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About Me

My primary area of practice is Matrimonial (Divorce) and Family Law on Long Island, NY.  This includes handling all aspects of divorce, divore mediation, child custody, child support, maintenance (alimony), distribution of assets, orders of protection, and adoption.  I also have extensive experience in Intellectual Property Law (patents, trademarks, and copyrights).  The motto of my law firm is "The Law Firm With a Difference".  This is because I provide excellent client services and results.


Photos and Videos

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Practice Areas


  1. Divorce & Separation: 70%
    12 years
  2. Criminal Defense: 15%
    12 years
  3. Intellectual Property: 5%
    12 years
  4. Family: 5%
    12 years
  5. Other: 5%
  6. More 



Hourly ($285-350/hour), Fixed (Sometimes), Free Consultation (30 minutes)

Payment Types:

Cash, Check, Credit Card

Attorney Endorsements

21 total 

  • Michael B. Rubenfeld

    David Badanes is an excellent matrimonial attorney. He is an experienced and knowledgeable attorney. Mr. Badanes is well liked and respected in the legal community. He is a superb advocate on behalf of his clients.


    Michael Rubenfeld Divorce & Separation Attorney
    Relationship: Opposing Counsel on matter

  • No photo

    David is a true professional that makes every client his top priority. If you are looking for an attorney that is proficient in his practice area of law, as well as being responsive to clients' inquiries, then David is a great choice.


    Kristopher Hodella Elder Law Attorney
    Relationship: Fellow lawyer in community

Contact Info

Badanes Law Office

842 Route 25A
Northport, NY, 11768

Badanes Law Office

1225 Franklin Avenue,
Suite 325
Garden City, NY, 11530



NYCurrently registered 200403/13/2015

Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.
Avvo Contributions
Legal Answers
Award NameGrantorDate Granted
Cum LaudeSt. Johns University School of Law2003
Work Experience
TitleCompany NameDuration
AttorneyBadanes Law Office2008 - Present
AttorneyCohen Potani Lieberman & Pavane2003 - 2008
Association NamePosition NameDuration
New York State Defenders AssociationMember2013 - Present
Nassau County Bar Association, Matrimonial Law CommitteeNassau County Bar2012 - Present
Suffolk County Matrimonial Bar AssociationSuffolk County Bar Association2008 - Present
New York Bar AssociationMember2003 - Present
Legal Cases
Case NameOutcome
Thomas Layne v. Theresa LayneThomas Layne was granted a reduction in his child support obligation
See all Legal Cases 
Publication NameTitleDate
The Suffolk LawyerEmancipation Should Be Painless as it Brings On Many Changes2010
School NameMajorDegreeGraduated
St John's University School of LawLawJD - Juris Doctor2003
Speaking Engagements
Conference NameTitleDate
Marino CLEMatrimonial Law From A to Z2015
Northport Adult EducationTen Things to Know About Divorce2011