Atty. Dennis Joseph Sweeny

Atty. Dennis Joseph Sweeny

Dennis Joseph Sweeny is a lawyer practicing personal injury, litigation, criminal defense. Dennis received a B.A. degree from Fairleigh Dickinson University in 1970, and has been licensed for 52 years.

Melville Melville 52 yrs experience 52 year
Call (631) 490-4084 Book Appointment

Profile Summary

About Dennis Joseph Sweeny at a glance

Dennis Joseph Sweeny is a Member based in Melville, New York, practicing at Sweeny and Sweeny. They have 52+ years of legal experience, licensed to practice since 1974. Their practice focuses on personal injury, criminal defense, and litigation. Admitted to practice in New York (1974), U.S. District Court, Southern District of New York (1975), and U.S. District Court, Eastern District of New York (1975). Educated at St. John's University (J.D., 1973) and Fairleigh Dickinson University (B.A., 1970). Recognitions include AV Preeminent. Active member of Nassau County and New York State Bar Associations New York State Trial Lawyers Association Association of Trial Lawyers of America. Serands clients in Melville, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Dennis Joseph Sweeny is a lawyer practicing personal injury, litigation, criminal defense
  • Dennis received a B.A. degree from Fairleigh Dickinson University in 1970, and has been licensed for 52 years
  • Dennis practices at Sweeny and Sweeny in Melville, NY

Practice Areas Explained

Dennis Joseph Sweeny's Areas of Practice

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

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

Dennis Joseph Sweeny is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury 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.

Dennis Joseph Sweeny 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.

Dennis Joseph Sweeny 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 Melville 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 Melville or all attorneys in New York.

Frequently Asked

Common questions about Dennis Joseph Sweeny

Where is Dennis Joseph Sweeny's law office located?
Dennis Joseph Sweeny's law practice is located in Melville, New York. The firm is Sweeny and Sweeny. You can contact the office directly through this profile page.
What practice areas does Dennis Joseph Sweeny handle?
Dennis Joseph Sweeny focuses on personal injury, criminal defense, litigation. Each practice area listed reflects experience handling cases of that type in New York.
How long has Dennis Joseph Sweeny practiced law?
Dennis Joseph Sweeny has 52+ years of legal experience and has been licensed since 1974.
Where did Dennis Joseph Sweeny go to law school?
Dennis Joseph Sweeny earned their education at (J.D., 1973); (B.A., 1970).
How can I contact Dennis Joseph Sweeny for a consultation?
You can contact Dennis Joseph Sweeny 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 Dennis Joseph Sweeny received?
Dennis Joseph Sweeny's notable recognition includes: AV Preeminent.

Education

J.D.
St. John's University
- 1973
B.A.
Fairleigh Dickinson University
- 1970

Awards

AV Preeminent

Bar Admissions

New York
Admitted: 1974
U.S. District Court, Southern District of New York
Admitted: 1975
U.S. District Court, Eastern District of New York
Admitted: 1975

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