Sean M. O'Brien

Attorney Profile

Top Rated Criminal Defense Attorney in Chicago, IL

Sean O'Brien Law
 | 1739 S. Halsted, Suite #1F
Chicago, IL 60608
Phone: 312-600-5875
Selected to Rising Stars: 2014 - 2018
Licensed Since: 2008
Practice Areas:
  • Criminal Defense (90%),
  • Civil Litigation: Plaintiff (10%)
Attorney Profile

With an aggressive approach that puts clients’ rights first, the founding member of Sean O’Brien Law, Sean M. O’Brien, represents those in Cook County who are facing charges of committing a crime. Licensed to practice in the state of Illinois and a member of The National Trial Lawyers: Top 100, Mr. O’Brien has almost a decade of experience handling criminal defense and civil litigation cases.

After earning his Juris Doctor from The John Marshall Law School in 2008, Mr. O’Brien has dealt extensively with cases related to traffic, appeals, forfeiture, search and seizure law, and narcotics. As a former prosecutor for the Cook County State’s Attorney’s Office where he was a special prosecutor for the Narcotics Prosecution Bureau, he now represents those who are facing allegations of committing felonies and misdemeanors, possession of drugs, fleeing and evading police, involuntary manslaughter, driving with a suspended or revoked license, and driving under the influence. Mr. O’Brien is also an asset to those who are looking to have their records cleared or expunged after the required period.

Located close to downtown Chicago, Mr. O’Brien’s office is easy to access, and his service is client-centric and professional. He is prepared to handle difficult, high-level criminal cases and take them to trial when necessary.

Mr. O’Brien has handled cases in both federal and state courts throughout the city of Chicago and the state of Illinois with a heavy emphasis on large narcotics cases. With open client communication, he knows what it takes to win even the most difficult cases.

 
Practice Areas
Lawyer Practice Area Pie Chart

Criminal Defense (90%): Criminal Law

Civil Litigation (10%)

Focus Areas

Criminal Defense: Criminal Law

Selections

top-imageSelected to Rising Stars for 5 years

Rising Stars: 2014 - 2018

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About Sean O'Brien

Admitted: 2008, Illinois

Bar/Professional Activity:

  • Illinois

Scholarly Lectures and Writings:

  • Lecturer, "Justice in the City" course about topics ranging from Constitutional Law to small business ownership -- lending the perspective of a criminal defense attorney, DePaul University, 2014
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Office Location for Sean M. O'Brien

1739 S. Halsted
Suite #1F
Chicago, IL 60608

Phone: 312-600-5875

 

Sean M. O'Brien:

Last Updated: 9/11/2017

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