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Jason D. Cassel

Jason D. Cassel graduated from South Texas College of Law in 1998 and Texas A&M University in 1995.  During and after law school, he studied under and worked for J. Gary Trichter, one of preeminent DWI lawyers in the country before moving to East Texas. Mr. Cassel worked for both the Gregg and Smith County District Attorney’s Office between 2000-2004 before returning to private practice.  

For the last 12 years, he has been dedicated to defending citizens accused of crimes ranging from DWI to capital murder.  He is a criminal trial lawyer in state and federal court having tried over 70 cases to a jury.  In addition to his trial work, Mr. Cassel has secured victories in appellate courts, including the reversal of a capital murder conviction, a rare feat.  

Not only does Mr. Cassel try cases, he teaches as well.  He is a frequent speaker at CLE events around the state and in 2014 was one of the three course directors for the largest criminal defense CLE in the State of Texas, educating over 800 lawyers.  He has also authored several articles for the leading journal for Texas criminal defense lawyers.  

Mr. Cassel is AV preeminent rated by Martindale including five of five stars peer rating.  He has been selected by Thomson Reuters as Texas Super Lawyer or Rising Star since 2011.   Additionally, he served two terms on the State Bar of Texas regional grievance committee, including one term as panel chair, was a member of the U.S. Magistrate Merit Selection Committee and served several terms as a member of the Board of Directors for the Texas Criminal Defense Lawyer’s Association.  

Finally, Mr. Cassel is admitted to practice in the states of Texas and Colorado, the United States District Courts for the Eastern and Northern Districts of Texas, the United States Courts of Appeal for the Fifth Circuit and the United States Supreme Court. He is board certified in criminal law by the Texas Board of Legal Specialization.