Houston-Based Pierce & O’Neill Partners Recognized Again by Chambers USA

The courtroom strength of Pierce & O’Neill, LLP, has once again been recognized in the newly released 2025 Chambers USA guide, with firm founders Jesse Pierce and Jack O’Neill highlighted for their work in high-stakes oil and gas and commercial litigation.

Mr. Pierce earned a national Band 1 ranking for oil and gas litigation, with additional honors for his commercial litigation work in Houston. The 2025 edition marks his 17th consecutive year recognized by Chambers, placing him among the most consistently honored trial lawyers in the field.

One client told Chambers Mr. Pierce is an “oil and gas scholar, and is charismatic, smart and persuasive in front of a judge and jury.”

Firm co-founder Mr. O’Neill is touted for his commercial litigation expertise in Houston in energy, contract and business matters. As lead trial counsel, he has handled some of Texas’ most closely watched cases, including numerous multimillion- and billion-dollar energy and commercial disputes.

Mr. O'Neill “possesses great judgment and is an incredible oral advocate,” another client told Chambers.

The firm recently earned Spotlight Texas honors for the third consecutive year, a distinction Chambers awards to standout litigation firms demonstrating consistent excellence. Both name partners are also repeat honorees by Lawdragon, The Best Lawyers in America and Texas Super Lawyers.

Pierce & O’Neill brings extensive experience to both sides of the docket, successfully handling complex disputes ranging from breach of contract and fraud to land use and other high-stakes issues across the energy, oil and gas and commercial sectors.

The Chambers USA guide is widely regarded as a benchmark for legal excellence, with rankings based on in-depth research and extensive interviews with clients and legal peers. Published by the London-based Chambers and Partners, the guide recognizes firms and attorneys who demonstrate outstanding legal expertise, professionalism, and commitment to superior client service.

About Pierce & O’Neill, LLP

Pierce & O’Neill, LLP, is a litigation boutique devoted to representing clients in significant litigation. Visit https://pierceoneill.com/ to learn more about the firm.

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