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Mark Thiessen

DWI, Criminal & Civil Trial Attorney

Press Releases

Sep 28, 2017

Houston Attorney Mark Thiessen Wins Fifth Consecutive Super Lawyers Award and Makes Top 100 Lawyers in Houston

Criminal Defense Attorney Mark Thiessen is the only DWI Attorney to rank in Top 100 for prestigious Thomson Reuters Award

Oct 24, 2016

Attorney Mark Thiessen Receives 4th Consecutive Super Lawyers Honor

Houston lawyer recognized by peers for professional excellence

Jul 5, 2016

Houston Criminal Defense Attorney Achieves Five Not Guilty Verdicts in Prominent Case

Largest intoxication manslaughter victory in Harris County history

Nov 5, 2015

Most Recent Notable Victories for Mark Thiessen

Local criminal defense attorney, Mark Thiessen, of the Thiessen Law Firm earned four not guilty verdicts back-to-back in October

Sep 27, 2015

Attorney Mark Thiessen Receives Super Lawyers Honor for 3 Consecutive Years

For the third consecutive year, Attorney Mark Thiessen of Thiessen Law Firm, LLC has become one of the youngest lawyers to ever receive Thomson Reuters’ Super Lawyers award

Feb 23, 2015

Mark Thiessen Achieves Personal Best

Top notch Houston criminal defense attorney Mark Thiessen earns new personal record: Four not guilty verdicts in 12 business day

Nov 24, 2014

Stay Safe, Avoid Being Pulled Over This Thanksgiving

Avoid the possibility of being pulled over at all by following these 5 tips

Oct 15, 2014

Mark Thiessen Wins 8th Not Guilty Where Blood Comes Into Evidence in 2014

Not Guilty – State of Texas v. W.C. Harris County Criminal Court #7

Sep 22, 2014

Attorney Mark Thiessen Receives Super Lawyers Honor for 2 Consecutive Years

Thiessen is proud to receive this award, along with the ACS-CHAL Forensic Lawyer-Scientist Designation, that he also received this summer

Aug 30, 2014

Mark Thiessen Completes ACS-CHAL Forensic Lawyer Scientist Designation at Axion Labs

Thiessen completed forensic courses through Axion Analytical Labs in Chicago, IL

Aug 22, 2014

Mark Metzger and Mark Thiessen of Thiessen Law Firm Win Two More “Not Guilty” Verdicts for Clients

Not Guilty – State of Texas vs M.C.: CCL#1, 1929825, Harris County

May 12, 2014

The Most Winning Texas DWI Attorney, When the Blood Comes in to Evidence, Mark Thiessen, Wins His 6th Not Guilty Blood Case in Harris County Criminal Court at Law No. 3

Local criminal defense attorney Mark Thiessen has secured three notable victories in separate DWI cases this year, including his sixth overall not guilty verdict for a case involving a blood test

Apr 12, 2014

Houston Criminal Defense Attorney, Mark Thiessen has Achieved the AV Preeminent® Rating – the Highest Possible Rating from Martindale-Hubbell®

Mark Thiessen, a criminal defense attorney based in Houston, TX has earned the AV Preeminent® rating from Martindale-Hubbell®

Apr 8, 2014

Top-Notch Criminal Defense Attorney Mark Thiessen Recent Notable Victories

Local criminal defense attorney Mark Thiessen has secured two notable victories in separate DWI cases this year, including his fifth overall not guilty verdict for a case involving a blood test

Dec 06, 2013

Houston Criminal Defense Attorney, Mark Thiessen, WINS for Client: 13th Not-Guilty Verdict

Houston criminal defense attorney Mark Thiessen won his thirteenth not-guilty verdict this year

Sep 9, 2013

Houston Attorney Mark Thiessen Given Super Lawyers Award Honor

Attorney Mark Thiessen of Thiessen Law Firm, LLC has become one of the youngest lawyers to ever receive Thomson Reuters’ Super Lawyers award

Jun 22, 2013

Houston Criminal Defense Attorney Mark Thiessen Wins for Client: 6th Not- Guilty Verdict in a Row

On April 16 of this year, Houston criminal defense attorney Mark Thiessen won another not-guilty verdict for a client with a second DWI in Galveston County, Court of Law No. 2, Cause Number 328141

Sep 20, 2012

Top-notch Law Firm Celebrates One Year of Fighting for justice Thiessen Law Firm Returns the Unjustly Accused to their Families

In just its first year, the Thiessen Law Firm fought for justice for more than 200 persecuted clients, helping the wrongly accused return home to their families

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