Atty. Matthew James O'Brien

Atty. Matthew James O'Brien

Matthew James O'Brien is a lawyer practicing immigration and naturalization, labor and employment. Matthew received a B.A. degree from Johns Hopkins University in 1991, and has been licensed for 29 years.

Washington Washington 29 yrs experience 29 year
Call (771) 240-1235 Book Appointment

Profile Summary

About Matthew James O'Brien at a glance

Matthew James O'Brien is a Hale & Dorr based in Washington, District of Columbia. They have 29+ years of legal experience, licensed to practice since 1997. Their practice focuses on citizenship, employment, and immigration. Admitted to practice in Massachusetts (1997). Educated at University of Maine School of Law (J.D., 1995) and Johns Hopkins University (B.A., 1991). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Matthew James O'Brien is a lawyer practicing immigration and naturalization, labor and employment
  • Matthew received a B.A. degree from Johns Hopkins University in 1991, and has been licensed for 29 years
  • Matthew practices in Washington, DC

Practice Areas Explained

Matthew James O'Brien's Areas of Practice

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

Citizenship & Naturalization

Matthew James O'Brien is one of 5,960 citizenship attorneys indexed nationally. Browse citizenship attorneys in District of Columbia →

Employment Law

Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.

Matthew James O'Brien is one of 169,120 employment attorneys indexed nationally. Browse employment attorneys in District of Columbia →

Immigration Law

Immigration attorneys help with green cards, visas, citizenship, asylum, and deportation defense. Find a verified immigration lawyer for your case.

Matthew James O'Brien is one of 40,633 immigration attorneys indexed nationally. Browse immigration attorneys in District of Columbia →

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 Matthew James O'Brien

Where is Matthew James O'Brien's law office located?
Matthew James O'Brien's law practice is located in Washington, District of Columbia. You can contact the office directly through this profile page.
What practice areas does Matthew James O'Brien handle?
Matthew James O'Brien focuses on citizenship, employment, immigration. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Matthew James O'Brien practiced law?
Matthew James O'Brien has 29+ years of legal experience and has been licensed since 1997.
Where did Matthew James O'Brien go to law school?
Matthew James O'Brien earned their education at (J.D., 1995); (B.A., 1991).
How can I contact Matthew James O'Brien for a consultation?
You can contact Matthew James 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.
University of Maine School of Law
- 1995
B.A.
Johns Hopkins University
- 1991

Bar Admissions

Massachusetts
Admitted: 1997

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