Atty. Donn Patrick LaHaie

Atty. Donn Patrick LaHaie

Donn Lahai is an experienced workers’ compensation attorney who has spent more than 20 years advocating for injured workers and union members. At Postman Law, he represents clients through every stage of the workers’ compensation process, from claim investigations to hearings and appeals.

Chicago Chicago 34 yrs experience 34 year
Call (312) 625-2364 Book Appointment

Profile Summary

About Donn Patrick LaHaie at a glance

Donn Patrick LaHaie is an Attorney based in Chicago, Illinois, practicing at Postman Law. They have 34+ years of legal experience, licensed to practice since 1992. Their practice focuses on car accidents, truck accidents, wrongful death, business, and workers comp. Admitted to practice in Illinois (1992) and Florida (1993). Educated at John Marshall Law School J.D. (—) and University of Wisconsin-Whitewater B.A. (—). Active member of The Chicago Bar Association. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Donn Lahai is an experienced workers’ compensation attorney who has spent more than 20 years advocating for injured workers and union members
  • At Postman Law, he represents clients through every stage of the workers’ compensation process, from claim investigations to hearings and appeals
  • Donn’s background includes experience on both the plaintiff and defense sides of workers’ compensation litigation, giving him valuable insight into how employers and insurance carriers handle claims
  • Having successfully litigated hundreds of workers’ compensation cases, he is known for his practical guidance, strong advocacy, and commitment to helping injured workers secure the benefits they deserve

Practice Areas Explained

Donn Patrick LaHaie's Areas of Practice

Each practice area below reflects the types of cases Donn Patrick LaHaie 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.

Donn Patrick LaHaie is one of 36,807 car accidents attorneys indexed nationally. Browse car accidents attorneys in Illinois →

Truck Accidents

Donn Patrick LaHaie is one of 4,975 truck accidents attorneys indexed nationally. Browse truck accidents attorneys in Illinois →

Wrongful Death

Donn Patrick LaHaie is one of 31,253 wrongful death attorneys indexed nationally. Browse wrongful death attorneys in Illinois →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Donn Patrick LaHaie is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Illinois →

Workers Compensation

Workers compensation lawyers help injured workers get medical care, lost wages, and disability benefits. Free consult, no fee unless you win.

Donn Patrick LaHaie is one of 55,389 workers comp attorneys indexed nationally. Browse workers comp 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 Donn Patrick LaHaie

Where is Donn Patrick LaHaie's law office located?
Donn Patrick LaHaie's law practice is located in Chicago, Illinois. The firm is Postman Law. You can contact the office directly through this profile page.
What practice areas does Donn Patrick LaHaie handle?
Donn Patrick LaHaie focuses on car accidents, truck accidents, wrongful death, business, workers comp. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Donn Patrick LaHaie practiced law?
Donn Patrick LaHaie has 34+ years of legal experience and has been licensed since 1992.
Where did Donn Patrick LaHaie go to law school?
Donn Patrick LaHaie earned their education at (—); (—).
How can I contact Donn Patrick LaHaie for a consultation?
You can contact Donn Patrick LaHaie 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 J.D.
- In Progress
University of Wisconsin-Whitewater B.A.
- In Progress

Bar Admissions

Illinois
Admitted: 1992
Florida
Admitted: 1993

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