Atty. James Michael Coonan

Atty. James Michael Coonan

Atty. James Michael Coonan is a lawyer practicing business law, corporate law, mergers, acquisitions and divestitures and 1 other area of law.

Glen Ellyn Glen Ellyn 53 yrs experience 53 year
Call (224) 561-1051 Book Appointment

Profile Summary

About James Michael Coonan at a glance

James Michael Coonan is a Member based in Glen Ellyn, Illinois, practicing at James M. Coonan & Associates, P.C.. They have 53+ years of legal experience, licensed to practice since 1973. Their practice focuses on business, m&a, and securities. Admitted to practice in Wisconsin (1973) and Illinois (1976). Educated at University of Minnesota (M.B.A., 1983) and University of Wisconsin-Madison (J.D., 1972). Active member of Chicago, Illinois State and American Bar Associations State Bar of Wisconsin. Serands clients in Glen Ellyn, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Atty. James Michael Coonan is a lawyer practicing business law, corporate law, mergers, acquisitions and divestitures and 1 other area of law
  • James received a M.B.A. degree from University of Minnesota in 1983, and has been licensed for 53 years
  • James practices at James M. Coonan & Associates, P.C. in Glen Ellyn, IL

Practice Areas Explained

James Michael Coonan's Areas of Practice

Each practice area below reflects the types of cases James Michael Coonan handles, with a brief overview of what that area of law covers.

Business & Corporate Law

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

James Michael Coonan is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Illinois →

Mergers & Acquisitions

James Michael Coonan is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in Illinois →

Securities Law

James Michael Coonan is one of 64,529 securities attorneys indexed nationally. Browse securities 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 Glen Ellyn 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 Glen Ellyn or all attorneys in Illinois.

Frequently Asked

Common questions about James Michael Coonan

Where is James Michael Coonan's law office located?
James Michael Coonan's law practice is located in Glen Ellyn, Illinois. The firm is James M. Coonan & Associates, P.C.. You can contact the office directly through this profile page.
What practice areas does James Michael Coonan handle?
James Michael Coonan focuses on business, m&a, securities. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has James Michael Coonan practiced law?
James Michael Coonan has 53+ years of legal experience and has been licensed since 1973.
Where did James Michael Coonan go to law school?
James Michael Coonan earned their education at (M.B.A., 1983); (J.D., 1972).
How can I contact James Michael Coonan for a consultation?
You can contact James Michael Coonan 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

M.B.A.
University of Minnesota
- 1983
J.D.
University of Wisconsin-Madison
- 1972

Bar Admissions

Wisconsin
Admitted: 1973
Illinois
Admitted: 1976

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