About Brent

Brent Mayr practices criminal law at Mayr Law, P.C. in Spring, Texas. He has been a prominent figure in the legal community since his admission to the Texas bar in 2002. The firm focuses on various areas of criminal law, including DUI & DWI, appeals and appellate work, cannabis and marijuana law, domestic violence, and white-collar crime. With a strong commitment to defending clients, he is known for handling complex cases across multiple jurisdictions. He earned his J.D.

from South Texas College of Law in 2002, following a B.A. in Political Science from Southwestern University in 1999. During his time in law school, he worked that laid the foundation for his future career. His early roles included serving as a briefing lawyer in 2003 and later as an assistant district lawyer in 2004, where he developed his skills in trial advocacy and litigation. Most of his practice involves defending clients against serious criminal charges. Cases typically range from first-time DUI offenses to complex white-collar crime allegations.

His experience allows him to handle the details of the legal system effectively. He is also board certified as a criminal defense attorney, a distinction that shows his expertise and dedication to the field. Before establishing Mayr Law, P.C., he worked in various capacities that enriched his legal acumen. His background includes significant litigation experience, which has proven invaluable in his current practice. He has represented clients in the United States District Courts for the Western District of Oklahoma, the District of Columbia, and the Southern, Western, Eastern, and Northern Districts of Texas, among others. Brent is an active member of several professional associations, including the National Association of Criminal Defense Lawyers and the Texas Criminal Defense Lawyers Association.

His involvement in these organizations supports his staying current with legal developments and advocating for the rights of the accused. He also participates in local bar associations, contributing to the legal community in Harris and Montgomery Counties. In 2026, Brent continues to be a leading advocate for his clients, leveraging his extensive knowledge and experience in criminal law. His dedication to his practice and his clients is evident in every case he takes on. He remains focused on achieving the best possible outcomes for those he represents, to protect their rights throughout the legal process.

Education

South Texas College of Law

J.D. (2002)

1999

Southwestern University

B.A. (1999) | Political Science

1995

Languages

English (Spoken, Written) Spanish (Spoken, Written)

Experience

Assistant District Lawyer

Harris County District Lawyer s Office
2004

Briefing Lawyer

Texas Court of Criminal Appeals
2003

Managing Shareholder / Lawyer

Mayr Law, P.C.

Accepted Jurisdictions

United States District Court for the Western District of Oklahoma
United States District Court for the District of Columbia
5th Circuit
United States District Court for the Western District of Wisconsin
United States District Court for the Southern, Western, Eastern, Northern District of Texas
Texas

Court Admissions

United States District Court for the Western District of Oklahoma U.S. District Court
United States District Court for the District of Columbia U.S. District Court
U.S. Court of Appeals for the Fifth Circuit U.S. Circuit Court
United States District Court for the Western District of Wisconsin U.S. District Court
United States District Court for the Southern District of Texas U.S. District Court
United States District Court for the Western District of Texas U.S. District Court
United States District Court for the Eastern District of Texas U.S. District Court
United States District Court for the Northern District of Texas U.S. District Court
Supreme Court of Texas State Supreme Court

Types of Cases Handled

Criminal Law DUI & DWI Appeals & Appellate Cannabis & Marijuana Law Domestic Violence White Collar Crime

Legal Services Scope

Trial Appeals

Certifications & Awards

Board certified criminal defense attorney

Texas Board of Legal Specialization

Professional Associations

National Association of Criminal Defense Lawyers

Current

Texas Criminal Defense Lawyers Association

Current

Harris County Criminal Lawyers Association

Current

Montgomery County Criminal Lawyers Association

Current

Office Locations

Main Office

 1095 Evergreen Circle Suite 200 The Woodlands TX 77380

Office 2

 5300 Memorial Dr Ste 750 Houston TX 77007

Videos

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DUI Charge Found Not Guilty
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DUI Charge Found Not Guilty
Board Certified Houston Criminal Defense Lawyer
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Board Certified Houston Criminal Defense Lawyer