Atty. Mark J. Seplak

Atty. Mark J. Seplak

Mark J. Seplak is a lawyer practicing general practice, insurance coverage, appellate.

Chicago Chicago 41 yrs experience 41 year
Call (224) 312-2439 Book Appointment

Profile Summary

About Mark J. Seplak at a glance

Mark J. Seplak is a insurance and appellate attorney based in Chicago, Illinois. They have 41+ years of legal experience, licensed to practice since 1985. Admitted to practice in Illinois (1985) and California United States Supreme Court (1996). Educated at University of Illinois College of Law (J.D., 1985) and DePaul University (B.S., 1982). Recognitions include AV Preeminent. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark J. Seplak is a lawyer practicing general practice, insurance coverage, appellate
  • Mark received a B.S. degree from DePaul University in 1982, and has been licensed for 41 years
  • Mark practices in Chicago, IL

Practice Areas Explained

Mark J. Seplak's Areas of Practice

Each practice area below reflects the types of cases Mark J. Seplak handles, with a brief overview of what that area of law covers.

Insurance Law

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

Mark J. Seplak is one of 121,912 insurance attorneys indexed nationally. Browse insurance attorneys in Illinois →

Appellate Practice

Appellate attorneys for civil and criminal appeals at state and federal court.

Mark J. Seplak is one of 86,319 appellate attorneys indexed nationally. Browse appellate 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 Mark J. Seplak

Where is Mark J. Seplak's law office located?
Mark J. Seplak's law practice is located in Chicago, Illinois. You can contact the office directly through this profile page.
What practice areas does Mark J. Seplak handle?
Mark J. Seplak focuses on insurance, appellate. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Mark J. Seplak practiced law?
Mark J. Seplak has 41+ years of legal experience and has been licensed since 1985.
Where did Mark J. Seplak go to law school?
Mark J. Seplak earned their education at (J.D., 1985); (B.S., 1982).
How can I contact Mark J. Seplak for a consultation?
You can contact Mark J. Seplak 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 Mark J. Seplak received?
Mark J. Seplak's notable recognition includes: AV Preeminent.

Education

J.D.
University of Illinois College of Law
- 1985
B.S.
DePaul University
- 1982

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1985
California United States Supreme Court
Admitted: 1996

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