Jeff represents clients in antitrust matters, including criminal grand jury investigations, civil investigations, private litigation, merger clearance, and compliance counseling.

Head of Wilson Sonsini’s European antitrust team, Jindrich Kloub represents clients in high-stakes antitrust investigations, cartel defense, and digital markets regulation matters, providing strategic counsel on navigating enforcement processes across jurisdictions in Europe and Hong Kong. He defends companies facing regulatory scrutiny and helps clients secure remedies in complex antitrust disputes. His expertise covers abuse of dominance, cartels, distribution and licensing agreements, competitor collaborations, and sustainability initiatives, including compliance with EU sustainability regulations.

Brian J. Smith is a partner at Wilson Sonsini Goodrich & Rosati, where he is a member of the regulatory and compliance department and focuses on defense-side antitrust litigation, including complex class actions and high-stakes opt-out litigation.

Maureen Ohlhausen is the co-chair of Wilson Sonsini Goodrich & Rosati’s antitrust and competition practice. A partner in the Washington, D.C., office, she advises industry-leading clients on complex antitrust and litigation matters, with a focus on high-profile cases. Sought after for her depth of experience on antitrust and Federal Trade Commission (FTC)-related issues, Maureen is known for her relationships with officials in the U.S. and abroad.

Taylor M. Owings is a partner in the New York office of Wilson Sonsini Goodrich & Rosati, where she represents clients in civil merger and non-merger matters both before federal and state government agencies and in private litigation. She also counsels clients on the application of antitrust law to their business operations, with an emphasis on issues arising in technology-focused industries.

Deirdre Carroll is a partner in the Brussels and London offices of Wilson Sonsini Goodrich & Rosati, where her practice focuses on global mergers, agency investigations, and compliance counselling. She also works closely with Wilson Sonsini’s data protection and privacy team to provide clients with integrated, strategic advice on data-related antitrust counselling and digital platform regulation, including the EU’s Digital Markets Act.