Atty. Mark A Arth

Atty. Mark A Arth

Mark A Arth is a lawyer practicing appeals, criminal defense, general practice and 1 other area of law. Mark has been licensed for 52 years.

St. Paul St. Paul 52 yrs experience 52 year
Call (651) 477-8277 Book Appointment

Profile Summary

About Mark A Arth at a glance

Mark A Arth is an Of Counsel based in St. Paul, Minnesota, practicing at Moore, Costello & Hart, P.L.L.P.. They have 52+ years of legal experience, licensed to practice since 1974. Their practice focuses on criminal defense, government, and appellate. Admitted to practice in Minnesota (1974), Florida (1989), and California (1994). Educated at University of Minnesota (LL.B., 1954). Recognitions include AV Preeminent. Serands clients in St. Paul, MN and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark A Arth is a lawyer practicing appeals, criminal defense, general practice and 1 other area of law
  • Mark has been licensed for 52 years
  • Mark practices at Moore, Costello & Hart, P.L.L.P. in St. Paul, MN

Practice Areas Explained

Mark A Arth's Areas of Practice

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

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Mark A Arth is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Minnesota →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Mark A Arth is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Minnesota →

Appellate Practice

Appellate attorneys for civil and criminal appeals at state and federal court.

Mark A Arth is one of 86,319 appellate attorneys indexed nationally. Browse appellate attorneys in Minnesota →

Jurisdictional Context

Why local counsel matters in Minnesota

Practicing law in Minnesota. Legal matters in Minnesota are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in St. Paul are typically filed in the local municipal court or the appropriate Minnesota state district court, depending on subject matter and amount in controversy. An attorney licensed in Minnesota 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 Minnesota courts without local counsel or pro hac vice admission.

Looking for additional Minnesota attorneys? Browse all attorneys in St. Paul or all attorneys in Minnesota.

Frequently Asked

Common questions about Mark A Arth

Where is Mark A Arth's law office located?
Mark A Arth's law practice is located in St. Paul, Minnesota. The firm is Moore, Costello & Hart, P.L.L.P.. You can contact the office directly through this profile page.
What practice areas does Mark A Arth handle?
Mark A Arth focuses on criminal defense, government, appellate. Each practice area listed reflects experience handling cases of that type in Minnesota.
How long has Mark A Arth practiced law?
Mark A Arth has 52+ years of legal experience and has been licensed since 1974.
Where did Mark A Arth go to law school?
Mark A Arth earned their education at (LL.B., 1954).
How can I contact Mark A Arth for a consultation?
You can contact Mark A Arth 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.
What awards or recognition has Mark A Arth received?
Mark A Arth's notable recognition includes: AV Preeminent.

Education

LL.B.
University of Minnesota
- 1954

Awards

AV Preeminent

Bar Admissions

Minnesota
Admitted: 1974
Florida
Admitted: 1989
California
Admitted: 1994

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