Pierce O'Neill – Texas Litigation & Energy Law Attorneys

Preeminent in Complex Business and Energy Litigation and Appeals

Pierce & O’Neill, LLP is a litigation “boutique” with a single focus — the devoted and dutiful representation of clients in significant litigation. There are major differences between litigators who engage primarily in motion practice and those who try cases. We are a firm of trial lawyers. We excel at litigation and appeal.

Our reputation is built on results that exceed expectations and on responsive, innovative and common-sense advice. The relentless pursuit of our clients’ interests fosters a spirit of cooperation and partnership. We undertake substantial matters on a regular basis for both new and existing clients and place significant value on our client relationships, many of which span decades.

Practice Areas

We Are Trial Lawyers

Both Jesse Pierce and Jack O’Neill each has more than 45 years of experience trying cases and handling appeals. Although most often retained at the outset of a matter, the firm is frequently asked to substitute as trial counsel, or to step in as appellate counsel. The firm is widely regarded by clients and and other attorneys alike as a “Go-To Law Firm” for high stakes, complex business and energy litigation. Jesse Pierce and Jack O’Neill have both been named to LawDragon’s® 500 Leading Litigators in America for 2023.

We Represent Clients Nationwide

The Firm is frequently retained by Fortune 500 companies to handle their most significant civil litigation matters. Our clients consist of major companies of all types and in many different industries, including sophisticated energy companies, private corporations, local businesses and individuals. Our clients come from Texas, the United States and abroad, and we handle matters nationwide.