Atty. William Joseph Leininger

Atty. William Joseph Leininger

Mr. William Joseph Leininger is a lawyer practicing divorce, family law, adoption law and 5 other areas of law.

Staten Island Staten Island 51 yrs experience 51 year
Call (332) 264-2018 Book Appointment

Profile Summary

About William Joseph Leininger at a glance

William Joseph Leininger is a Partner based in Staten Island, New York, practicing at William J. Leininger PC. They have 51+ years of legal experience, licensed to practice since 1975. Their practice focuses on divorce, child custody, family law, child support, and dv defense. Admitted to practice in New York (1975), New Jersey (1981), and Florida (1988). Educated at Fordham University (J.D., 1975) and St. Francis College (B.A., 1965). Active member of Richmond County, New York State and New Jersey State Bar Associations The Florida Bar. Serands clients in Staten Island, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. William Joseph Leininger is a lawyer practicing divorce, family law, adoption law and 5 other areas of law
  • William received a B.A. degree from St. Francis College in 1965, and has been licensed for 51 years
  • William practices at William J. Leininger PC in Staten Island, NY

Practice Areas Explained

William Joseph Leininger's Areas of Practice

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

Divorce

A divorce attorney guides you through property division, spousal support, custody, and the final decree — contested or uncontested.

William Joseph Leininger is one of 50,487 divorce attorneys indexed nationally. Browse divorce attorneys in New York →

Child Custody & Visitation

William Joseph Leininger is one of 31,241 child custody attorneys indexed nationally. Browse child custody attorneys in New York →

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

William Joseph Leininger is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in New York →

Child Support

William Joseph Leininger is one of 24,688 child support attorneys indexed nationally. Browse child support attorneys in New York →

Domestic Violence Defense

William Joseph Leininger is one of 12,315 dv defense attorneys indexed nationally. Browse dv defense 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 Staten Island 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 Staten Island or all attorneys in New York.

Frequently Asked

Common questions about William Joseph Leininger

Where is William Joseph Leininger's law office located?
William Joseph Leininger's law practice is located in Staten Island, New York. The firm is William J. Leininger PC. You can contact the office directly through this profile page.
What practice areas does William Joseph Leininger handle?
William Joseph Leininger focuses on divorce, child custody, family law, child support, dv defense. Each practice area listed reflects experience handling cases of that type in New York.
How long has William Joseph Leininger practiced law?
William Joseph Leininger has 51+ years of legal experience and has been licensed since 1975.
Where did William Joseph Leininger go to law school?
William Joseph Leininger earned their education at (J.D., 1975); (B.A., 1965).
How can I contact William Joseph Leininger for a consultation?
You can contact William Joseph Leininger 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.
Fordham University
- 1975
B.A.
St. Francis College
- 1965

Bar Admissions

New York
Admitted: 1975
New Jersey
Admitted: 1981
Florida
Admitted: 1988

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