Atty. David P. O'Brien

Atty. David P. O'Brien

David P. O'Brien is a lawyer.

Washington Washington 34 yrs experience 34 year
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Profile Summary

About David P. O'Brien at a glance

David P. O'Brien is an attorney based in Washington, District of Columbia. They have 34+ years of legal experience, licensed to practice since 1992. Admitted to practice in Massachusetts (Inactive) (1992), California (Inactive) (1997), and Virginia (Inactive) (2000). Educated at Cornell University (J.D., 1992) and Harvard University (B.A., 1988). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • David P. O'Brien is a lawyer
  • David P. received a B.A. degree from Harvard University in 1988, and has been licensed for 34 years
  • David P. practices in Washington, DC

Jurisdictional Context

Why local counsel matters in District of Columbia

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

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about David P. O'Brien

Where is David P. O'Brien's law office located?
David P. O'Brien's law practice is located in Washington, District of Columbia. You can contact the office directly through this profile page.
How long has David P. O'Brien practiced law?
David P. O'Brien has 34+ years of legal experience and has been licensed since 1992.
Where did David P. O'Brien go to law school?
David P. O'Brien earned their education at (J.D., 1992); (B.A., 1988).
How can I contact David P. O'Brien for a consultation?
You can contact David 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

J.D.
Cornell University
- 1992
B.A.
Harvard University
- 1988

Bar Admissions

Massachusetts (Inactive)
Admitted: 1992
California (Inactive)
Admitted: 1997
Virginia (Inactive)
Admitted: 2000

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