Atty. John Joseph Brennan

Atty. John Joseph Brennan

John Joseph Brennan is a lawyer practicing labor relations law, labor law litigation, arbitration. John received a A.B. degree from Miami University in 1984, and has been licensed for 38 years.

Milwaukee Milwaukee 38 yrs experience 38 year
Call (414) 373-2659 Book Appointment

Profile Summary

About John Joseph Brennan at a glance

John Joseph Brennan is a employment and adr attorney based in Milwaukee, Wisconsin. They have 38+ years of legal experience, licensed to practice since 1988. Admitted to practice in U.S. District Court, Eastern and Western Districts of Wisconsin (1988) and Iowa (2001). Educated at Ohio State University (J.D., 1988) and Miami University (A.B., 1984). Recognitions include BV Distinguished. Active member of Milwaukee and American Bar Associations State Bar of Wisconsin. Serands clients in Milwaukee, WI and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Joseph Brennan is a lawyer practicing labor relations law, labor law litigation, arbitration
  • John received a A.B. degree from Miami University in 1984, and has been licensed for 38 years
  • John practices in Milwaukee, WI

Practice Areas Explained

John Joseph Brennan's Areas of Practice

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

Employment Law

Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.

John Joseph Brennan is one of 169,120 employment attorneys indexed nationally. Browse employment attorneys in Wisconsin →

Mediation & Arbitration

Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.

John Joseph Brennan is one of 73,906 adr attorneys indexed nationally. Browse adr attorneys in Wisconsin →

Jurisdictional Context

Why local counsel matters in Wisconsin

Practicing law in Wisconsin. Legal matters in Wisconsin are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Milwaukee are typically filed in the local municipal court or the appropriate Wisconsin state district court, depending on subject matter and amount in controversy. An attorney licensed in Wisconsin 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 Wisconsin courts without local counsel or pro hac vice admission.

Looking for additional Wisconsin attorneys? Browse all attorneys in Milwaukee or all attorneys in Wisconsin.

Frequently Asked

Common questions about John Joseph Brennan

Where is John Joseph Brennan's law office located?
John Joseph Brennan's law practice is located in Milwaukee, Wisconsin. You can contact the office directly through this profile page.
What practice areas does John Joseph Brennan handle?
John Joseph Brennan focuses on employment, adr. Each practice area listed reflects experience handling cases of that type in Wisconsin.
How long has John Joseph Brennan practiced law?
John Joseph Brennan has 38+ years of legal experience and has been licensed since 1988.
Where did John Joseph Brennan go to law school?
John Joseph Brennan earned their education at (J.D., 1988); (A.B., 1984).
How can I contact John Joseph Brennan for a consultation?
You can contact John Joseph Brennan 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 Joseph Brennan received?
John Joseph Brennan's notable recognition includes: BV Distinguished.

Education

J.D.
Ohio State University
- 1988
A.B.
Miami University
- 1984

Awards

BV Distinguished

Bar Admissions

U.S. District Court, Eastern and Western Districts of Wisconsin
Admitted: 1988
Iowa
Admitted: 2001

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