Antitrust lawyers

Susannah Torpey

Winston Taylor

Svetlana S. Gans

Svetlana S. Gans is a partner in the Washington, D.C. office of Gibson, Dunn & Crutcher where she helps clients navigate complex consumer protection (advertising, marketing, privacy, and right to repair) and competition related regulatory proceedings before the U.S. Federal Trade Commission (FTC), U.S. Department of Justice Antitrust Division, and other enforcement bodies, and provides strategic advice on related public policy issues. Svetlana is a frequent speaker on FTC policy and enforcement issues, including FTC rulemaking.

Gibson, Dunn & Crutcher LLP

Sydney M. Smith

Sydney Smith, a counsel in the Washington, D.C. office, has decades of experience and expertise in pre-merger notification compliance. She counsels clients on the antitrust implications of their business activities. Sydney has significant experience with international and cross-border transactions. She regularly advises clients on clearance strategy and coordinates US and international merger control filings and clearance efforts. She has been deeply involved in pre-merger notification compliance throughout her career and specializes in Hart-Scott-Rodino analysis and filings. Sydney also advises clients on specific terms in contracts related to antitrust issues, due diligence and integration planning issues. She has obtained clearance of numerous mergers, acquisitions and joint ventures from the US Department of Justice / Federal Trade Commission Clearance Agreement. Sydney has worked with a broad range of industries including: oil and gas, private equity, master limited partnerships, engineering, construction products, information systems and networking, retail, groceries, food service distribution, chemicals and educational publishing.

Latham & Watkins

Taj Clayton

Taj Clayton serves as Chair of Latham’s Litigation & Trial Department in Texas. He represents public companies, private equity firms, and major sports franchises in complex commercial litigation matters, including product liability, mass torts, antitrust, breach of contract, and intellectual property disputes. Taj brings extensive experience to high-stakes matters, advising clients on: Bet-the-company disputes and multi-jurisdictional litigation Sensitive internal and governmental investigations Class actions and coordinated proceedings involving pricing and product claims Shareholder rights plans and activist defense matters Climate change litigation and related complex tort claims Multidistrict product litigation Disputes arising from regulatory, transactional, and compliance considerations Taj draws on his experience resolving disputes related to corporate transactions, governance priorities, strategic investments, and portfolio operations to serve as a strategic advisor to senior executives and boards. Before joining Latham, Taj worked at another global law firm.

Latham & Watkins

Takeshi Yoshida

Partner

Baker McKenzie (Gaikokuho Joint Enterprise)

Tamer Nagy

Partner

White & Case LLP

Tammy Tsoumas

Tammy Tsoumas represents leading U.S. and multinational corporations in antitrust and other complex commercial litigation matters including price-fixing, monopolization, patent licensing and restraint of trade, unfair competition, wrongful death, and bankruptcy matters. She has experience in federal and state courts across the country and in complex multidistrict litigation, representing clients in diverse industries such as transportation, technology, electronics, media, manufacturing, and financial services. Tammy’s experience includes years of representing and counseling clients in high-profile litigation matters, including authoring and arguing key motions and defending critical depositions. Among her cases was one in which Kirkland & Ellis won a motion to dismiss approximately $4.5 billion in claims against approximately 430 client defendants. The dismissed claims included actions for fraudulent transfers, preferences, equitable subordination and equitable disallowance.

Kirkland & Ellis LLP

Tara L. Reinhart

Partner

Skadden, Arps, Slate, Meagher & Flom LLP

Tara Lynn Tavernia

Tara Tavernia represents sophisticated clients in complex antitrust matters, including strategic mergers and government conduct investigations. Tara draws upon her extensive experience to efficiently guide market-leading companies and private equity clients through high-stakes antitrust matters involving: Transaction reviews, including securing unconditional approvals and, when necessary, Second Request compliance and merger remedy negotiation Investigations brought by federal enforcers Antitrust litigation She leverages her deep understanding of the agency landscape to deliver high-level client service in the face of government scrutiny across a broad range of industries. Tara is a member of the American Bar Association’s Antitrust Law Section and currently serves as the Co-Chair of The Antitrust Source online magazine.

