Patrick W. Pearsall

Partner | Allen & Overy LLP (Washington, D.C.)

Patrick Pearsall has extensive experience representing parties in international disputes and providing strategic advice on asset protection, global investment and commercial contracts. He served in the U.S. State Department for nearly a decade, working on economic and natural resource diplomacy, and departed as the Chief of Investment Arbitration.

Patrick is often called upon to provide strategic counsel to parties when they face international disputes, including matters related to energy and natural resources, and has experience with nearly all of the major international commercial arbitration rules. He is a trusted adviser to Fortune 500 companies and governments alike.

In addition to his representations, Patrick was on a drafting committee for revision of the International Court of Arbitration’s (ICC) rules and led the negotiations of several bilateral and multilateral treaties. He advised on the negotiation of the investment provisions in the Trans- Pacific Partnership (TPP), the Transatlantic Trade & Investment Partnership, and the U.S.-China Bilateral Investment Treaty. He is widely recognized as one of the foremost experts on investment protection in the world.