Atty. Sean Michael Sullivan

Atty. Sean Michael Sullivan

Sean Michael Sullivan is a lawyer practicing personal injury, criminal law, commercial litigation and 5 other areas of law. Sean received a B.S. degree from United States Naval Academy in 1984, and has been licensed for 31 years.

Chicago Chicago 31 yrs experience 31 year
Call (312) 625-2017 Book Appointment

Profile Summary

About Sean Michael Sullivan at a glance

Sean Michael Sullivan is a patent, copyright, personal injury, criminal defense, and business attorney based in Chicago, Illinois. They have 31+ years of legal experience, licensed to practice since 1995. Admitted to practice in Illinois (1995) and U.S. District Court, Northern District of Illinois , U.S. Court of Appeals, Seventh Circuit (1996). Educated at Northwestern University (J.D., 1990) and United States Naval Academy (B.S., 1984). Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Sean Michael Sullivan is a lawyer practicing personal injury, criminal law, commercial litigation and 5 other areas of law
  • Sean received a B.S. degree from United States Naval Academy in 1984, and has been licensed for 31 years
  • Sean practices in Chicago, IL

Practice Areas Explained

Sean Michael Sullivan's Areas of Practice

Each practice area below reflects the types of cases Sean Michael Sullivan handles, with a brief overview of what that area of law covers.

Patent Law

Sean Michael Sullivan is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Illinois →

Copyright Law

Sean Michael Sullivan is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Illinois →

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

Sean Michael Sullivan is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Illinois →

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Sean Michael Sullivan is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Illinois →

Business & Corporate Law

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

Sean Michael Sullivan 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 Sean Michael Sullivan

Where is Sean Michael Sullivan's law office located?
Sean Michael Sullivan's law practice is located in Chicago, Illinois. You can contact the office directly through this profile page.
What practice areas does Sean Michael Sullivan handle?
Sean Michael Sullivan focuses on patent, copyright, personal injury, criminal defense, business. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Sean Michael Sullivan practiced law?
Sean Michael Sullivan has 31+ years of legal experience and has been licensed since 1995.
Where did Sean Michael Sullivan go to law school?
Sean Michael Sullivan earned their education at (J.D., 1990); (B.S., 1984).
How can I contact Sean Michael Sullivan for a consultation?
You can contact Sean Michael Sullivan 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.
Northwestern University
- 1990
B.S.
United States Naval Academy
- 1984

Bar Admissions

Illinois
Admitted: 1995
U.S. District Court, Northern District of Illinois , U.S. Court of Appeals, Seventh Circuit
Admitted: 1996

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