Department profile
Sullivan & Cromwell LLP

Antitrust

USA Guide 2026 : USA - Nationwide

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Sullivan & Cromwell LLP

About

Provided by Sullivan & Cromwell LLP

To learn about our practice, please visit https://www.sullcrom.com/PracticeListing.

Chambers Review

Provided by Chambers

Antitrust - USA - Nationwide

Band 3

What the Team is Known For

Sullivan & Cromwell LLP has a skillful team of experienced antitrust practitioners with notable strength in both mergers and litigation. The firm continues to handle a large amount of specialist antitrust work, particularly for clients in the financial services arena, as part of its full-service practice. It is also noted for its handling of criminal government investigations including cartel, rate-rigging and price-fixing cases and is further recognized for its capacity to advise on cross-border matters.

Notable practitioners

Renata Hesse is a key contact in Washington, DC.

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Work Highlights

Provided by Chambers

  • Sullivan & Cromwell advised Discover Financial Services on antitrust matters related to its proposed merger with Capital One Financial Corporation and successfully represented Discover in connection with antitrust lawsuits seeking to enjoin the transaction due to alleged antitrust concerns.

Strengths

Provided by Chambers

  • The Sullivan & Cromwell team always has great awareness of the various cases and approaches in the antitrust space.

    Antitrust respondentUSA

  • They are proactive rather than reactive, propose thoughtful alternatives rather than identifying problems without solutions, and consistently meet accelerated timelines without sacrificing quality.

    Antitrust respondentUSA

  • Sullivan & Cromwell are absolutely fantastic during the entire incredibly challenging process. They were incredibly organized, attentive to our needs, professional, timely and highly strategic throughout.

    Antitrust respondentUSA

  • They have a good command of the substantive law, are very good writers and have a good strategic sense.

    Antitrust respondentUSA

Sullivan & Cromwell LLP has rankings in the following guides

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