About

William J. Barrow is a seasoned attorney practicing with Mayer Brown LLP and the Law Offices of William J Barrow in Washington, DC. Based at 1999 K St NW, he brings extensive experience in Antitrust & Trade Law, International Law, and Administrative Law, offering clients knowledgeable guidance on complex legal and regulatory matters. With a long-standing presence in the legal profession, he is recognized for his ability to navigate multifaceted issues that intersect with government regulation, global commerce, and administrative processes. Mr. Barrow’s practice is centered on helping clients address high-stakes matters with clarity, precision, and strategic insight. In antitrust and trade matters, he advises on the legal and commercial implications of market competition, cross-border transactions, and regulatory compliance. His work in international law supports clients facing legal challenges that span jurisdictions, while his administrative law practice reflects a strong understanding of agency rules, procedures, and decision-making frameworks. He approaches each matter with careful analysis and a practical focus on solutions tailored to the needs of the client. Known for his professional and measured approach, William J. Barrow is committed to providing responsive counsel grounded in experience and legal acumen. He works to help clients manage risk, interpret evolving legal obligations, and move forward with confidence in an increasingly complex domestic and international regulatory environment.

Credentials

Related Legal Services

Other Antitrust Trade Law Attorneys in Washington, DC