Atty. Sean Kaichen Duddy

Atty. Sean Kaichen Duddy

Sean Kaichen Duddy is a lawyer. Sean has been licensed for 9 years.

Chicago Chicago 9 yrs experience 9 year
Call (224) 801-5578 Book Appointment

Profile Summary

About Sean Kaichen Duddy at a glance

Sean Kaichen Duddy is an Associate based in Chicago, Illinois, practicing at Postman Law. They have 9+ years of legal experience, licensed to practice since 2017. Admitted to practice in District of Columbia (2017) and New York (2017). Educated at University of Pennsylvania School of Law J.D. (—). Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Sean Kaichen Duddy is a lawyer
  • Sean has been licensed for 9 years
  • Sean practices at Postman Law in Chicago, 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 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 Sean Kaichen Duddy

Where is Sean Kaichen Duddy's law office located?
Sean Kaichen Duddy's law practice is located in Chicago, Illinois. The firm is Postman Law. You can contact the office directly through this profile page.
How long has Sean Kaichen Duddy practiced law?
Sean Kaichen Duddy has 9+ years of legal experience and has been licensed since 2017.
Where did Sean Kaichen Duddy go to law school?
Sean Kaichen Duddy earned their education at (—).
How can I contact Sean Kaichen Duddy for a consultation?
You can contact Sean Kaichen Duddy 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

University of Pennsylvania School of Law J.D.
- In Progress

Bar Admissions

District of Columbia
Admitted: 2017
New York
Admitted: 2017

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