Atty. Louis John Prempas

Atty. Louis John Prempas

Louis John Prempas is a lawyer. Louis received a B.S. degree from Northwestern University, and has been licensed for 68 years.

Oak Brook Oak Brook 68 yrs experience 68 year
Call (312) 219-2319 Book Appointment

Profile Summary

About Louis John Prempas at a glance

Louis John Prempas is an attorney based in Oak Brook, Illinois. They have 68+ years of legal experience, licensed to practice since 1958. Admitted to practice in Illinois (1958). Educated at John Marshall Law School LL.B. (—) and Northwestern University B.S. (—). Serands clients in Oak Brook, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Louis John Prempas is a lawyer
  • Louis received a B.S. degree from Northwestern University, and has been licensed for 68 years
  • Louis practices in Oak Brook, IL

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 Oak Brook 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 Oak Brook or all attorneys in Illinois.

Frequently Asked

Common questions about Louis John Prempas

Where is Louis John Prempas's law office located?
Louis John Prempas's law practice is located in Oak Brook, Illinois. You can contact the office directly through this profile page.
How long has Louis John Prempas practiced law?
Louis John Prempas has 68+ years of legal experience and has been licensed since 1958.
Where did Louis John Prempas go to law school?
Louis John Prempas earned their education at (—); (—).
How can I contact Louis John Prempas for a consultation?
You can contact Louis John Prempas 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

John Marshall Law School LL.B.
- In Progress
Northwestern University B.S.
- In Progress

Bar Admissions

Illinois
Admitted: 1958

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