Antitrust lawyers

Simone Cadeddu

Partner

Bird & Bird

Simone Waterbury

Partner

Goodwin

Sofia Arguello

Winston Taylor

Sphesihle Nxumalo

Sphesihle Nxumalo is a director designate in Baker McKenzie's Antitrust & Competition Practice Group in Johannesburg. His experience spans the entire spectrum of antitrust and competition law across Africa. Sphesihle has a wealth of experience partnering with clients and businesses to devise novel and business-oriented solutions to their merger control, antitrust and competition law needs and requirements. He advises and represents blue-chip multinational companies on high-value and complex antitrust matters and merger transactions that are highly technical and unique in nature across all key African countries. His experience spans several industries including private equity, telecommunications, media, technology, healthcare and pharmaceuticals, financial institutions, automotive, industrials, petroleum, mining and construction.

Baker McKenzie Johannesburg

Staci Yablon

Click here for attorney bio.

Paul, Weiss, Rifkind, Wharton & Garrison LLP

Stacy Turner

Partner

Baker Botts L.L.P.

Stefanie Fogel

Partner; Vice Chair of DLA Piper's Markets and Sectors

DLA Piper LLP (US)

Stefano Crisci

Partner

CBA Studio Legale e Tributario

Stefano Nanni Costa

Stefano Nanni Costa has significant experience in corporate law and has a track-record of relevant domestic and international transactions in private equity, M&A and joint ventures, cross-border transactions and corporate reorganisations. He is also recognised for his expertise in advisory and extraordinary transactions in the real estate sector. He also has extensive experience in litigation (with specific reference to corporate and commercial, bankruptcy and intellectual property), and antitrust.

Gatti Pavesi Bianchi Ludovici

Stephen Chuk

Stephen Chuk is a Partner in Proskauer’s Antitrust and Sports Groups, representing clients in their most high-stakes antitrust and competition matters. A trusted advisor to general counsel and senior executives, he regularly defends clients facing criminal and regulatory investigations by the U.S. Department of Justice, Federal Trade Commission, and state attorneys general. Stephen has defended clients against allegations of price fixing, monopolization, group boycott and bid rigging, managing sophisticated antitrust disputes from inception through trial. In 2023, he was a lead member of the trial team that secured a landmark defense victory for Sanderson Farms, defeating $7 billion in damages claims after a six-week jury trial in the U.S. District Court for the Northern District of Illinois. In addition to his antitrust work, Stephen counsels clients on consumer protection and marketing practices, including false advertising disputes. He has handled precedent-setting matters before the FTC and state attorneys general, giving him valuable insight into the intersection of competition and consumer protection enforcement and enabling him to equip clients with practical, business-focused strategies to manage overlapping risks.

Proskauer Rose LLP

Stephen Kastenberg

Partner

Ballard Spahr LLP

Stephen L. Saxl

Shareholder

Greenberg Traurig

Stephen Scannell

Associate - Litigation and Investigations

Bryan Cave Leighton Paisner

Stephen Sutro

Stephen H. Sutro ("Steve") is co-chair of Duane Morris’ Trial Practice Group and a member of the firm's governing Partners Board. Mr. Sutro previously served as Managing Partner for the firm’s San Francisco and Silicon Valley offices. Mr. Sutro has led investigations and litigation on behalf of clients in matters involving government contracts and false claims, antitrust laws, securities fraud and insider trading, RICO, corporate governance, the environment, food and drug, homeland security and customs enforcement, trade secrets, and public corruption. Mr. Sutro is experienced in crisis management and managing responses to media in high profile investigations and litigation. The nature of his practice demands experience not only in the courtroom, but also in risk management and compliance, strategies to minimize potential criminal and civil liability, and committed advocacy in the pursuit of justice.

