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William Joseph Leininger

William Joseph Leininger

also known as Bill Leininger

Practice areas:

Divorce & Separation, Mediation

About Me

Mr. Leininger graduated Fordham Law School in 1974 with a rank of #1 in the entire Evening Division. He has been practicing law for over 34 years - the last 30 years concentrating on Divorce and Custody Matters. Mr. Leininger has appeared on national TV and radio shows, including the Phil Donohue Show, Sallie Jessie Raphael Show, CBS Morning Show, the Today Show, etc.


Mr. Leininger is a member in good standing of the New York Bar, the New Jersey Bar, and the Florida Bar, and is also admitted to practice before the Supreme Court of the United States. He is a member of the Family Law Sections of the New York State Bar Association, the New Jersey State Bar Association and the Florida Bar Association. Mr. Leininger is also a certified Divorce Mediator.


Photos and Videos

1272886 1430239878

Practice Areas

Licensed since 1975

  1. Divorce & Separation: 91%
  2. Mediation: 9%


Payment Types:

Cash, Check, Credit Card

Attorney Endorsements

1 total 

  • Lainie R. Fastman

    I endorse this lawyer. Mr. Leininger is a knowledgeable, diligent, professional, who never fails to consider the welfare of his clients. I have had the pleasure of working with him on a few cases and I recommend him without reservation.


    Lainie Fastman Estate Planning Attorney
    Relationship: Other

Contact Info

William J. Leininger, PC

34 Dumont Ave
Staten Island, NY, 10305-1450



FLMember in Good Standing198808/17/2015
NYCurrently registered 197503/13/2015

Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.

Avvo Contributions

Legal Answers


Award NameGrantorDate Granted
Preeminent 4.8 out of 5Martindale-Hubbell2015
Preeminent 4.8 out of 5Martindale-Hubbell2014
Certified Divorce MediatorFlorida Supreme Court2013
Graduated #1 in Evening DivisionFordham University School of Law1975

Work Experience

TitleCompany NameDuration
OwnerWilliam J. Leininger, PC1981 - Present


Association NamePosition NameDuration
Latin Liturgy Association of AmericaPresident2003 - 2009
New York Latin Liturgy AssociationPresident1989 - Present


School NameMajorDegreeGraduated
Fordham University School of LawLawJD - Juris Doctor1975
St Francis CollegeN/ABA - Bachelor of Arts1972