Atty. Daniel Paul O'Brien

Atty. Daniel Paul O'Brien

Daniel Paul O'Brien is a lawyer practicing workers compensation. Daniel received a A.B. degree from California State University at San Diego in 1969, and has been licensed for 52 years.

Sun City West Sun City West 52 yrs experience 52 year
Call (480) 908-1401 Book Appointment

Profile Summary

About Daniel Paul O'Brien at a glance

Daniel Paul O'Brien is an Associate based in Sun City West, Arizona. They have 52+ years of legal experience, licensed to practice since 1974. Their practice focuses on workers comp. Admitted to practice in California (1974). Educated at Southwestern University (J.D., 1974) and California State University at San Diego (A.B., 1969). Recognitions include AV Preeminent. Active member of State Bar of California American Bar Association California Workers' Compensation Defense Attorneys Association. Serands clients in Sun City West, AZ and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Daniel Paul O'Brien is a lawyer practicing workers compensation
  • Daniel received a A.B. degree from California State University at San Diego in 1969, and has been licensed for 52 years
  • Daniel practices in Sun City West, AZ

Practice Areas Explained

Daniel Paul O'Brien's Areas of Practice

Each practice area below reflects the types of cases Daniel Paul O'Brien handles, with a brief overview of what that area of law covers.

Workers Compensation

Workers compensation lawyers help injured workers get medical care, lost wages, and disability benefits. Free consult, no fee unless you win.

Daniel Paul O'Brien is one of 55,389 workers comp attorneys indexed nationally. Browse workers comp attorneys in Arizona →

Jurisdictional Context

Why local counsel matters in Arizona

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

Looking for additional Arizona attorneys? Browse all attorneys in Sun City West or all attorneys in Arizona.

Frequently Asked

Common questions about Daniel Paul O'Brien

Where is Daniel Paul O'Brien's law office located?
Daniel Paul O'Brien's law practice is located in Sun City West, Arizona. You can contact the office directly through this profile page.
What practice areas does Daniel Paul O'Brien handle?
Daniel Paul O'Brien focuses on workers comp. Each practice area listed reflects experience handling cases of that type in Arizona.
How long has Daniel Paul O'Brien practiced law?
Daniel Paul O'Brien has 52+ years of legal experience and has been licensed since 1974.
Where did Daniel Paul O'Brien go to law school?
Daniel Paul O'Brien earned their education at (J.D., 1974); (A.B., 1969).
How can I contact Daniel Paul O'Brien for a consultation?
You can contact Daniel Paul 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 Daniel Paul O'Brien received?
Daniel Paul O'Brien's notable recognition includes: AV Preeminent.

Practice Areas

Education

J.D.
Southwestern University
- 1974
A.B.
California State University at San Diego
- 1969

Awards

AV Preeminent

Bar Admissions

California
Admitted: 1974

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