Atty. Gregory T. Oosterbaan

Atty. Gregory T. Oosterbaan

Gregory T. Oosterbaan is a lawyer.

Posen Posen 46 yrs experience 46 year
Call (312) 535-4941 Book Appointment

Profile Summary

About Gregory T. Oosterbaan at a glance

Gregory T. Oosterbaan is an attorney based in Posen, Illinois. They have 46+ years of legal experience, licensed to practice since 1980. Admitted to practice in Illinois (1980). Serands clients in Posen, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Gregory T. Oosterbaan is a lawyer
  • Gregory has been licensed for 46 years
  • Gregory practices in Posen, 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 Posen 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 Posen or all attorneys in Illinois.

Frequently Asked

Common questions about Gregory T. Oosterbaan

Where is Gregory T. Oosterbaan's law office located?
Gregory T. Oosterbaan's law practice is located in Posen, Illinois. You can contact the office directly through this profile page.
How long has Gregory T. Oosterbaan practiced law?
Gregory T. Oosterbaan has 46+ years of legal experience and has been licensed since 1980.
How can I contact Gregory T. Oosterbaan for a consultation?
You can contact Gregory T. Oosterbaan 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.

Bar Admissions

Illinois
Admitted: 1980

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