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Thomas Branton Mayr

Thomas Branton Mayr

also known as Brent Mayr

Practice areas:

Criminal Defense

About Me

Brent Mayr is a Board Certified Criminal Defense Attorney, Board Certified by the Texas Board of Legal Specialization in Criminal Law, and represents individuals and associations under investigation for or charged with state and federal offenses.


Languages Spoken: English, Spanish

Practice Areas

Licensed since 2002

  1. Criminal Defense: 100%


Payment Types:

Cash, Check, Credit Card

Attorney Endorsements

12 total 

  • Ira Harvey Chenkin

    I endorse this lawyer. I hired Brent to help me with a DWI that was a very difficult case. When Brent was in the District Attorney's Office he wrote the book on how to handle DWI cases. Brent was extremely professional and effective during during every phase of the trial The clients blood level was .26. The jury came back with a not guilty verdict is in less than 45 minutes After the jury came back I told Brent that I will never handled a difficult DWI without his assistance he is truly the best DWI lawyer in Texas After the jury came back I told Brent that I will never handle a difficult DWI without his assistance. Heis truly the best DWI lawyer in Texas


    Ira Chenkin Personal Injury Attorney
    Relationship: Worked together on matter

  • Alan Albert Macias

    I endorse this lawyer. Mr. Mayr is a walking encyclopedia of legal theory and precedent. Hardly any ADAs can match his full grasp of the law. He is well respected by Judges and fellow prosecutors. If you want a great lawyer hire Mr. Mayr: you won't regret it.


    Alan Macias DUI & DWI Attorney
    Relationship: Fellow lawyer in community

Contact Info

Brent Mayr

4101 Washington Ave.
2nd Floor
Houston, TX, 77007

1095 Evergreen Circle
Suite 200
The Woodlands, TX, 77380

301 N. Main St.
Conroe, TX, 77301




TXEligible To Practice In Texas 200208/25/2015

Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.

Avvo Contributions

Legal Answers


Award NameGrantorDate Granted
Sharon Levine Unsung Hero AwardHarris County Criminal Lawyers Association2012

Work Experience

TitleCompany NameDuration
Assistant District AttorneyHarris County District Attorney's Office2004 - 2010
Briefing AttorneyTexas Court Of Criminal Appeals2003 - 2004


Association NamePosition NameDuration
National Association of Criminal Defense LawyersN/A2010 - Present
Texas Criminal Defense Lawyers AssociationN/AN/A
Harris County Criminal Lawyers AssociationN/AN/A
Montgomery County Criminal Lawyers AssociationN/AN/A


Publication NameTitleDate
Inside the Minds (Aspatore Books)Strategies for Defending DWI Cases in Texas2015


School NameMajorDegreeGraduated
South Texas College of LawDoctor of Jurisprudence/Juris Doctor (J.D.)N/A2002

Speaking Engagements

Conference NameTitleDate
12th Annual Top Gun DWIAttacking Blood Search Warrants2014
10th Annual Top Gun DWIEthical Problems in a DWI Practice2012
Advanced Criminal LawBAT (Breath Alcohol Testing) Mobiles2011