Atty. Stephen Jerome O'Brien

Atty. Stephen Jerome O'Brien

Stephen Jerome O'Brien is a lawyer practicing commercial. Stephen received a B.A. degree from Baylor University in 1985, and has been licensed for 35 years.

Chicago Chicago 35 yrs experience 35 year
Call (779) 341-2147 Book Appointment

Profile Summary

About Stephen Jerome O'Brien at a glance

Stephen Jerome O'Brien is a Partner based in Chicago, Illinois, practicing at Dentons US LLP. They have 35+ years of legal experience, licensed to practice since 1991. Their practice focuses on business. Admitted to practice in Texas (1991) and Missouri (1993). Educated at Harvard Law School (J.D., 1991) and Baylor University (B.A., 1985). Recognitions include AV Preeminent. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Stephen Jerome O'Brien is a lawyer practicing commercial
  • Stephen received a B.A. degree from Baylor University in 1985, and has been licensed for 35 years
  • Stephen practices at Dentons US LLP in Chicago, IL and 1 other location

Practice Areas Explained

Stephen Jerome O'Brien's Areas of Practice

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

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Stephen Jerome O'Brien is one of 501,317 business attorneys indexed nationally. Browse business 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 Stephen Jerome O'Brien

Where is Stephen Jerome O'Brien's law office located?
Stephen Jerome O'Brien's law practice is located in Chicago, Illinois. The firm is Dentons US LLP. You can contact the office directly through this profile page.
What practice areas does Stephen Jerome O'Brien handle?
Stephen Jerome O'Brien focuses on business. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Stephen Jerome O'Brien practiced law?
Stephen Jerome O'Brien has 35+ years of legal experience and has been licensed since 1991.
Where did Stephen Jerome O'Brien go to law school?
Stephen Jerome O'Brien earned their education at (J.D., 1991); (B.A., 1985).
How can I contact Stephen Jerome O'Brien for a consultation?
You can contact Stephen Jerome 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 Stephen Jerome O'Brien received?
Stephen Jerome O'Brien's notable recognition includes: AV Preeminent.

Practice Areas

Education

J.D.
Harvard Law School
- 1991
B.A.
Baylor University
- 1985

Awards

AV Preeminent

Bar Admissions

Texas
Admitted: 1991
Missouri
Admitted: 1993

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