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Atty. John P. O'Brien

Atty. John P. O'Brien

John P. O'Brien is a lawyer.

Fullerton Fullerton 42 yrs experience 42 year
Call (657) 255-8795 Book Appointment

Profile Summary

About John P. O'Brien at a glance

John P. O'Brien is a Member based in Fullerton, California, practicing at John P O Brien. They have 42+ years of legal experience, licensed to practice since 1984. Admitted to practice in California (1984). Educated at Michigan State UNV College of the Law, E Lansing MI (—). Serands clients in Fullerton, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

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About

  • John P. O'Brien is a lawyer
  • John received a degree from Michigan State UNV College of the Law, E Lansing MI, and has been licensed for 42 years
  • John practices at John P. O'Brien in Fullerton, CA

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 Fullerton 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 Fullerton or all attorneys in California.

Frequently Asked

Common questions about John P. O'Brien

Where is John P. O'Brien's law office located?
John P. O'Brien's law practice is located in Fullerton, California. The firm is John P O Brien. You can contact the office directly through this profile page.
How long has John P. O'Brien practiced law?
John P. O'Brien has 42+ years of legal experience and has been licensed since 1984.
Where did John P. O'Brien go to law school?
John P. O'Brien earned their education at (—).
How can I contact John P. O'Brien for a consultation?
You can contact John P. 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.

Education

—
Michigan State UNV College of the Law, E Lansing MI
- In Progress

Bar Admissions

California
Admitted: 1984

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