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Thiessen Law Firm Employee Directory

Law PracticeTexas, United States11-50 Employees

The Thiessen Law Firm is a criminal defense practice based in Houston, Texas. The firm emphasizes deep knowledge of the law and related sciences, professional conduct, and around-the-clock availability for clients. Led by trial attorney Mark Thiessen, it defends individuals facing a range of charges, with a particular focus on DWI and drug-related offenses, prioritizing thorough preparation to pursue favorable outcomes.

Its clients include people charged with offenses from petty theft to murder, and the firm handles matters by focusing on evidentiary, constitutional, and scientific considerations to support trial readiness. The firm and its lead attorney have earned multiple recognitions, including Thomson Reuters Super Lawyers honors, AVVO top rating, and board certifications in criminal law and DUI defense. Based in Houston, the practice operates as a mid-sized firm.

Find Thiessen Law Firm employees' phone numbers or email addresses

Thiessen Law Firm Global Highlights

Location
Employees

North America
17

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  • United States Of America
    17

Thiessen Law Firm's Leadership

  • Case Manager at Thiessen Law Firm
    S. M.
    Case Manager
    Mobile Phone

Thiessen Law Firm Employee Metrics

100%
50%
0%
2026
2025
  • Legal
  • Community & Social Services
  • Operations
  • Other
  • Administrative

Contact profiles from Thiessen Law Firm

Name
Title
Contact
Location
Last Update
  • Case Manager at Thiessen Law Firm
    S. M.
    Case Manager
    Mobile Phone
    Oct 03, 2026

Frequently Asked Questions

What is Thiessen Law Firm known for?

Minus sign iconPlus sign iconThiessen Law Firm was founded in 2011 and operates in the Law Practice industry. You can contact Thiessen Law Firm's main corporate office by phone at
+1-713-864-****
. Explore Thiessen Law Firm's company overview page for more information.

What is Thiessen Law Firm's most common email format?

Minus sign iconPlus sign iconThiessen Law Firm employees' email format typically follows the pattern of First@thetexastrialattorney.com. Trying to find reliable and up-to-date employee contact data? Find more Thiessen Law Firm email formats with LeadIQ.

How many employees does Thiessen Law Firm have currently?

Minus sign iconPlus sign iconThiessen Law Firm has approximately 15 employees as of September 2026. These team members are located across 1 continents, including North America.

Who are Thiessen Law Firm's key employees and leadership?

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As of September 2026, Thiessen Law Firm's key employees include:

  • Case Manager: S. M.

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