Atty. John Mathias Horan

Atty. John Mathias Horan

John Mathias Horan is a lawyer practicing antitrust, global litigation, securities litigation and 4 other areas of law. John Mathias received a A.B. degree from Harvard College in 1975, and has been licensed for 46 years.

Palo Alto Palo Alto 46 yrs experience 46 year
Call (626) 669-0125 Book Appointment

Profile Summary

About John Mathias Horan at a glance

John Mathias Horan is a white collar, litigation, and government attorney based in Palo Alto, California. They have 46+ years of legal experience, licensed to practice since 1980. Admitted to practice in Illinois (1980), New York (1987), and California (1995). Educated at University of Michigan Law School (J.D., 1980) and Harvard College (A.B. Social, 1975). Serands clients in Palo Alto, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Mathias Horan is a lawyer practicing antitrust, global litigation, securities litigation and 4 other areas of law
  • John Mathias received a A.B. degree from Harvard College in 1975, and has been licensed for 46 years
  • John Mathias practices in Palo Alto, CA

Practice Areas Explained

John Mathias Horan's Areas of Practice

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

White Collar Crimes

John Mathias Horan is one of 20,025 white collar attorneys indexed nationally. Browse white collar attorneys in California →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

John Mathias Horan is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

John Mathias Horan is one of 132,225 government attorneys indexed nationally. Browse government attorneys in California →

Jurisdictional Context

Why local counsel matters in California

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

Looking for additional California attorneys? Browse all attorneys in Palo Alto or all attorneys in California.

Frequently Asked

Common questions about John Mathias Horan

Where is John Mathias Horan's law office located?
John Mathias Horan's law practice is located in Palo Alto, California. You can contact the office directly through this profile page.
What practice areas does John Mathias Horan handle?
John Mathias Horan focuses on white collar, litigation, government. Each practice area listed reflects experience handling cases of that type in California.
How long has John Mathias Horan practiced law?
John Mathias Horan has 46+ years of legal experience and has been licensed since 1980.
Where did John Mathias Horan go to law school?
John Mathias Horan earned their education at (J.D., 1980); (A.B. Social, 1975).
How can I contact John Mathias Horan for a consultation?
You can contact John Mathias Horan 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

J.D.
University of Michigan Law School
- 1980
A.B. Social
Harvard College
- 1975

Bar Admissions

Illinois
Admitted: 1980
New York
Admitted: 1987
California
Admitted: 1995

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