Best Lawyers in America for Antitrust Law
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State
Sam Auld is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law, Commercial Litigation, Environmental Law and Litigation - Antitrust. Sam, who practices law in New York, New York, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sam is held by other top lawyers in the same geographic and legal practice area.
Alyssa Hughes focuses her practice on internal investigations, government investigations, white collar criminal defense, and general commercial litigation. She brings superior organization and creates clear, well- developed paths forward for her clients, ranging from individuals to large corporations. Aly’s experience ranges from large-scale investigations involving multiple federal agencies to representing individuals being investigated by local law enforcement. She advises and represe...
Based primarily in New York, Álvaro Mateo Alonso focuses his practice on US and European antitrust and competition law. From September 2019 to September 2020, Mr. Mateo Alonso was based in the Firm’s Washington DC office. Mr. Mateo Alonso has worked in complex merger proceedings and in global cartel investigations before US and European authorities, has been involved in investigations, including a US congressional investigation, and has advised on legislative developments. He has...
Katherine C. Campbell is an associate in the Litigation Practice Group at Friday, Eldredge & Clark. She serves as litigation counsel for individuals and businesses in complex business and commercial disputes including employment claims, collective action wage and hour claims, and breach of contract matters. She graduated summa cum laude in 2013 from the University of Arkansas School of Law.Prior to joining the firm, Katherine was an associate at Wiley Rein LLP in Washington, DC and served...
James Blattner is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law and Litigation - Antitrust. James, who practices law in Chicago, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James is held by other top lawyers in the same geographic and legal practice area.
Michael Kalis is a litigation partner in Kirkland’s Dallas office. Michael works on a range of complex litigation matters across the United States, including contract, fiduciary duty, fraud, restrictive covenant, securities, and trade secret disputes. Michael also regularly counsels companies on litigation-related issues. Michael has been named to the Best Lawyers Under 40 in Dallas list by D Magazine, selected to the Best Lawyers: Ones to Watch list by Best Lawyers®, and recognized...
Sarah L. Viebrock is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law, Entertainment and Sports Law and Litigation - Antitrust. Sarah L., who practices law in New York, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sarah L. is held by other top lawyers in the same geographic and legal practice area.
Shareholder Matthew Ciulla focuses his practice on high-stakes commercial litigation in courts nationwide. A former federal circuit clerk, Matt briefs and litigates key issues from case inception to judgment, with a constant focus on strategies for evidentiary presentations, trial tactics, and preserving the appellate record. Matt has been recognized in the 2026 edition of Best Lawyers in America: Ones to Watch for his work in Antitrust Law, Appellate Practice, Commercial Litigation, Intellec...
Bryce Freeman represents clients in diverse antitrust-related matters, including complex litigation, government investigations and merger review. He has experience in the high technology, biotechnology, telecommunications, pharmaceutical and healthcare sectors. Mr. Freeman also maintains an active pro bono practice, including in the areas of housing and civil rights.
Sameer P. Sheikh is an associate in the Fintech & Payments and Investigations & White Collar Defense practices. He is based in the Washington, D.C. office. Mr. Sheikh is a litigator and trial attorney whose clients are individuals and companies in both the financial services and venture capital industries. Whether he is counseling an emerging growth company or a venture investor, Mr. Sheikh takes pride in developing business-minded strategies and solutions to complex legal and regulat...
Jeremiah W. Nixon is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law, Business Organizations (including LLCs and Partnerships), Intellectual Property Law, Litigation - Intellectual Property and Mass Tort Litigation / Class Actions - Plaintiffs. Jeremiah W., who practices law in St. Louis, Missouri, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeremiah W. is held by other to...
Rochella T. Davis is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law, Government Relations Practice and Mass Tort Litigation / Class Actions - Plaintiffs. Rochella T., who practices law in Washington, District of Columbia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rochella T. is held by other top lawyers in the same geographic and legal practice area.
Mary Walser is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law. Mary, who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mary is held by other top lawyers in the same geographic and legal practice area.
Tyler Shearer focuses his practice on antitrust and competition law. Prior to joining the firm, he clerked for the Honorable Steven M. Colloton of the Eighth Circuit Court of Appeals, externed for the Honorable Juan R. Torruella of the First Circuit Court of Appeals and was a WilmerHale summer associate.
Daniel Weick is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law and Litigation - Antitrust. Daniel, who practices law in New York, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel is held by other top lawyers in the same geographic and legal practice area.
Caroline G. Tunca is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law, Commercial Litigation and Litigation - Antitrust. Caroline G., who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Caroline G. is held by other top lawyers in the same geographic and legal practice area.
Our Methodology
Recognition by Best Lawyers is based entirely on peer review. Our methodology is designed to capture, as accurately as possible, the consensus opinion of leading lawyers about the professional abilities of their colleagues within the same geographical area and legal practice area.
The Process
Best Lawyers employs a sophisticated, conscientious, rational, and transparent survey process designed to elicit meaningful and substantive evaluations of the quality of legal services. Our belief has always been that the quality of a peer review survey is directly related to the quality of the voters.