Atty. David R. Sinn

Atty. David R. Sinn

David R. Sinn is a lawyer practicing legal malpractice defense, medical malpractice defense, defective and dangerous products and 1 other area of law.

Peoria Peoria 50 yrs experience 50 year
Call (217) 814-0952 Book Appointment

Profile Summary

About David R. Sinn at a glance

David R. Sinn is a Senior Counsel based in Peoria, Illinois, practicing at Heyl, Royster, Voelker & Allen Professional Corporation. They have 50+ years of legal experience, licensed to practice since 1976. Their practice focuses on medical malpractice, product liability, and litigation. Admitted to practice in Illinois (1976) and Washington United States District Court, Central District of Illinois United States Court of Appeals (1993). Educated at University of Tennessee College of Law (JD, 1976) and Western Illinois University (Bachelor, 1973). Recognitions include AV Preeminent. Serands clients in Peoria, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • David R. Sinn is a lawyer practicing legal malpractice defense, medical malpractice defense, defective and dangerous products and 1 other area of law
  • David received a degree from Western Illinois University in 1973, and has been licensed for 50 years
  • David practices at Heyl, Royster, Voelker & Allen Professional Corporation in Peoria, IL

Practice Areas Explained

David R. Sinn's Areas of Practice

Each practice area below reflects the types of cases David R. Sinn handles, with a brief overview of what that area of law covers.

Medical Malpractice

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

David R. Sinn is one of 49,086 medical malpractice attorneys indexed nationally. Browse medical malpractice attorneys in Illinois →

Product Liability

David R. Sinn is one of 66,193 product liability attorneys indexed nationally. Browse product liability attorneys in Illinois →

Civil Litigation

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

David R. Sinn 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 Peoria 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 Peoria or all attorneys in Illinois.

Frequently Asked

Common questions about David R. Sinn

Where is David R. Sinn's law office located?
David R. Sinn's law practice is located in Peoria, Illinois. The firm is Heyl, Royster, Voelker & Allen Professional Corporation. You can contact the office directly through this profile page.
What practice areas does David R. Sinn handle?
David R. Sinn focuses on medical malpractice, product liability, litigation. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has David R. Sinn practiced law?
David R. Sinn has 50+ years of legal experience and has been licensed since 1976.
Where did David R. Sinn go to law school?
David R. Sinn earned their education at (JD, 1976); (Bachelor, 1973).
How can I contact David R. Sinn for a consultation?
You can contact David R. Sinn 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 David R. Sinn received?
David R. Sinn's notable recognition includes: AV Preeminent.

Education

JD
University of Tennessee College of Law
- 1976
Bachelor
Western Illinois University
- 1973

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1976
Washington United States District Court, Central District of Illinois United States Court of Appeals
Admitted: 1993

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