Latham & Watkins

Tatiana Lins Cruz

Partner

TozziniFreire

Thane Scott

Thane concentrates his practice on matters involving antitrust and trade regulation. Throughout the past 30 years, he has counseled industry leaders and litigated prominent cases that define modern antitrust law. He actively litigates in both state and federal courts and has served as lead or liaison counsel in numerous multidistrict, complex, and class action cases. Thane regularly defends business and consumer class actions involving antitrust and business tort claims, including class certification issues, and he has successfully concluded well over 100 government investigations of mergers and other coordinated conduct involving national and international companies. He also handles disputes involving multi-tiered distribution systems and supply chain management, particularly in technology-intensive industries. Thane has achieved widespread recognition in leading national and international surveys of clients and fellow professionals. He is listed in The International Who’s Who of Competition Lawyers & Economists and The International Who’s Who of Business Lawyers, and is also featured in international rankings such as Cross Border Competition Handbook and the PLC Which Lawyer? publications.

Morgan, Lewis & Bockius LLP

Theodore Boutrous

Theodore J. Boutrous, Jr. is a partner in the Los Angeles office of Gibson, Dunn & Crutcher and a member of the firm’s Executive and Management Committees. He is a member of the American Law Institute and a Fellow of the American Academy of Appellate Lawyers. Ted represents clients in federal and state appellate courts throughout the U.S. in wide spectrum of cases, including media and technology, class action, securities, employment, antitrust, environmental, product liability, civil rights, and constitutional litigation. He has successfully persuaded courts to overturn some of the largest jury verdicts and class actions in history. He also represents media organizations and reporters in First Amendment matters.

Gibson, Dunn & Crutcher LLP

Thomas Connolly

Tom Connolly is routinely recognized as one of the leading practitioners in litigation, focusing on trial practice and matters of complex criminal and civil litigation, as well as internal and governmental investigations. Tom has represented a variety of individual and corporate clients in matters including white collar criminal defense, securities and accounting fraud, Foreign Corrupt Practices Act (FCPA), antitrust, environmental, healthcare fraud, export controls, and matters involving national security. He has also represented clients called to testify before House and Senate committees. Tom founded HWG’s litigation practice and served as chair until 2024. Before joining HWG, Tom served ten years as an Assistant United States Attorney in both the Eastern District of Virginia and the District of Columbia. During his tenure as a prosecutor, Tom was lead trial counsel in more than 50 jury trials in matters involving espionage, homicide, RICO, public corruption, bank fraud, government procurement fraud, export control matters, and immigration fraud. Tom was awarded both the John Marshall Award, the Department of Justice’s highest honor, as well as the Intelligence Medallion, the CIA’s highest civilian honor, for his work in the prosecution of James Nicholson, the highest-ranking CIA official ever convicted of espionage. Tom also successfully prosecuted David Sheldon Boone, a National Security Agency (NSA) crypto analyst, for spying on behalf of the Russian Federation. Tom is a member of the American College of Trial Lawyers, a professional organization of the leading trial attorneys in the nation. In addition, Best Lawyers has identified him as a leading litigator every year since 2004 and Chambers USA ranked him among the nation’s leading white-collar crime and government investigations practitioners. He has been recognized 10 times in Washingtonian magazine’s “Best Lawyers” in D.C. issue and in the publication’s 2022 “Top Lawyers Hall of Fame” list.

HWG

Thomas Dupree Jr.

Thomas H. Dupree Jr. is co-partner in charge of the Washington, DC office of Gibson, Dunn & Crutcher, co-chair of the firm’s nationwide Appellate and Constitutional Law practice group, and a member of the firm’s litigation department. He is an experienced trial and appellate advocate in federal and state courts. Tom has argued more than 80 appeals, including before the Supreme Court and all thirteen federal circuits. He has expertise in cases involving punitive damages, class actions, product liability, arbitration, intellectual property, antitrust, securities, employment, and constitutional challenges to federal and state statutes and regulations, and has succeeded in overturning many multimillion-dollar jury verdicts and striking down regulations.

