The Only Ally You Need When Faced with Criminal Charges

J. Dennis Hester

Associate AttorneyJ. Dennis Hester - Criminal Defense Lawyer in Houston

J. Dennis Hester is an associate attorney at Cogdell Law Firm. He has helped defend the firm’s clients in a variety of federal criminal matters, including allegations of mail fraud, wire fraud, securities fraud, healthcare fraud, environmental crimes, and drug crimes. He has also successfully represented clients on appeal, winning reversals of convictions and restitution orders. In 2012, The Texas Lawyer recognized Dennis as the “Appellate Lawyer of the Week” for his outstanding advocacy in a case in the 14th Court of Appeals.


Prior to joining Cogdell Law Firm, Dennis spent two years as a law clerk for a United States District Judge. In his clerkship, Dennis assisted the Court research and draft opinions and orders at almost every stage of the criminal process. He also helped the Court handle a high volume of criminal jury trials ranging from fraud, drug trafficking, immigration, and firearms offenses.


  • Associate, Cogdell Law Firm, PLLC (Sept. 2010 – Present):
    • Drafting state and federal appellate briefs including brief to Fifth Circuit Court of Appeals that led to reversal of district court’s restitution order in large-scale health care fraud case.
    • Extensive experience drafting pleadings addressing Sentencing Guidelines and 18 U.S.C. § 3553(a) factors and arguing the same in court.
    • Second-chairing state and federal jury trials. Arguing complex legal issues raised before and during trial.
    • First-chairing various hearings in both state and federal criminal matters, conducting cross-examination of witnesses and arguing legal issues.
  • Law Clerk, U.S. District Judge Robert Junell (Aug. 2008 – Aug. 2010):
    • Assisted in drafting memorandum opinions and orders in a variety of criminal litigation.
    • Assisted Court handle over 40 criminal jury trials.


  • J.D. Cum Laude, 2008. Loyola New Orleans College of Law
    • Member of Loyola Law Review
    • Criminal Prosecution Law Clinic
  • B.A. Cum Laude, 2004. Rider University


  • State Bar of Texas
  • United States District Courts for the Southern, Western, and Eastern Districts of Texas
  • United States Courts of Appeals for the Fourth and Fifth Circuit

Contact Dennis today by calling (713) 426-2244.

Put Experience on Your Side

& Excellence in Your Corner
  1. Mr. Cogdell has successfully handled many high profile criminal cases, including obtaining a verdict of "Not Guilty" in the Enron litigation, the Branch Davidian Trial and the Houston City Hall Bribery case.
  2. With our large legal team, we are better able to take on complex cases.
  3. Mr. Cogdell has served as lead trial counsel in nearly
    300 cases tried by jury in over sixteen states.
  4. Our firm has earned a 10.0 Superb rating from Avvo.
  5. We have upheld a solid reputation for proven
    experience and excellence for decades.
Receive a Case Evaluation
  • Please enter your name.
  • This isn't a valid email address.
    Please enter your email address.
  • This isn't a valid phone number.
    Please enter your phone number.
    You entered an invalid number.
  • Please select an option.
  • Please enter a message.