Deen Kaplan, a Director of the Hogan Lovells international trade group, represents businesses and governments in a wide range of international trade and investment disputes, policy matters and customs/security-related issues. Deen acts on behalf of clients in several fora, including dispute settlement proceedings before the World Trade Organization (WTO), the London Court of International Arbitration (LCIA), U.S. and Chinese government-led investigations and appeals, NAFTA disputes and trade-related bilateral and multilateral negotiations. Deen's areas of concentration include international arbitration, government-related disputes, subsidy law policy, WTO matters, countervailing and antidumping duty litigation, security and trade, and trade in technology products.

Deen also brings to bear nearly a decade's worth of practical experience in the business and nonprofit sectors, including service as an executive in computer hardware, software development, and consulting businesses.

Deen is the associate editor of the Kluwer Law International ITA Monthly Report, an international arbitration law journal published in association with the Institute for Transnational Arbitration. He also lectures regularly on international trade and investment issues and teaches international trade and dispute law at the University of Maryland School of Law as a member of the adjunct faculty.