David M. Nix is the only personal injury trial attorney in the Texoma region to be recognized by the Board of Legal Specialization as being Board-Certified in Personal Injury Trial Law; by the National Board of Trial Advocacy, which awarded him with the Certificate of Special Competence in the Field of Civil Trial Advocacy; as a finalist for National Trial Lawyer of the Year, named by the Public Justice Foundation (2011); a Top 100 Trial Lawyer by The National Trial Lawyers (2012); and as a Super Lawyer in the field of personal injury trial law, as determined by Texas Monthly magazine.

The national lawyer rating service, Martindale-Hubbell, has also rated him as AV Preeminent*, the highest possible rating given to a legal professional. He is also a life member of the Million Dollar Advocates Forum and is a Fellow in the Litigation Counsel of America.

Mr. Nix is admitted to practice in all state courts in Texas and Oklahoma, and is also admitted to practice before numerous U.S. district federal courts in both states.