Atty. John L. Conlon

Atty. John L. Conlon

John L. Conlon is a lawyer practicing commercial and tax litigation, professional malpractice, antitrust.

Chicago Chicago 62 yrs experience 62 year
Call (872) 270-8615 Book Appointment

Profile Summary

About John L. Conlon at a glance

John L. Conlon is a tax litigation attorney based in Chicago, Illinois. They have 62+ years of legal experience, licensed to practice since 1964. Admitted to practice in Illinois (1964) and California (1979). Educated at Georgetown University (J.D., 1964) and St. Joseph's College (B.A., 1961). Recognitions include AV Preeminent. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John L. Conlon is a lawyer practicing commercial and tax litigation, professional malpractice, antitrust
  • John received a B.A. degree from St. Joseph's College in 1961, and has been licensed for 62 years
  • John practices in Chicago, IL

Practice Areas Explained

John L. Conlon's Areas of Practice

Each practice area below reflects the types of cases John L. Conlon handles, with a brief overview of what that area of law covers.

Tax Litigation

John L. Conlon is one of 3,110 tax litigation attorneys indexed nationally. Browse tax litigation 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 John L. Conlon

Where is John L. Conlon's law office located?
John L. Conlon's law practice is located in Chicago, Illinois. You can contact the office directly through this profile page.
What practice areas does John L. Conlon handle?
John L. Conlon focuses on tax litigation. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has John L. Conlon practiced law?
John L. Conlon has 62+ years of legal experience and has been licensed since 1964.
Where did John L. Conlon go to law school?
John L. Conlon earned their education at (J.D., 1964); (B.A., 1961).
How can I contact John L. Conlon for a consultation?
You can contact John L. Conlon 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.
What awards or recognition has John L. Conlon received?
John L. Conlon's notable recognition includes: AV Preeminent.

Education

J.D.
Georgetown University
- 1964
B.A.
St. Joseph's College
- 1961

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1964
California
Admitted: 1979

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