James Hunsberger helps clients navigate the full range of complex antitrust challenges, from major global mergers to high-stakes litigation and government investigations. James has over a decade of experience representing leading companies in high-profile matters before courts across the country, the DOJ and FTC, and international agencies. James is known for delivering clear, practical strategies that align with his clients’ commercial goals, built on a deep understanding of their business and the markets in which they compete.

Audrey van Duyn is an associate in Axinn's Antitrust group. Her practice focuses on antitrust cartel defense, including government investigations and civil litigation. Her experience also includes merger review, antitrust counseling, and corporate compliance. 

Ted Mathias serves as lead counsel in complex patent litigation, often managing cases involving more than 15 patents. He frequently handles matters at the intersection of patent and antitrust law, with a strong focus on advising clients in the pharmaceutical industry.

Daniel Bitton heads Axinn’s West Coast antitrust practice and is a member of the Firm’s Executive Committee. With a strong foundation in both E.U. and U.S. law, Daniel guides clients through complex antitrust litigation, government investigations, and merger clearances across the globe. He is antitrust counsel to major Fortune 500 companies, including Google, McKesson, and Stanley Black & Decker.

Don Wang is an associate in Axinn’s Intellectual Property group. Don’s experience includes counseling technology companies with a focus on patent litigation in district courts and before the International Trade Commission and the Patent Trial and Appeal Board. He has also assisted health insurance and pharmaceutical companies in complex antitrust matters before U.S. federal courts. Don is currently serving as the co-chair of the firm’s LGBTQ+ ERG (AxinnPride).

Brooke Oppenheimer’s practice focuses on discovery, cybersecurity, and data protection. Brooke regularly advises clients on general discovery litigation strategy, data management, privacy, security compliance, and breach response. Further, Brooke manages large document review projects and productions in preparation for depositions, expert discovery, and trial.

James Hunsberger helps clients navigate the full range of complex antitrust challenges, from major global mergers to high-stakes litigation and government investigations. James has over a decade of experience representing leading companies in high-profile matters before courts across the country, the DOJ and FTC, and international agencies. James is known for delivering clear, practical strategies that align with his clients’ commercial goals, built on a deep understanding of their business and the markets in which they compete.

Audrey van Duyn is an associate in Axinn's Antitrust group. Her practice focuses on antitrust cartel defense, including government investigations and civil litigation. Her experience also includes merger review, antitrust counseling, and corporate compliance.