Stuart Berkson focuses his practice on international business transactions, with an emphasis on international investments and mergers and acquisitions. He provides counsel for international companies, and on their behalf handles direct investments, acquisitions, dispositions, reorganizations, joint ventures, licensing and distribution arrangements that often encompass multiple jurisdictions.

He is well versed in international investment issues and legal and business concerns for investors, including tax. Among his clients are high tech companies, service companies, petrochemical companies and a wide variety of manufacturers from around the world. Stuart has extensive experience in matters involving jurisdictions throughout the Americas, along with South Africa, Israel, Western Europe and Asia. He is licensed as a foreign consultant in Brazil by OAB-SP, the bar association of São Paulo.

In 2011, Stuart was named the chair of DLA Piper's Diversity and Inclusion Committee for the Chicago office.