Gibson, Dunn & Crutcher LLP

Thomas Elkins

Thomas is a partner in Linklaters’ Antitrust and Foreign Investment Group. He has expertise in all aspects of competition law, including merger control (before the European Commission and the French Competition Authority as well as coordinating multi-jurisdictional clearances), behavioural practices (cartel and abuse of dominance cases) and private damages claims. Thomas is a longstanding advisor to clients in the automotive, healthcare, tech and retail sectors.

Linklaters

Thomas Fina

Senior Counsel

Baker Botts L.L.P.

Thomas Moloney

Thomas J. Moloney is a partner of Cleary Gottlieb Steen & Hamilton LLP, based in the New York office. His practice focuses on big cases and complex dispute resolution including derivatives, bankruptcy, ERISA, securities, M&A, antitrust, and commercial litigation. He has lectured and written extensively on litigation and bankruptcy topics, including on the subjects of electronic discovery and derivatives litigation, including as co-author of the new chapter on Derivatives Litigation in the forthcoming Third Edition of the treatise Business and Commercial Litigation in Federal Courts.

Cleary Gottlieb Steen & Hamilton

Thomas Mueller

Partner

WilmerHale

Thomas Ryan

Partner Tom Ryan focuses his practice on defending health care providers in complex litigation. Specifically, Tom has handled unfair competition and unfair business practices claims against providers. These claims typically involve allegations of violations of health care regulations or California state law. These cases are often brought as class actions and antitrust cases. Tom has also handled numerous False Claims Act cases against health care providers. Again, the claims often involve allegations of the violation of one or more federal or state health care regulations. Tom’s experience extends to advising and defending health care providers that range from academic medical centers to portfolio companies of private equity firms. For further details of Tom's biography, please view McDermott website: https://www.mwe.com/people/ryan-tom/

McDermott Will & Schulte

Tiana Zhang

Partner

Kirkland & Ellis International LLP

Tiffany Lipscomb-Jackson

Partner

Jones Day

Tiffany Rider

Partner

Axinn Veltrop & Harkrider

Tilman Müller

Attorney-at-Law (Rechtsanwalt), UPC Representative, Partner »Every change offers opportunities. Let us recognize and seize the opportunities of technological innovations and legal developments together.« Dr. Tilman Müller specializes in patent infringement proceedings and parallel invalidity proceedings not only in national courts but also in front of the Unified Patent Court since day one. His work focusses on the representation of patent pools, the enforcement of standard-essential patents, and all related antitrust issues. Tilman is not only familiar with different standardized technologies, including video and audio coding, telecommunications, wireless charging, and lighting, but also has profound knowledge of the economic and legal framework for patent pools and licensing. Tilman Müller became particularly known by representing Access Advance and Via Licensing as well as the patent owners of these two pools in comprehensive infringement and validity proceedings. For many years, he has also been acting for Philips in various technological areas, particularly in complex cross-border and SEP-related disputes. He also represents clients in national and international IP-related arbitration proceedings. Additionally, Tilman Müller has vast experience in drawing up licensing programs and relevant agreements as well as enforcing them, including in arbitration. In this context, he also accompanied and shaped the creation of several international standardization organizations in the lighting industry. Tilman Müller is familiar with various technologies and advises clients from many industry sectors. For example, he advises clients in the areas of electrical engineering, consumer electronics, medical devices, and communications technology, mechanical engineering, lighting, and chemistry.

Bardehle Pagenberg

Tim Cornell

Tim Cornell is a partner and head of Clifford Chance’s U.S. Antitrust practice, based in Washington, DC. Building on two decades of antitrust experience, he leads the U.S. team on advising global clients on complex antitrust matters including government, civil and criminal antitrust investigations, merger clearances, the regulatory review of mergers and acquisitions, intellectual property and technology licensing, supply and distribution agreements, joint venture formation, and the adoption of antitrust best practices. Tim has advocated on behalf of dozens of clients before the U.S. Federal Trade Commission, the U.S. Department of Justice, and the federal courts and is also a thought leader in the antitrust community on a variety of issues. Tim leads the Clifford Chance veterans affinity group, CliffVets, in the United States.

Debevoise & Plimpton LLP