Atty. James Matthew O'Brien

Atty. James Matthew O'Brien

James Matthew O'Brien is a lawyer practicing administrative law, admiralty & maritime, antitrust & trade law and 6 other areas of law. James received a B.A. degree from University of Notre Dame in 1978, and has been licensed for 45 years.

Chicago Chicago 45 yrs experience 45 year
Call (312) 473-0411 Book Appointment

Profile Summary

About James Matthew O'Brien at a glance

James Matthew O'Brien is a Partner based in Chicago, Illinois, practicing at Baker And Mckenzie Llp. They have 45+ years of legal experience, licensed to practice since 1981. Their practice focuses on bankruptcy, tax, litigation, government, and maritime. Admitted to practice in Illinois (1981), U.S. Court of Appeals, Sixth Circuit, U.S. Tax Court and U.S. Court of Federal Claims (1982), U.S. Court of Appeals, Seventh Circuit (1988), and U.S. Court of Appeals, First Circuit (1995). Educated at Harvard Law School (J.D., 1981) and University of Notre Dame (B.A., 1978). Recognitions include AV Preeminent. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • James Matthew O'Brien is a lawyer practicing administrative law, admiralty & maritime, antitrust & trade law and 6 other areas of law
  • James received a B.A. degree from University of Notre Dame in 1978, and has been licensed for 45 years
  • James practices at Baker & McKenzie LLP in Chicago, IL

Practice Areas Explained

James Matthew O'Brien's Areas of Practice

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

Bankruptcy & Debt

A bankruptcy attorney can help you eliminate debt, stop creditor harassment, and protect your home through Chapter 7 or Chapter 13.

James Matthew O'Brien is one of 105,321 bankruptcy attorneys indexed nationally. Browse bankruptcy attorneys in Illinois →

Tax Law

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

James Matthew O'Brien is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys in Illinois →

Civil Litigation

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

James Matthew O'Brien is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Illinois →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

James Matthew O'Brien is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Illinois →

Maritime & Admiralty Law

Maritime attorneys for Jones Act claims, longshore injury, cruise ship cases, and offshore matters.

James Matthew O'Brien is one of 11,568 maritime attorneys indexed nationally. Browse maritime attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

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

Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about James Matthew O'Brien

Where is James Matthew O'Brien's law office located?
James Matthew O'Brien's law practice is located in Chicago, Illinois. The firm is Baker And Mckenzie Llp. You can contact the office directly through this profile page.
What practice areas does James Matthew O'Brien handle?
James Matthew O'Brien focuses on bankruptcy, tax, litigation, government, maritime. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has James Matthew O'Brien practiced law?
James Matthew O'Brien has 45+ years of legal experience and has been licensed since 1981.
Where did James Matthew O'Brien go to law school?
James Matthew O'Brien earned their education at (J.D., 1981); (B.A., 1978).
How can I contact James Matthew O'Brien for a consultation?
You can contact James Matthew 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 James Matthew O'Brien received?
James Matthew O'Brien's notable recognition includes: AV Preeminent.

Education

J.D.
Harvard Law School
- 1981
B.A.
University of Notre Dame
- 1978

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1981
U.S. Court of Appeals, Sixth Circuit, U.S. Tax Court and U.S. Court of Federal Claims
Admitted: 1982
U.S. Court of Appeals, Seventh Circuit
Admitted: 1988
U.S. Court of Appeals, First Circuit
Admitted: 1995
U.S. Court of Appeals, Ninth Circuit
Admitted: 2001

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