Duane Morris LLP

Stephen Weissman

Steve Weissman, the Global Co-Chair of the firm's Antitrust and Competition practice, has almost two decades of practice representing clients in high-stakes transactional matters, criminal cartel investigations and civil litigation before the DOJ and FTC. Steve has litigated a substantial number of cases on behalf of both defendants and plaintiffs, including claims under the Sherman, Clayton and Robinson-Patman Acts, as well as breach of contract and business tort claims. He regularly counsel clients on issues pertaining to joint ventures and distribution agreements, and other antitrust compliance matters.

Gibson, Dunn & Crutcher LLP

Stephen Wu

Stephen Wu has nearly twenty-five years’ experience in defending antitrust litigation in federal courts around the country, defending mergers and acquisitions before the Federal Trade Commission (FTC), the United States Department of Justice (DOJ) Antitrust Division and State Attorneys General and counseling clients on antitrust compliance issues. Stephen has successfully defended clients in class actions and other litigation brought by purchasers, competitors, and employees alleging unlawful conspiracy, price-fixing, wage-fixing, exclusive dealing, group boycott, market allocation, monopolization and tying claims. In addition, Stephen has successfully defended numerous mergers and acquisitions from federal and state antitrust reviews. Stephen also regularly counsels clients on pricing and distribution and joint venture matters. He represents clients in a wide variety of industries, ranging from consumer goods to healthcare to packaging. Stephen is co-head of the Firm’s Health Antitrust Practice Group. Stephen has been recognized as a leading antitrust lawyer by The Best Lawyers in America, BTI Consulting, Chambers USA, Global Competition Review, Lawyers of Color, The Legal 500 USA, LMG Life Sciences, The National Law Journal and Super Lawyers. Prior to joining the Firm, Stephen was an attorney for the FTC, where he received its Award for Meritorious Service. At the Firm, Stephen received McDermott’s Pro Bono and Community Service Award in 2010 for his pro bono efforts.

McDermott Will & Schulte

Sterling Marchand

Partner

Baker Botts L.L.P.

Steven Bizar

Dechert

Steven C. Sunshine

Partner

Skadden, Arps, Slate, Meagher & Flom LLP

Steven Cowley

Partner

Duane Morris LLP

Steven Marenberg

Steven Marenberg is the Chair of the firm’s Entertainment and Media Litigation Group. Mr. Marenberg’s practice encompasses a wide range of complex commercial litigation matters in various industries, with particular concentrations in media and entertainment litigation, technology-related disputes, copyright, trademark and other intellectual property litigation, and antitrust and business tort disputes. His clients have included some of the nation’s leading technology companies, motion picture studios, television networks, production companies, music companies, interactive game companies, and high net worth individuals. Mr. Marenberg has also been recognized as one of the country’s foremost litigators by publications including the The Legal 500, Benchmark Litigation, Lawdragon, National Law Journal, Best Lawyers in America, Super Lawyers, and the Los Angeles Daily Journal, among others. The Los Angeles Business Journal has listed him as among Los Angeles’ most influential attorneys. He has been named to the Variety Impact and Hollywood Reporter’s Power Lawyers list every year since their inception. Mr. Marenberg has extensive trial experience in both federal and state courts, and arbitrations.

Paul Hastings LLP

Steven Newborn

Head of Weil’s global Antitrust/Competition practice.

Weil, Gotshal & Manges LLP

Steven Yoda

Partner

Walzer Melcher & Yoda LLP

Stéphane Dionnet

Stéphane Dionnet has over 20 years of experience practicing international competition law, and has experience liaising with competition authorities in the European Union, United States and Asia. Stéphane has advised global corporations on how to navigate complex multijurisdictional merger control matters. He has represented clients in numerous cartel investigations and has also successfully assisted companies in obtaining conditional immunity from the European Commission and other competition law agencies in and outside the European Union. Stéphane has experience across a wide range of sectors including consumer products, energy, entertainment, financial services, technology, pharmaceuticals, retail, e-commerce and telecommunications. Read full biography: https://www.mwe.com/people/stephane-dionnet/

McDermott Will & Schulte