Av. Michael Jonathan Sullivan

Av. Michael Jonathan Sullivan

Michael Jonathan Sullivan is a lawyer practicing litigation & dispute resolution. Michael received a A.B. degree from Duke University in 1990, and has been licensed for 33 years.

Chicago Chicago 33 Yıl Deneyim 33 yıl
Call (224) 561-0412 Book Appointment

Profile Summary

About Michael Jonathan Sullivan at a glance

Michael Jonathan Sullivan is a Counsel based in Chicago, Illinois, practicing at Mayer Brown Llp. They have 33+ years of legal experience, licensed to practice since 1993. Their practice focuses on litigation. Admitted to practice in US District Court for the Northern District of Illinois (1993), US Court of Appeals for the Seventh Circuit (2000), Illinois (2009), and US District Court for the Northern District Florida (2009). Educated at Harvard Law School (J.D., 1993) and Duke University (A.B., 1990). Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

Hakkında

  • Michael Jonathan Sullivan is a lawyer practicing litigation & dispute resolution
  • Michael received a A.B. degree from Duke University in 1990, and has been licensed for 33 years
  • Michael practices at Mayer Brown LLP in Chicago, IL

Practice Areas Explained

Michael Jonathan Sullivan's Areas of Practice

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

Civil Litigation

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

Michael Jonathan Sullivan is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Michael Jonathan Sullivan

Where is Michael Jonathan Sullivan's law office located?
Michael Jonathan Sullivan's law practice is located in Chicago, Illinois. The firm is Mayer Brown Llp. You can contact the office directly through this profile page.
What practice areas does Michael Jonathan Sullivan handle?
Michael Jonathan Sullivan focuses on litigation. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Michael Jonathan Sullivan practiced law?
Michael Jonathan Sullivan has 33+ years of legal experience and has been licensed since 1993.
Where did Michael Jonathan Sullivan go to law school?
Michael Jonathan Sullivan earned their education at (J.D., 1993); (A.B., 1990).
How can I contact Michael Jonathan Sullivan for a consultation?
You can contact Michael Jonathan 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.

Uzmanlık Alanları

Eğitim

J.D.
Harvard Law School
- 1993
A.B.
Duke University
- 1990

Bar Admissions

US District Court for the Northern District of Illinois
Admitted: 1993
US Court of Appeals for the Seventh Circuit
Admitted: 2000
Illinois
Admitted: 2009
US District Court for the Northern District Florida
Admitted: 2009
District of Columbia
Admitted: 2014

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