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David Marx
McDermott Will & Emery • Chicago, IL
Antitrust Trade LawAntitrust & Trade Law Litigation Health Care
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Contact
Email
Phone
(855) 740-2048
Address
227 West Monroe Street Suite 3100, Chicago, IL, 60606-5064, US
Professional
About
David Marx is a seasoned attorney with McDermott Will & Emery in Chicago, where he focuses his practice on antitrust & trade law, litigation, and health care matters. Based at the firm’s Chicago office, he advises clients on complex legal and regulatory issues that require strategic thinking, careful analysis, and a deep understanding of the evolving business and health care landscapes. His work is shaped by a practical, solutions-oriented approach designed to help clients navigate risk while advancing their broader organizational goals. With extensive experience in high-stakes legal matters, Mr. Marx is known for providing clear, business-minded counsel in disputes and regulatory challenges that can have significant operational and financial implications. His background in litigation supports a disciplined and detail-driven approach, while his antitrust and trade law experience positions him to address competition-related concerns with precision and insight. In the health care space, he assists clients facing a highly regulated environment where compliance, market dynamics, and legal strategy often intersect. Clients working with Mr. Marx benefit from his commitment to responsiveness, thoughtful problem-solving, and steady advocacy. He understands that legal matters in these areas often demand not only strong legal judgment, but also the ability to anticipate challenges and align strategy with client objectives. Through his work at McDermott Will & Emery, he continues to support clients with professionalism, diligence, and a focus on achieving practical outcomes.
About Antitrust Trade Law
Antitrust attorneys handle matters involving competition law, market practices, and trade regulations. They help businesses comply with antitrust laws and defend against claims. Common matters include price fixing, monopoly claims, merger review, trade practices.
Credentials
Education
1975 Syracuse University College of Law JD - Juris Doctor 1972 Amherst College BA - Bachelor of Arts
Recognition & Involvement
Awards
2005 America's Leading Business Lawyers, Chambers & Partners USA's
Publications
2006 Health Law360 A General Counsel's Guide to Avoiding the Healthcare Antitrust Minefield 2003 G-2 Compliance Report FTC's Focus on Healthcare Providers: How Not to Become a Target 2001 Antitrust Health Care Chronicle - Vol. 15 No. 2 Messenger Model Provider Networks--The Problem Isn’t Their Formation, It’s Their Operation” 1999 Unknown present David Marx, Jr.'s List of Publications, Presentations and Other Professional Activities
Associations
American Bar Association Member
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Updated: Jul 29, 2026