Antitrust lawyers

David Feher

Winston Taylor

David Fioccola

A seasoned litigator and trial lawyer, David Fioccola specializes in the defense of complex commercial disputes and consumer class actions. With more than 25 years of experience, David has tried cases in federal and state courts and before arbitral tribunals throughout the U.S. He regularly defends Fortune 500 companies in bet-the-company litigation as well as financial institutions against claims involving federal and state law violations, including antitrust laws, trust claims, and breach of contract. David has extensive experience handling large-scale internal investigations and represents clients before U.S. federal and state agencies, including the Department of Justice, the Consumer Financial Protection Bureau, the Office of the Comptroller of the Currency, the Federal Trade Commission, and the Securities and Exchange Commission, and state agencies, such as the New York Department of Financial Services and state attorneys general. Moreover, he has significant experience counseling clients in various U.S. federal laws and statutes. Prior to joining Proskauer, David was the co-chair of the Class Actions and Mass Torts Practice Group as well as the Trial Practice Group at Morrison & Foerster.

Proskauer Rose LLP

David Gelfand

David Gelfand is a partner based in the Washington, D.C. office. His practice focuses on a broad range of antitrust matters, including U.S. litigation, notifying mergers and acquisitions in the U.S. and other jurisdictions, and providing antitrust advice to clients regarding potential transactions and various business practices. His clients have included companies in various industries, including computer software, computer hardware, information services, electronic platforms, chemicals, metals, pharmaceuticals, product manufacturing, retailing, and oil and gas. He is a frequent speaker at industry conferences and academic seminars.

Cleary Gottlieb Steen & Hamilton

David Greenspan

Winston Taylor

David Gringer

Partner

WilmerHale

David Hamilton

Partner

DLA Piper LLP (US)

David Higbee

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Paul, Weiss, Rifkind, Wharton & Garrison LLP

David Korn

David H. Korn focuses his practice on complex litigation, particularly in the areas of antitrust, securities and general commercial.

Cravath, Swaine & Moore LLP

David Kupka

David Kupka is Partner in the Antitrust & Competition Department of Willkie Farr & Gallagher LLP in Brussels. Focusing on European and French competition law, his main areas of practice encompass anticompetitive practices (cartels, vertical restrains and abuse of dominant position) and merger control issues. He practices in French and English.

Willkie Farr & Gallagher LLP

David Lender

Co-Chair of Weil’s global Litigation Department

Weil, Gotshal & Manges LLP

David Lesser

Partner

King & Spalding

David Lisner

Partner

Cohen & Gresser LLP

David Marriott

David Marriott, a distinguished litigator, is renowned for his experience handling high-stakes disputes across federal and state courts and administrative agencies. A recognized leader, David is a fellow of the American College of Trial Lawyers and the International Academy of Trial Lawyers. He also routinely receives accolades from the legal press for successfully representing clients in precedent-setting matters. David leverages his trial skills and strategic acumen to guide clients in business-defining litigation involving: Antitrust Intellectual property Securities Environmental matters Complex commercial issues David advises across a broad range of highly scrutinized industries, including technology, healthcare, pharmaceuticals, consumer products, and telecommunications. In addition to his practice, David is an Adjunct Professor at New York University School of Law and a Lecturer in Law at Columbia University School of Law, where he teaches antitrust, intellectual property, and trial practice. Before joining Latham, David was a partner at another leading law firm.

Latham & Watkins

David Munkittrick

David Munkittrick represents companies in consequential disputes where competition, innovation, and creative enterprise intersect. He is often engaged when legal doctrine is evolving, business models are under pressure, and the outcome of litigation carries industry-wide implications. Known for his calm approach to complex issues, he develops strategies that are creative but disciplined. David brings clarity and structure to intricate matters while grounding advocacy in a rigorous understanding of how his clients’ businesses function. David’s practice spans antitrust, copyright, and high-stakes commercial litigation across the modern economy, from pharmaceuticals and healthcare, to automotive, music and live entertainment, sports and trading cards, agriculture, financial services, hospitality, and technology. He is increasingly called on for matters at the intersection of antitrust, copyright, and AI, where market-power and creative-rights questions entangle. He is at the forefront of data access issues, having represented Bright Data in closely watched and precedent-setting litigations involving the right to access public web data and testing the contours of competition law in technology-driven markets. David has tried bench and jury cases involving price discrimination and group boycott claims, defended Fortune 500 companies in some of the highest-profile investigations and litigations of the past decade, and counseled clients through the full litigation life cycle. His antitrust experience also includes defending clients in federal class actions and competitor suits alleging monopolization and exclusionary conduct, as well as representing companies in investigations before the DOJ and FTC. A former practicing musician, David represents major music and entertainment companies and artists in infringement, ownership, and licensing disputes, including matters involving digital distribution and evolving media platforms. His clients include the NMPA, Sony Music Entertainment, U2, Madonna, Live Nation, UMG, and Warner. An active commentator on developments in antitrust and copyright law, David writes and speaks frequently. In addition to his monthly Law360 column, “FTC Focus,” his writing has been featured in the GCR Private Litigation Guide, Proskauer’s privacy and antitrust treatises, and the Fordham IPLJ Symposium. Outside the firm, David serves on the board of the Lorelei Ensemble and was previously on the board of the New York Choral Society. He has taught the Law and Music course at the Eastman School of Music. An accomplished classical pianist, David made his Carnegie Hall debut while at Proskauer, performing as part of a piano trio.

Proskauer Rose LLP

David Ogden

Retired Partner

WilmerHale

David Pearl

Partner

Axinn Veltrop & Harkrider

Dawn Yamane Hewett

Quinn Emanuel Urquhart & Sullivan, LLP

Dayna Chikamoto

Associate, New York

Herbert Smith Freehills Kramer

Debra Behrendt

Attorney - Litigation and Investigations

Bryan Cave Leighton Paisner

Deidre Johnson

Counsel

Ropes & Gray LLP

Denis Redon

Denis Redon joined CMS Francis Lefebvre in 1990 and became a partner in 2004. He practices in anti-trust, competition and trade with a focus on merger control, cartels and abuse of dominant position, restrictive trade practices, anti-competitive practices, economic regulations, unfair business practices, distribution law and customs and excise law. Denis Redon advises corporate clients on a broad range of competition issues. His practice also extends to audits, including compliance audits. He represents clients during audits by the competition authorities, the DGCCRF (French consumer protection agency) and the customs authorities. He is involved from the initial investigation stage through to defending or contesting the merits of the case and appeals. He also acts for clients in litigation proceedings with other partners in these areas.

CMS Francis Lefebvre

Denise Plunkett

Axinn Litigation Group Chair

Axinn Veltrop & Harkrider

Dennis Huang

Deputy CEO / Partner

Lee and Li, Attorneys-at-Law

Devora Allon

Devora Allon is a litigation partner in Kirkland’s New York office. She has a broad practice with a particular focus on antitrust, product liability and other commercial disputes. Devora also has significant trial experience, securing seven trial wins since 2015, including two recent victories in 2023 and 2024. Recently, Devora secured a victory for Gilead Sciences in a high-stakes jury trial involving billions of dollars in antitrust claims stemming from an alleged “pay-for-delay” scheme involving two HIV drugs. For this impressive victory, Devora and her co-counsel were selected as AmLaw’s “Litigators of the Week.” Her clients have also included Apple, GlaxoSmithKline, Starwood Capital Group, Sun Pharma, Teva, Torrent Pharmaceuticals and Upsher-Smith Laboratories.

Kirkland & Ellis LLP