Atty. Stephen Michael O'Brien

Atty. Stephen Michael O'Brien

Stephen Michael O'Brien is a lawyer practicing criminal prosecution. Stephen received a B.A. degree from University of Tulsa in 1992, and has been licensed for 31 years.

Clayton Clayton 31 yrs experience 31 year
Call (314) 408-8205 Book Appointment

Profile Summary

About Stephen Michael O'Brien at a glance

Stephen Michael O'Brien is an Asst. Pros. Atty. based in Clayton, Missouri. They have 31+ years of legal experience, licensed to practice since 1995. Their practice focuses on criminal defense. Admitted to practice in Missouri (1995), Illinois (1996), and U.S. District Court, Eastern District of Missouri (1996). Educated at St. Louis University (J.D., 1995) and University of Tulsa (B.A., 1992). Recognitions include AV Preeminent. Serands clients in Clayton, MO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Stephen Michael O'Brien is a lawyer practicing criminal prosecution
  • Stephen received a B.A. degree from University of Tulsa in 1992, and has been licensed for 31 years
  • Stephen practices in Clayton, MO

Practice Areas Explained

Stephen Michael O'Brien's Areas of Practice

Each practice area below reflects the types of cases Stephen Michael O'Brien 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.

Stephen Michael O'Brien is one of 214,271 criminal defense attorneys indexed nationally. Browse criminal defense 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 Clayton 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 Clayton or all attorneys in Missouri.

Frequently Asked

Common questions about Stephen Michael O'Brien

Where is Stephen Michael O'Brien's law office located?
Stephen Michael O'Brien's law practice is located in Clayton, Missouri. You can contact the office directly through this profile page.
What practice areas does Stephen Michael O'Brien handle?
Stephen Michael O'Brien focuses on criminal defense. Each practice area listed reflects experience handling cases of that type in Missouri.
How long has Stephen Michael O'Brien practiced law?
Stephen Michael O'Brien has 31+ years of legal experience and has been licensed since 1995.
Where did Stephen Michael O'Brien go to law school?
Stephen Michael O'Brien earned their education at (J.D., 1995); (B.A., 1992).
How can I contact Stephen Michael O'Brien for a consultation?
You can contact Stephen Michael O'Brien 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 Stephen Michael O'Brien received?
Stephen Michael O'Brien's notable recognition includes: AV Preeminent.

Practice Areas

Education

J.D.
St. Louis University
- 1995
B.A.
University of Tulsa
- 1992

Awards

AV Preeminent

Bar Admissions

Missouri
Admitted: 1995
Illinois
Admitted: 1996
U.S. District Court, Eastern District of Missouri
Admitted: 1996

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