Atty. David Michael Mangian

Atty. David Michael Mangian

David Michael Mangian is a lawyer practicing criminal defense, litigation. David received a B.A. degree from University of Illinois at Urbana-Champaign in 2006, and has been licensed for 17 years.

St. Louis St. Louis 17 yrs experience 17 year
Call (314) 860-1491 Book Appointment

Profile Summary

About David Michael Mangian at a glance

David Michael Mangian is an Associate based in St. Louis, Missouri, practicing at Thompson Coburn LLP. They have 17+ years of legal experience, licensed to practice since 2009. Their practice focuses on criminal defense and litigation. Admitted to practice in Missouri (2009) and Illinois (2010). Educated at University of Illinois College of Law (J.D., 2009) and University of Illinois at Urbana-Champaign (B.A. History, 2006). Serands clients in St. Louis, MO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • David Michael Mangian is a lawyer practicing criminal defense, litigation
  • David received a B.A. degree from University of Illinois at Urbana-Champaign in 2006, and has been licensed for 17 years
  • David practices at Thompson Coburn LLP in St. Louis, MO

Practice Areas Explained

David Michael Mangian's Areas of Practice

Each practice area below reflects the types of cases David Michael Mangian 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.

David Michael Mangian is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Missouri →

Civil Litigation

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

David Michael Mangian is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Missouri →

Jurisdictional Context

Why local counsel matters in Missouri

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

Looking for additional Missouri attorneys? Browse all attorneys in St. Louis or all attorneys in Missouri.

Frequently Asked

Common questions about David Michael Mangian

Where is David Michael Mangian's law office located?
David Michael Mangian's law practice is located in St. Louis, Missouri. The firm is Thompson Coburn LLP. You can contact the office directly through this profile page.
What practice areas does David Michael Mangian handle?
David Michael Mangian focuses on criminal defense, litigation. Each practice area listed reflects experience handling cases of that type in Missouri.
How long has David Michael Mangian practiced law?
David Michael Mangian has 17+ years of legal experience and has been licensed since 2009.
Where did David Michael Mangian go to law school?
David Michael Mangian earned their education at (J.D., 2009); (B.A. History, 2006).
How can I contact David Michael Mangian for a consultation?
You can contact David Michael Mangian 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.

Practice Areas

Education

J.D.
University of Illinois College of Law
- 2009
B.A. History
University of Illinois at Urbana-Champaign
- 2006

Bar Admissions

Missouri
Admitted: 2009
Illinois
Admitted: 2010

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