Antitrust lawyers
Browse antitrust lawyers across jurisdictions worldwide. Review each profile for practice areas, admissions, languages and contact details, then reach out directly.
947 lawyers listed
Diane Sullivan
Partner
Weil, Gotshal & Manges LLP
Diego Böhrt
Partner
PPO Indacochea
Diego Villarroel
Partner
Ferrere
Dieter Paemen
Dieter Paemen's practice focuses on European and Belgian antitrust law. He has over twenty five years of experience advising clients in European and Belgian merger clearance procedures, cartel investigations, abuse of dominance investigations, licensing and distribution agreements, and copyright and unfair competition issues. He acts for complainants and defendants as well as interested third parties. Dieter has particular expertise in the information technology, retail, and manufacturing industries.
Clifford Chance
Dietrich Snell
Dietrich L. Snell is a partner in Proskauer's Litigation Department and a member of the White Collar Defense & Investigations Group. Dieter has extensive experience in law enforcement-related matters spanning a wide range of disciplines. He has both federal and state level prosecutorial and investigative experience, having served for nearly two decades as an Assistant U.S. Attorney; as New York Deputy Attorney General; and as Senior Counsel to the National Commission on Terrorist Attacks Upon the United States (the 9/11 Commission). Clients and Areas of Concentration Dieter’s clients include corporations and senior executives involved in civil and criminal investigations and prosecutions performed by federal and state law enforcement and regulatory authorities, in such diverse areas as money laundering foreign assets control antitrust false claims Foreign Corrupt Practices Act (FCPA) securities fraud (including New York's Martin Act) civil rights environmental law online gambling He frequently handles sensitive internal investigations for corporate clients and other entities. Dieter’s practice also includes commercial litigation in both federal and state court. Prosecutorial Experience As the New York Deputy Attorney General, Dieter was responsible for the investigation, litigation and regulatory activities performed by the Division of Public Advocacy under former Attorney General Eliot Spitzer. He supervised approximately 300 professional staff and oversaw complex cases and investigations involving: Unlawful discrimination in lending, housing, and employment; Bid rigging and other deceptive business practices by major participants in the insurance industry; Securities law violations stemming from market timing activities within the mutual fund industry; Conflicts of interest between research and investment banking functions of major Wall Street firms and the negotiation of a settlement between those firms and federal, state, and industry regulators; Violations of the Clean Air Act by power plants and challenges to related Environmental Protection Agency rulemaking; Federal court litigation over preemption claims by the Office of the Comptroller of the Currency regarding enforcement of the federal Fair Housing Act; Before joining the New York Attorney General’s office, Dieter served for 11 years as Assistant U.S. Attorney for the Southern District of New York, notably handling the successful prosecution of 1993 World Trade Center bomber Ramzi Yousef for Yousef’s role in the 1994-95 plot to destroy 12 passenger jets in midair, as well as cases involving securities and commodities, bank and computer fraud, narcotics, money laundering, and racketeering offenses. As Deputy Chief Appellate Attorney, he supervised the preparation and submission of briefs to the U.S. Court of Appeals for the Second Circuit. The 9/11 Commission In his role as Senior Counsel to the 9/11 Commission, Dieter led the team assigned to investigate the plot that culminated in the September 11 attacks. He negotiated with the law enforcement, intelligence and diplomatic communities regarding access to documents, evidence, and witnesses; reviewed voluminous classified and unclassified materials; conducted witness interviews; advised commission members and assisted them at public hearings; and drafted and edited substantial portions of The 9/11 Commission Report.
Proskauer Rose LLP
Dimitris Vallindas
Dimitris Vallindas is a partner in the Antitrust and Competition Practice Group in the firm's Brussels office. Dimitris advises on all areas of European and Greek competition law. He is a responsive lawyer focusing on the clients' needs to provide cost-effective and tailor-made solutions that work. In particular, he has significant experience in handling and coordinating complex multi-jurisdictional cartel and merger cases. Having frequently worked with top quality local counsel, he knows how to navigate through the complex issues that arise in such situations. Dimitris also has in-depth expertise in all types of State aid matters, including R&D, environmental, rescue and restructuring, risk-capital and privatisation cases. He has been frequently involved in litigation both at national and EU level. Dimitris' expertise covers several industry specific sectors, including the sectors of aviation, telecommunications, rail transport and energy. Prior to joining Sheppard, Dimitris was an academic assistant in EU law at the University of Aix en Provence in France. He then moved to Brussels, where he spent some time in a State aid unit of DG Competition (European Commission). After DG Competition, he switched to private practice and worked for three international law firms specializing in competition law before joining Sheppard.
