Atty. Sean Thaddeus O'Bryan

Atty. Sean Thaddeus O'Bryan

Sean Thaddeus O'Bryan is a lawyer practicing civil litigation. Sean received a B.A. degree from Georgetown University in 1980, and has been licensed for 42 years.

San Diego San Diego 42 yrs experience 42 year
Call (619) 604-3425 Book Appointment

Profile Summary

About Sean Thaddeus O'Bryan at a glance

Sean Thaddeus O'Bryan is a Member based in San Diego, California, practicing at Sean T. O'Bryan. They have 42+ years of legal experience, licensed to practice since 1984. Their practice focuses on litigation. Admitted to practice in California (1984) and U.S. Supreme Court (1994). Educated at University of San Diego (J.D., 1984) and Georgetown University (B.A., 1980). Recognitions include AV Preeminent. Active member of San Diego County Bar Association State Bar of California Consumer Attorneys of San Diego. Serands clients in San Diego, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Sean Thaddeus O'Bryan is a lawyer practicing civil litigation
  • Sean received a B.A. degree from Georgetown University in 1980, and has been licensed for 42 years
  • Sean practices at Sean T. O'Bryan in San Diego, CA

Practice Areas Explained

Sean Thaddeus O'Bryan's Areas of Practice

Each practice area below reflects the types of cases Sean Thaddeus O'Bryan handles, with a brief overview of what that area of law covers.

Civil Litigation

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

Sean Thaddeus O'Bryan is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Jurisdictional Context

Why local counsel matters in California

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

Looking for additional California attorneys? Browse all attorneys in San Diego or all attorneys in California.

Frequently Asked

Common questions about Sean Thaddeus O'Bryan

Where is Sean Thaddeus O'Bryan's law office located?
Sean Thaddeus O'Bryan's law practice is located in San Diego, California. The firm is Sean T. O'Bryan. You can contact the office directly through this profile page.
What practice areas does Sean Thaddeus O'Bryan handle?
Sean Thaddeus O'Bryan focuses on litigation. Each practice area listed reflects experience handling cases of that type in California.
How long has Sean Thaddeus O'Bryan practiced law?
Sean Thaddeus O'Bryan has 42+ years of legal experience and has been licensed since 1984.
Where did Sean Thaddeus O'Bryan go to law school?
Sean Thaddeus O'Bryan earned their education at (J.D., 1984); (B.A., 1980).
How can I contact Sean Thaddeus O'Bryan for a consultation?
You can contact Sean Thaddeus O'Bryan 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 Sean Thaddeus O'Bryan received?
Sean Thaddeus O'Bryan's notable recognition includes: AV Preeminent.

Practice Areas

Education

J.D.
University of San Diego
- 1984
B.A.
Georgetown University
- 1980

Awards

AV Preeminent

Bar Admissions

California
Admitted: 1984
U.S. Supreme Court
Admitted: 1994

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