Atty. Mark Jeffrey Horwitz

Atty. Mark Jeffrey Horwitz

Mark Jeffrey Horwitz is a lawyer practicing civil litigation, car accidents, medical malpractice and 5 other areas of law. Mark received a B.S. degree from University of Illinois in 1986, and has been licensed for 35 years.

Chicago Chicago 35 yrs experience 35 year
Call (224) 809-3202 Book Appointment

Profile Summary

About Mark Jeffrey Horwitz at a glance

Mark Jeffrey Horwitz is a Managing Partner based in Chicago, Illinois, practicing at The Horwitz Law Group. They have 35+ years of legal experience, licensed to practice since 1991. Their practice focuses on car accidents, medical malpractice, personal injury, motorcycle, and product liability. Admitted to practice in Illinois (1991) and U.S. District Court, Northern District of Illinois (1991). Educated at Loyola University of Chicago (J.D., 1990) and University of Illinois (B.S., 1986). Active member of Chicago and American Bar Associations Illinois Trial Lawyers Association. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark Jeffrey Horwitz is a lawyer practicing civil litigation, car accidents, medical malpractice and 5 other areas of law
  • Mark received a B.S. degree from University of Illinois in 1986, and has been licensed for 35 years
  • Mark practices at The Horwitz Law Group in Chicago, IL

Practice Areas Explained

Mark Jeffrey Horwitz's Areas of Practice

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

Car Accidents

Hurt in a car crash? Car accident lawyers fight insurance companies for fair compensation — free consult, no fee unless you win.

Mark Jeffrey Horwitz is one of 36,807 car accidents attorneys indexed nationally. Browse car accidents attorneys in Illinois →

Medical Malpractice

Medical malpractice lawyers represent patients harmed by negligent doctors, hospitals, and other providers. Free case review, no fee unless you win.

Mark Jeffrey Horwitz is one of 49,086 medical malpractice attorneys indexed nationally. Browse medical malpractice 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.

Mark Jeffrey Horwitz is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Illinois →

Motorcycle Accidents

Mark Jeffrey Horwitz is one of 11,237 motorcycle attorneys indexed nationally. Browse motorcycle attorneys in Illinois →

Product Liability

Mark Jeffrey Horwitz is one of 66,193 product liability attorneys indexed nationally. Browse product liability 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 Jeffrey Horwitz

Where is Mark Jeffrey Horwitz's law office located?
Mark Jeffrey Horwitz's law practice is located in Chicago, Illinois. The firm is The Horwitz Law Group. You can contact the office directly through this profile page.
What practice areas does Mark Jeffrey Horwitz handle?
Mark Jeffrey Horwitz focuses on car accidents, medical malpractice, personal injury, motorcycle, product liability. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Mark Jeffrey Horwitz practiced law?
Mark Jeffrey Horwitz has 35+ years of legal experience and has been licensed since 1991.
Where did Mark Jeffrey Horwitz go to law school?
Mark Jeffrey Horwitz earned their education at (J.D., 1990); (B.S., 1986).
How can I contact Mark Jeffrey Horwitz for a consultation?
You can contact Mark Jeffrey Horwitz 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.
Loyola University of Chicago
- 1990
B.S.
University of Illinois
- 1986

Bar Admissions

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

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