Sheppard
Djordje Petkoski
Partner
Paul, Weiss, Rifkind, Wharton & Garrison LLP
Domenico Gullo
Partner
Hogan Lovells International LLP
Dominic Vote
Partner
WilmerHale
Dominica C. Anderson
Dominica C. Anderson, managing partner of Duane Morris' Las Vegas office, practices in both the firm's Las Vegas and San Francisco offices. She also is a member of the firm's governing Partners Board. Ms. Anderson has over 30 years of experience in high stakes commercial litigation, including representing insurance companies in complex insurance coverage cases, CGL and D&O throughout the U.S., and works with numerous clients to resolve issues abroad. Most recently, Ms. Anderson founded the firm’s COVID-19 working group and focuses a significant amount of time on COVID-19 related legal issues, including risk management advice. She often represents businesses in complex contract disputes; unfair competition; business interference; false advertising; securities; antitrust; defamation; e-commerce and intellectual property issues. She began her legal career doing direct defense of personal injury suits.
Duane Morris LLP
Douglas Dixon
Partner
Hueston Hennigan LLP
Douglas Koff
Douglas I. Koff is co-chair of the firm’s White Collar Defense & Government Investigations Group. Doug represents clients in high-profile civil and criminal proceedings, as well as investigative matters. He is best known for supervising these types of matters for financial institutions and broker-dealers as well as representing executives in the crosshairs of the government regulators and criminal authorities. Doug has been actively engaged in cases involving financial service institutions, broker-dealers and corporate executives relating to securities, derivative products and other complex financial instruments. In this regard, he has advised and defended companies and corporate executives in virtually all types of inquiries by civil and criminal authorities (as well as SROs) into business practices on Wall Street, including a wide array of matters involving the financial crisis. Doug has also handled major civil litigations and arbitrations involving a broad spectrum of substantive legal issues, including fraud, breach of contract, breach of fiduciary duty, reinsurance, piercing the corporate veil, mergers and acquisitions, and money laundering, as well as federal securities law. Additionally, Doug has handled numerous civil and criminal matters involving allegations of antitrust violations. Doug has been recognized as a leading lawyer by Chambers USA, which noted that he is “hard working, attentive and client-focused,” “extraordinarily focused and tenacious,” and “a smart, thorough litigator who is always on top of things.” Chambers also noted that he “has everything on his radar screen” and has a “remarkable ability to get along with anyone, making it his business to develop a rapport with other attorneys involved in his cases.”
McDermott Will & Schulte
Douglas Smith
Counsel
Mayer Brown
Dylan Wiseman
For 28 years, Mr. Wiseman has practiced exclusively in the fields of trade secrets, unfair competition, and employee mobility. Mr. Wiseman is the Co-Chair of Buchalter’s Trade Secret and Employee Mobility Practice Group. Since 2021, Dylan has been recognized by the Daily Journal, California’s legal industry newspaper, as among the Top Trade Secrets Lawyers in California. He is nationally recognized by London-based IAM (Intellectual Asset Management) for trade secret litigation. In 2023, IAM tapped Mr. Wiseman as its exclusive commentator on trade secrets law for the United States. In 2024, Mr. Wiseman spoke via Zoom at the United States Patent & Trademark Office’s trade secrets conference in Bangkok, Thailand for the Association of South East Asian Nations. In 2025, the United States Patent and Trademark Office tapped Mr. Wiseman to present on the status of U.S. trade secrets at the Asia Pacific Economic Cooperation’s trade secret workshop in Incheon, South Korea. Mr. Wiseman represents businesses, on both the plaintiff and defense side in disputes involving: Trade secrets Unfair competition Employee mobility and en masse departures Antitrust claims Disputes involving customer non-solicitation restrictions He also counsels employers and start-ups regarding best practices for intellectual property. Mr. Wiseman’s diverse group of clients include: Insurance brokerages Venture capital, private equity, and investment banking firms Aerospace companies Artificial intelligence and machine learning companies Mortgage banking firms Biomedical device companies Inventors Professional service firms Life sciences companies Renewable and sustainable energy companies Casinos Healthcare companies Sporting goods companies Media outlets Commercial banks Mr. Wiseman has extensive jury trial