable energy, transportation, water supply and water treatment, airports, rail, port terminals, alternative fuels, social infrastructure, and telecommunications and digital infrastructure.

Many of his transactions focus on the energy transition, renewable energy, innovative clean technologies, and sustainability. Focused on energy and infrastructure project finance and development, his practice encompasses international and cross-border transactions, private equity, mergers & acquisitions, acquisition finance, capital markets and private placements, public-private partnerships, joint ventures, restructurings, construction, banking, insurance and regulatory matters, and a range of commercial transactions. He has advised boards of directors, senior executives, bankers and fund managers on risk mitigation and corporate strategy.

Marks received his B.A. in International Studies from The Johns Hopkins University and his J.D. from the University of California, Berkeley School of Law, where he was Articles Editor of the International Tax & Business Lawyer (predecessor to the Berkeley Journal of International Law).

Marks created and hosts the podcast Law, Policy & Markets and is a Contributor to Forbes. He speaks and publishes frequently on energy, infrastructure, business strategy, financial markets, climate change, public policy, and international transactions. He has been interviewed and quoted in The New York Times, Los Angeles Times, POLITICO Pro, CNN Business, Bloomberg, S&P Global Market Intelligence, and other media outlets.

Marks was for 11 years the founding co-chair of the State Bar of California’s Subsection on Public-Private Infrastructure. He is a member of the Pacific Council on International Policy and served on Law360's Project Finance Editorial Board. He has been named a “Global Elite Thought Leader” for Project Finance by Lexology and one of California’s “Top 50 Development Lawyers” by the Daily Journal.