Atty. Arthur Leonard Mass

Atty. Arthur Leonard Mass

Arthur Leonard Mass is a lawyer practicing criminal law, litigation. Arthur received a B.A. degree from University of Buffalo in 1961, and has been licensed for 61 years.

New York New York 61 yrs experience 61 year
Call (332) 222-7270 Book Appointment

Profile Summary

About Arthur Leonard Mass at a glance

Arthur Leonard Mass is a Member based in New York, New York, practicing at Arthur L. Mass, ESQ.. They have 61+ years of legal experience, licensed to practice since 1965. Their practice focuses on criminal defense and litigation. Admitted to practice in New York (1965), U.S. District Court, Southern District of New York (1967), and U.S. District Court, Eastern District of New York (1967). Educated at Brooklyn Law School (LL.B., 1964) and University of Buffalo (B.A., 1961). Recognitions include AV Preeminent. Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Arthur Leonard Mass is a lawyer practicing criminal law, litigation
  • Arthur received a B.A. degree from University of Buffalo in 1961, and has been licensed for 61 years
  • Arthur practices at Arthur L. Mass, ESQ. in New York, NY

Practice Areas Explained

Arthur Leonard Mass's Areas of Practice

Each practice area below reflects the types of cases Arthur Leonard Mass 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.

Arthur Leonard Mass is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in New York →

Civil Litigation

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

Arthur Leonard Mass is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Arthur Leonard Mass

Where is Arthur Leonard Mass's law office located?
Arthur Leonard Mass's law practice is located in New York, New York. The firm is Arthur L. Mass, ESQ.. You can contact the office directly through this profile page.
What practice areas does Arthur Leonard Mass handle?
Arthur Leonard Mass focuses on criminal defense, litigation. Each practice area listed reflects experience handling cases of that type in New York.
How long has Arthur Leonard Mass practiced law?
Arthur Leonard Mass has 61+ years of legal experience and has been licensed since 1965.
Where did Arthur Leonard Mass go to law school?
Arthur Leonard Mass earned their education at (LL.B., 1964); (B.A., 1961).
How can I contact Arthur Leonard Mass for a consultation?
You can contact Arthur Leonard Mass 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 Arthur Leonard Mass received?
Arthur Leonard Mass's notable recognition includes: AV Preeminent.

Practice Areas

Education

LL.B.
Brooklyn Law School
- 1964
B.A.
University of Buffalo
- 1961

Awards

AV Preeminent

Bar Admissions

New York
Admitted: 1965
U.S. District Court, Southern District of New York
Admitted: 1967
U.S. District Court, Eastern District of New York
Admitted: 1967

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