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Texas Board of Legal Specialization in Criminal Law
DUI Defense Lawyers Association Board Certified
National College for DUI Defense Board Certified
Super Lawyers 2013-2020
Super Lawyers Top 100 in Houston & Texas
Lawyer Scientist
Avvo 10/10 Rating
Avvo Clients' Choice Award
Board Certified Advocate in Criminal Trial Law by the NBTA Foundation
AV Preeminent
Harris County Criminal Lawyers Association
National Trail Lawyer
Super Lawyers Rising Star 2010-2013

Trial-Tested & Proven Criminal Defense for Houston & Harris County

If you’ve been charged with a crime, you need an experienced and aggressive criminal defense team whose number one priority is positive results for YOU.

At Thiessen Law Firm, our expert and award-winning attorneys will take the time to understand every single aspect of your case and fight hard for a dismissal or favorable deal. We do not back down if a criminal trial is necessary, and we will make sure you do not accept a deal that you do not want.

As one of Houston and Harris County’s most distinguished criminal defense law firms, Thiessen Law Firm emphasizes quality over quantity, and is dedicated to the needs of each client. As soon as you hire us, we are available to you 24 hours a day, 7 days a week. You’ll even have the personal cell phone numbers of everyone working on your case.

Meet Our Legal Team

As one of Houston’s most distinguished criminal defense firms, Thiessen Law Firm emphasizes quality over quantity. We will get to know your case better than anyone and will utilize every tool at our disposal to secure the results you need. We are dedicated to your needs – 24 hours a day, 7 days a week. As soon as you hire us, you will receive the direct contact information on everyone on your case.

Mark Thiessen

Mark Thiessen

Houston DWI Lawyer, Criminal Defense & Civil Trial Attorney

Taly Thiessen

Taly Thiessen

Houston Family Lawyer, Criminal Defense & Civil Trial Attorney

Kacie Penman

Kacie Penman

Houston Criminal Defense Lawyer & Houston DWI Attorney

Brad Runcie

Brad Runcie

Criminal Trial Attorney

Brad Runcie

Mike Pita

Personal Injury Attorney

We Meticulously Prepare & Fight with Strength & Heart

Thorough investigation is a hallmark of Thiessen Law Firm. For every client need: Houston DWI lawyer, Houston intoxication manslaughter, Houston drug lawyer and beyond; we fight harder than any firm. We check every witness’s story from every angle, we understand the forensics that affects your case, we prepare every nuance of our presentation, and when the time comes, we fight with strength and heart. We are consummate professionals. If you have ever met with another criminal defense team, then you will notice the difference in the way Thiessen Law Firm handles your case from the very first meeting. At our firm, we value honesty, we value dedication, and we value every client.

A Reputation for Success

Our reputation speaks for itself, and the overwhelmingly positive testimonials on our website will show how we have made miracles happen for accused individuals in desperate need of help. If you want a law firm who will fight for your protection, your freedom and your family, then you must call Thiessen Law Firm. Don’t settle for anything less than the most skilled, most experienced, most respected criminal defense law firm in Houston and Harris County. Call (713) 864-9000 for a free consultation now.

Free DWI & Criminal Case Consultation

Call 713.864.9000 or fill out the form below for a free consultation.

aggressive defense