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Shannon Drehner

Shannon Drehner maintains an active white-collar criminal defense practice. Shannon was a long serving felony chief prosecutor at the Harris County District Attorney’s Office, and was assigned as a chief in the Special Crimes Bureau where she prosecuted Organized Crime. Her responsibilities included the investigation and prosecution of criminals and criminal organizations across Harris County. Shannon was also assigned as a chief felony prosecutor to the trial bureau, where she supervised junior prosecutors and managed a docket of over 1000 felony cases.

Prior to her employment at the Harris County District Attorney’s Office, Shannon was a prosecutor in Broward County, Florida. There she rose to the level of lead felony prosecutor in the Felony Trial Division. While in Florida, she prosecuted major drug cases and other high-profile offenses. Throughout her career, Shannon has tried over 80 jury trials.

She graduated from Tulane University Law School in 2007. Prior to obtaining her law degree, Shannon obtained a Masters in Asian Studies and Languages at the University of Texas at Austin. Shannon earned her Bachelors of Arts in Japanese at the University of Texas at Austin.

Shannon is currently licensed to practice law in both Texas and Florida. Shannon is also licensed to practice in the United States District Court, Southern District of Texas. She is a member of the Houston Bar Association and the American Bar Association. Shannon also serves as treasurer of the Houston Bar Association Criminal Law and Procedure Section.



(832) 558-7798



State Bar of Texas

State Bar of Florida

United States District Court for the Southern and Western Districts of Texas

United States Courts of Appeal for the Fifth Circuit


University of Texas at Austin, B.A.

Tulane University, J.D.

Associations and Honors

Houston Bar Association

American Bar Association

Houston Bar Criminal Law and Procedure Section, Treasurer

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