About Us

About Us

Thornton Law Firm

At the Thornton Law Firm, we pride ourselves in providing our clients with the top-notch legal representation they need to face personal injury or family law matters, regardless of how minor or complex. With more than 35 years of experience, we have successfully represented countless individuals and we are confident in our abilities to do the same for you.

Meet Attorney David L. Thornton

David L. Thornton

Our firm's founder, Attorney David L. Thornton, is a legal specialist in the areas of civil trial law, family law, and personal injury trial law by the Texas Board of Legal Specialization. Not only is Attorney Thornton a certified mediator who trained at Harvard Law School, but he is also a Civil Trial Law Specialist certified by the National Board of Trial Advocacy. What does this all mean for you? It means that when you turn to us for help, you are turning to a law firm that is truly unlike any other in terms of legal prowess and insight.

He has also been honored with the following professional distinctions:

  • AV Preeminent® Rating by Martindale-Hubbell®
  • Million Dollar Advocates Forum®
  • The National Trial Lawyers: Top 100 Trial Lawyers
  • Super Lawyers®


  • University of Houston Law School, JD 1976.
  • Evangel University, BA 1973

He has been practicing law in Texas since 1976 and is licensed to practice before all State and Federal Courts in Texas as well as the United States Supreme Court.

Meet Attorney D. Mike Henderson, Jr.

D. Mike Henderson, Jr.

Attorney D. Mike Henderson, Jr. is a practicing lawyer at Thornton Law Firm where he contributes to the continual support and representation of injury victims in Galveston, Texas.


  • South Texas College of Law, JD 1994
  • University of Houston, BA 1991
  • Graduate of Alvin High School, Alvin, TX

In addition to the professional accomplishments he has achieved during his legal career, Attorney Henderson is also a 10-year committee captain at the Houston livestock show and rodeo, as well as Texas District commissioner of the Boy Scouts of America.

Discuss your case with our Galveston County lawyer free of charge.

As our client, you can expect to receive passionate and reliable legal representation, from start to finish. We handle personal injury cases on a contingency fee basis, which means that you don't pay legal fees unless we win your case. Our goal is to lighten the burden you may be feeling during this difficult time. We are here to help you get through this.

We would be happy to review your case during a complimentary consultation. As with any legal matter, the sooner you seek legal representation, the higher the chances that you can obtain a successful outcome.

For more information on how we can help you resolve your legal matter as quickly and effectively as possible, please do not hesitate to contact the Thornton Law Firm.

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  • AV Preeminent
  • Super Lawyers
  • The National Trial Lawyers Top 100 Trial Lawyers
  • Million Dollar Advocates Forum
  • Board Certified: Texas Board of Legal Specialization