William N. Bill Warren

Commercial Litigation

5.0 (1 reviews)

Fort Worth, Texas

32+ years experience

Kelly Hart & Hallman LLP

Updated: Jan 02, 2026

Contact Information

817-878-3564

https://www.kellyhart.com/attorney/William-N-Warren

201 Main Street, Suite 2500, Fort Worth, TX 76102

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Bio

William N. Warren joined Kelly Hart in 1993 and is a partner in the firm’s Litigation practice group. He attended Baylor University, where he earned his Bachelor of Arts in 1989, and Baylor University Law School, graduating with his Juris Doctor degree, cum laude, in 1993. Mr. Warren has considerable experience representing clients in state and federal courts in a broad range of complex civil litigation matters, including business torts, securities issues, construction claims, products liability, and fraud-related lawsuits.Mr. Warren was Co-Chair of the firm’s Litigation Section for 15 years before stepping down in 2024. Mr. Warren has considerable experience representing clients in state and federal courts in a broad range of complex civil litigation matters, including business torts, securities issues, construction claims, products liability, and fraud-related lawsuits. Mr. Warren was Co-Chair of the firm’s Litigation Section for 15 years before stepping down in 2024.

Local Legal Snapshot

Jurisdiction

Texas

State Capital

Austin

Highest Court

Texas Supreme Court

Bar Association

State Bar of Texas

Typical Consultation

$150-$300

Typical Hourly Range

$250-$450/hr

Fee Model Notes

Hourly or flat-fee billing is common.

Estimates vary by market, complexity, urgency, and attorney experience.

Practice Areas

Commercial Litigation

Awards & Recognition

Recognized: Commercial Litigation
Recognized: Personal Injury Litigation - Defendants
Practice Area: Litigation - Antitrust
Practice Area: Litigation - Construction
Practice Area: Personal Injury Litigation
Practice Area: Personal Injury Litigation - Plaintiffs
Best Lawyers in America®, 2009-2026Commercial LitigationPersonal Injury Litigation | Defendants
Commercial Litigation
Personal Injury Litigation | Defendants
Texas Super Lawyers, Thomson Reuters, 2009-2025Business Litigation
Business Litigation
Top 100 Dallas/Fort Worth Super Lawyers, 2021, 2023Business Litigation
Top Attorney, Fort Worth Magazine, 2008-2011, 2013-2024Commercial Litigation
Top Attorney, 360 West magazine, 2017-2025Antitrust LawCommercial LitigationCivil Law | LitigationProducts Liability Law
Antitrust Law
Civil Law | Litigation
Products Liability Law
Texas Super Lawyers Rising Star, Thomson Reuters, 2004-2009Business Litigation
40 Under 40 honoree, Fort Worth Business Press, 2004

Recognized in Best Lawyers since 2010

Education

Baylor University, J.D., graduated 1993
Baylor University, B.A., graduated 1989

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Reviews

Brenda Green

3 months ago

A Formidable Advocate in Complex Commercial Litigation

When our company faced a high-stakes, multi-party commercial dispute that threatened significant financial and reputational damage, we turned to Bill Warren at Kelly Hart & Hallman. His 32 years of deep experience in Fort Worth's legal landscape were immediately evident. Bill possesses a rare combination of strategic foresight and meticulous preparation. He didn't just react to the opposing counsel's moves; he anticipated them, crafting a defense that leveraged his recognized expertise in both commercial and antitrust litigation. His Baylor-honed legal acumen was on full display as he dissected complex contractual issues and market dynamics. Throughout the arduous process, Bill maintained a calm, professional demeanor, clearly explaining each strategic decision while keeping our business objectives at the forefront. The result was a highly favorable settlement that protected our interests completely. His recognition in key practice areas is well-deserved. For any business navigating serious litigation in Texas, Bill Warren is the attorney you want in your corner.