experience. He has been lead trial counsel in several complex designated unfair competition jury trials, including an eight-week jury trial. Mr. Wiseman also has substantial first-chair experience in complex arbitrations. Because of his trial experience, the California Lawyers Association asked Mr. Wiseman to be the sole author of the chapter on jury instructions in the treatise Trade Secret Litigation & Protection: A Practice Guide to the DTSA and CUTSA (4th Ed. 2021). Mr. Wiseman’s chapter provides a comprehensive critique of the CACI 4400 series jury instructions used for trade secret claims. Similarly recognizing Mr. Wiseman’s two decades of trade secrets trial verdicts, he is a co-author of the Template Civil Jury Instructions Under the Defend Trade Secrets Act, which was published in 2021 in the Intellectual Property & Technology Law Journal. In 2023, Mr. Wiseman joined The Sedona Conference – Working Group 12 (Trade Secrets), which is developing a set of pattern jury instructions for the federal Defend Trade Secrets Act. Appearing in state and federal courts, Mr. Wiseman has extensive experience litigating disputes under: The Uniform Trade Secrets Act The Defend Trade Secrets Act The Sherman Antitrust Act The Computer Fraud and Abuse Act California’s Unfair Competition Law, Business and Professions Code, section 17200 California’s Business & Professions Code sections 16600 and 16601 California’s intellectual property assignment provisions California Penal Code section 502 California’s employee duty loyalty provisions On multiple occasions, Mr. Wiseman has taught continuing education seminars regarding trade secrets and unfair competition litigation for the State Bar of California’s Labor and Employment Law Section. An award-winning lecturer, he has also taught continuing legal education seminars regarding intellectual property protection, social media and confidentiality, computer forensics, and eDiscovery. In 2017, Mr. Wiseman opened the Sacramento office after working for a year to plan, organize, and recruit the other Sacramento attorneys. The Sacramento office now has over 40 resident lawyers. Prior to joining Buchalter, Mr. Wiseman was a Shareholder for ten years at Littler Mendelson, the world’s largest labor and employment law firm.
Buchalter Law Firm
Ed Pagano
Ed Pagano provides advice to clients in the artificial intelligence, antitrust, communications, small business, privacy and emerging technology, among others. He has a profound understanding of the federal government’s inner workings, given his tenure with the Obama administration as Senate liaison and deputy assistant to the President for legislative affairs and with Sen. Leahy and the Senate Judiciary Committee for more than 20 years. Ed began his professional career as an associate at a large law firm before moving on to serve as a field director for the Clinton-Gore presidential campaign in 1992. During college, he played power forward for four years for the Vermont Catamounts basketball team. He remains active at the University of Vermont as a member of the board of trustees and through alumni and student engagement. To learn more about Ed, please visit his full profile: https://www.akingump.com/en/lawyers-advisors/ed-pagano.html
Akin
Edgar Romo
Co-Managing Partner
DLA Piper Mexico
Edison Freitas
Partner
Cescon Barrieu
Edoardo Gambaro
Partner
Greenberg Traurig
Eduardo Frade
Partner
Mattos Filho
Edward Donovan
Practice focused on intellectual property litigation including patents, trade secrets, trademarks, and related contract, antitrust, and unfair competition claims. Has represented clients in trials, preliminary injunction hearings, claim construction hearings, IPRs, arbitrations and before the ITC in technology areas including data networking, wireless communications, semiconductor manufacturing and circuitry, software, pharmaceuticals and medical devices. Trial experience in state and federal courts, the ITC, arbitration proceedings, and bankruptcy court. Experience counseling clients on appeals regarding patent-related issues involving industry standards, and FDA-implementation of the Hatch-Waxman Act.
Kirkland & Ellis LLP
Edward Scheideman
Partner
DLA Piper LLP (US)
Edward Soto
Co-Head of Weil’s Complex Commercial Litigation practice and Managing Partner of Weil’s Miami office.
Weil, Gotshal & Manges LLP
Ela Bali
Partner
JSA Advocates & Solicitors
Elaine Ewing
Elaine Ewing’s practice as a partner at the firm focuses on all areas of antitrust law, including merger reviews by the U.S. Federal Trade Commission, U.S. Department of Justice, and foreign authorities; civil antitrust litigation; criminal and civil antitrust investigations; and antitrust counseling. She frequently lectures and writes about antitrust issues.
Cleary Gottlieb Steen & Hamilton