Atty. Michael Sean Mostow

Atty. Michael Sean Mostow

Michael Sean Mostow is a lawyer practicing environmental, insurance. Michael received a B.A. degree from University of Illinois in 1987, and has been licensed for 35 years.

Chicago Chicago 35 yrs experience 35 year
Call (224) 801-3908 Book Appointment

Profile Summary

About Michael Sean Mostow at a glance

Michael Sean Mostow is a Partner based in Chicago, Illinois, practicing at Quarles & Brady LLP. They have 35+ years of legal experience, licensed to practice since 1991. Their practice focuses on environmental and insurance. Admitted to practice in Illinois (1991) and U.S. District Court, Northern District of Illinois (1991). Educated at University of Illinois (B.A., 1987) and Northwestern University School of Law JD (—). Recognitions include AV Preeminent. Active member of Chicago (Chair and former Legislative Liaison of Environmental Law Committee), Illinois State (Member, Environmental Law and Insurance Law Sections) and American Bar Associations. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Michael Sean Mostow is a lawyer practicing environmental, insurance
  • Michael received a B.A. degree from University of Illinois in 1987, and has been licensed for 35 years
  • Michael practices at Quarles & Brady LLP in Chicago, IL

Practice Areas Explained

Michael Sean Mostow's Areas of Practice

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

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Michael Sean Mostow is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Illinois →

Insurance Law

Insurance attorneys for coverage disputes, bad faith claims, denied claims, and policy disputes.

Michael Sean Mostow is one of 121,912 insurance attorneys indexed nationally. Browse insurance 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 Sean Mostow

Where is Michael Sean Mostow's law office located?
Michael Sean Mostow's law practice is located in Chicago, Illinois. The firm is Quarles & Brady LLP. You can contact the office directly through this profile page.
What practice areas does Michael Sean Mostow handle?
Michael Sean Mostow focuses on environmental, insurance. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Michael Sean Mostow practiced law?
Michael Sean Mostow has 35+ years of legal experience and has been licensed since 1991.
Where did Michael Sean Mostow go to law school?
Michael Sean Mostow earned their education at (B.A., 1987); (—).
How can I contact Michael Sean Mostow for a consultation?
You can contact Michael Sean Mostow 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 Michael Sean Mostow received?
Michael Sean Mostow's notable recognition includes: AV Preeminent.

Practice Areas

Education

B.A.
University of Illinois
- 1987
Northwestern University School of Law JD
- In Progress

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1991
U.S. District Court, Northern District of Illinois
Admitted: 1991

Reviews

5.0
1 Review
5 0
4 0
3 0
2 0
1 0
These reviews belong to platform users; they do not constitute advertisement or promotion for the attorney. Opinions are published for informational purposes only.

No reviews yet.