Atty. David Alan Mansfield

Atty. David Alan Mansfield

David Alan Mansfield is a lawyer practicing criminal defense, traffic violations, driving while intoxicated and 7 other areas of law. David received a B.A. degree from Adelphi University in 1974, and has been licensed for 48 years.

Islandia Islandia 48 yrs experience 48 year
Call (934) 949-2383 Book Appointment

Profile Summary

About David Alan Mansfield at a glance

David Alan Mansfield is a Member based in Islandia, New York. They have 48+ years of legal experience, licensed to practice since 1978. Their practice focuses on dui/dwi, truck accidents, criminal defense, traffic, and government. Admitted to practice in New York (1978), U.S. District Court, Eastern District of New York (1980), and U.S. District Court, Southern District of New York (1980). Educated at Adelphi University (B.A., 1974) and Ohio Northern University J.D. 1977 Phi Alpha Delta (—). Recognitions include AV Preeminent. Active member of Suffolk County, Nassau County and New York State Bar Associations Suffolk County Criminal Bar Association. Serands clients in Islandia, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • David Alan Mansfield is a lawyer practicing criminal defense, traffic violations, driving while intoxicated and 7 other areas of law
  • David received a B.A. degree from Adelphi University in 1974, and has been licensed for 48 years
  • David practices in Islandia, NY

Practice Areas Explained

David Alan Mansfield's Areas of Practice

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

DUI / DWI Defense

Find experienced DUI and DWI defense attorneys near you. Compare verified profiles, read client reviews, and consult about your case for free.

David Alan Mansfield is one of 29,977 dui/dwi attorneys indexed nationally. Browse dui/dwi attorneys in New York →

Truck Accidents

David Alan Mansfield is one of 4,975 truck accidents attorneys indexed nationally. Browse truck accidents attorneys in New York →

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.

David Alan Mansfield is one of 214,271 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in New York →

Traffic Violations

David Alan Mansfield is one of 14,506 traffic attorneys indexed nationally. Browse traffic attorneys in New York →

Government & Administrative Law

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

David Alan Mansfield 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 Islandia 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 Islandia or all attorneys in New York.

Frequently Asked

Common questions about David Alan Mansfield

Where is David Alan Mansfield's law office located?
David Alan Mansfield's law practice is located in Islandia, New York. You can contact the office directly through this profile page.
What practice areas does David Alan Mansfield handle?
David Alan Mansfield focuses on dui/dwi, truck accidents, criminal defense, traffic, government. Each practice area listed reflects experience handling cases of that type in New York.
How long has David Alan Mansfield practiced law?
David Alan Mansfield has 48+ years of legal experience and has been licensed since 1978.
Where did David Alan Mansfield go to law school?
David Alan Mansfield earned their education at (B.A., 1974); (—).
How can I contact David Alan Mansfield for a consultation?
You can contact David Alan Mansfield 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 David Alan Mansfield received?
David Alan Mansfield's notable recognition includes: AV Preeminent.

Education

B.A.
Adelphi University
- 1974
Ohio Northern University J.D. 1977 Phi Alpha Delta
- In Progress

Awards

AV Preeminent

Bar Admissions

New York
Admitted: 1978
U.S. District Court, Eastern District of New York
Admitted: 1980
U.S. District Court, Southern District of New York
Admitted: 1980

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