Atty. Mark Andrew Thieszen

Atty. Mark Andrew Thieszen

Mark Andrew Thieszen is a lawyer practicing civil practice, civil litigation, tort defense and 4 other areas of law. Mark received a B.S. degree from Montana State University in 2005, and has been licensed for 17 years.

Butte Butte 17 yrs experience 17 year
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Profile Summary

About Mark Andrew Thieszen at a glance

Mark Andrew Thieszen is an Associate based in Butte, Montana, practicing at Poore, Roth & Robinson, P.C.. They have 17+ years of legal experience, licensed to practice since 2009. Their practice focuses on medical malpractice, personal injury, business, litigation, and landlord/tenant. Admitted to practice in Colorado (2009) and Montana (2009). Educated at University of Colorado School of Law (J.D., 2008) and Montana State University (B.S., 2005). Serands clients in Butte, MT and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark Andrew Thieszen is a lawyer practicing civil practice, civil litigation, tort defense and 4 other areas of law
  • Mark received a B.S. degree from Montana State University in 2005, and has been licensed for 17 years
  • Mark practices at Poore, Roth & Robinson, P.C. in Butte, MT

Practice Areas Explained

Mark Andrew Thieszen's Areas of Practice

Each practice area below reflects the types of cases Mark Andrew Thieszen handles, with a brief overview of what that area of law covers.

Medical Malpractice

Medical malpractice lawyers represent patients harmed by negligent doctors, hospitals, and other providers. Free case review, no fee unless you win.

Mark Andrew Thieszen is one of 49,086 medical malpractice attorneys indexed nationally. Browse medical malpractice attorneys in Montana →

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

Mark Andrew Thieszen is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Montana →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Mark Andrew Thieszen is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Montana →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Mark Andrew Thieszen is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Montana →

Landlord & Tenant

Landlord-tenant attorneys for evictions, lease disputes, security deposits, and habitability claims.

Mark Andrew Thieszen is one of 22,365 landlord/tenant attorneys indexed nationally. Browse landlord/tenant attorneys in Montana →

Jurisdictional Context

Why local counsel matters in Montana

Practicing law in Montana. Legal matters in Montana are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Butte are typically filed in the local municipal court or the appropriate Montana state district court, depending on subject matter and amount in controversy. An attorney licensed in Montana brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Montana courts without local counsel or pro hac vice admission.

Looking for additional Montana attorneys? Browse all attorneys in Butte or all attorneys in Montana.

Frequently Asked

Common questions about Mark Andrew Thieszen

Where is Mark Andrew Thieszen's law office located?
Mark Andrew Thieszen's law practice is located in Butte, Montana. The firm is Poore, Roth & Robinson, P.C.. You can contact the office directly through this profile page.
What practice areas does Mark Andrew Thieszen handle?
Mark Andrew Thieszen focuses on medical malpractice, personal injury, business, litigation, landlord/tenant. Each practice area listed reflects experience handling cases of that type in Montana.
How long has Mark Andrew Thieszen practiced law?
Mark Andrew Thieszen has 17+ years of legal experience and has been licensed since 2009.
Where did Mark Andrew Thieszen go to law school?
Mark Andrew Thieszen earned their education at (J.D., 2008); (B.S., 2005).
How can I contact Mark Andrew Thieszen for a consultation?
You can contact Mark Andrew Thieszen directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Education

J.D.
University of Colorado School of Law
- 2008
B.S.
Montana State University
- 2005

Bar Admissions

Colorado
Admitted: 2009
Montana
Admitted: 2009

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