Houston firm’s attorneys honored for commercial litigation work

Trial and appellate boutique Pierce & O’Neill, LLP is pleased to announce that four of its attorneys have been ranked among the Lawdragon 500 Leading Litigators in America for 2026.

Name partners Jesse Pierce and Jack O’Neill made the legal guide’s list of top trial lawyers for the fourth time for expertise in commercial litigation. Trial lawyer Mary Livingstone and commercial litigator John Schwambach made it for the third time.

“We are pleased to be honored alongside such a select group of litigators,” Mr. O’Neill said. “It is gratifying to receive this recognition yet again.”

Mr. Pierce and Mr. O’Neill’s practices focus on complex commercial disputes, oil and gas matters, environmental litigation, and appellate law, consistently earning the firm founders recognition by Chambers USA, Texas Super Lawyers and The Best Lawyers in America.

Mr. Pierce is Board Certified in Civil Trial Law by the Texas Board of Legal Specialization and is a member of the Litigation Counsel of America, an exclusive honor society for trial lawyers.

Mr. O’Neill is an in-demand attorney for many Fortune 500 companies and prominent Houston-based firms because of his record of success in high-profile cases. He is a member of the American Board of Trial Advocates and International Association of Defense Counsel.

Ms. Livingstone represents clients in a wide range of complex commercial cases in state and federal courts.

Mr. Schwambach’s practice focuses on complex commercial disputes and appellate work in civil state and federal courts.

The Lawdragon 500 Leading Litigators list is crafted from the legal guide’s independent research and input from editorial advisors who specialize in litigation.

About Pierce & O’Neill, LLP

Pierce & O’Neill, LLP, is a litigation boutique devoted to representing clients in significant litigation.

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