Atty. John David Byrne

Atty. John David Byrne

John David Byrne is a lawyer practicing government investigations, public policy, criminal law. John received a M.B.A. degree from Clarkson University in 2003, and has been licensed for 13 years.

New York New York 13 yrs experience 13 year
Call (917) 814-2505 Book Appointment

Profile Summary

About John David Byrne at a glance

John David Byrne is an Exec. Asst. Dist. Atty. based in New York, New York. They have 13+ years of legal experience, licensed to practice since 2013. Their practice focuses on criminal defense and government. Admitted to practice in New York (2013). Educated at State University of New York at Buffalo (J.D., 2010) and Clarkson University (M.B.A. St., 2003). Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John David Byrne is a lawyer practicing government investigations, public policy, criminal law
  • John received a M.B.A. degree from Clarkson University in 2003, and has been licensed for 13 years
  • John practices in New York, NY

Practice Areas Explained

John David Byrne's Areas of Practice

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

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

John David Byrne is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in New York →

Government & Administrative Law

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

John David Byrne is one of 132,225 government attorneys indexed nationally. Browse government attorneys in New York →

Jurisdictional Context

Why local counsel matters in New York

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

Looking for additional New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common questions about John David Byrne

Where is John David Byrne's law office located?
John David Byrne's law practice is located in New York, New York. You can contact the office directly through this profile page.
What practice areas does John David Byrne handle?
John David Byrne focuses on criminal defense, government. Each practice area listed reflects experience handling cases of that type in New York.
How long has John David Byrne practiced law?
John David Byrne has 13+ years of legal experience and has been licensed since 2013.
Where did John David Byrne go to law school?
John David Byrne earned their education at (J.D., 2010); (M.B.A. St., 2003).
How can I contact John David Byrne for a consultation?
You can contact John David Byrne 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.
State University of New York at Buffalo
- 2010
M.B.A. St.
Clarkson University
- 2003

Bar Admissions

New York
Admitted: 2013

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