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Long Island Divorce & Family Law Firm Established in 1976
Compassionate Attorneys.
Trustworthy Advice.

A Matrimonial & Family Law Firm

Long Island Divorce Attorneys

Award-Winning Leaders in Law. Successful in Dispute Resolution.

Established in 1976, Wisselman, Harounian & Associates is a top-tier litigation firm in Great Neck, New York, with a concentration in family law and divorce.

We are considered leaders in our field of family law. This is because our highly experienced and devoted divorce attorneys on Long Island work closely with our clients to achieve successful results that are both creative and cost-effective. Due to our admirable record of success, we have grown to become one of the largest matrimonial firms on Long Island and the New York Metropolitan area.

Celebrating Over 40 Years of Legal Excellence

Our goal is to redefine the law firm experience for our valued clients. Our Long Island divorce lawyers aggressively pursue resolution of client matters by settlement, mediation, or trial, which is why we get so many referrals from former clients, mental health professionals, other divorce lawyers, and various professionals in the fields that intersect with family law.

Our seasoned legal team has handled thousands of divorce and family law cases in New York. Every attorney and staff member is always thorough, professional, and responsive. Our Long Island family law firm can take your call 7 days a week, so call now to take action!

The Right Attorneys with the Right Experience

Meet Our Legal Team
  • Jerome A. Wisselman
  • Jacqueline Harounian
  • Derrick A. Rubin
  • Lloyd C. Rosen
  • Jordan E. Trager
  • Christine M. Settineri
  • Joseph J. Bracconier III
  • Amanda Rose Green
  • Ken Guttenplan
  • Jerome A. Wisselman Jerome A. Wisselman

    Managing Partner

    "We respect the importance of our clients’ matters to each and every one of them, and work hard to address all their concerns ...
    Jerome A. Wisselman Photo
  • Jacqueline Harounian Jacqueline Harounian


    "Family law cases are high stakes, stressful and sometimes heartbreaking. When I see my clients prevail over the challenges, ...
    Jacqueline  Harounian Photo
  • Derrick A. Rubin Derrick A. Rubin

    Senior Associate

    "I strive to be a meticulous, tenacious yet compassionate partner in your cause, seeking the best possible results for you." ...
    Derrick A. Rubin Photo
  • Lloyd C. Rosen Lloyd C. Rosen


    "I consider myself the family lawyer that never forgets the importance of family." LLOYD C. ROSEN, Esq. has been with ...
    Lloyd C. Rosen Photo
  • Jordan E. Trager Jordan E. Trager


    "My goal is to reduce the emotional toll of divorce on my clients and work towards achieving a settlement that best meets ...
    Jordan E. Trager Photo
  • Christine M. Settineri Christine M. Settineri


    "I am keenly aware of the special circumstances my clients are going through during the divorce process, and I make every ...
    Christine M. Settineri Photo
  • Joseph J. Bracconier III Joseph J. Bracconier III


    "I offer a compassionate voice, rational thought, and legal expertise to help navigate my clients through the legal pit falls ...
    Joseph J. Bracconier III Photo
  • Amanda Rose Green Amanda Rose Green


    "I am thrilled to have joined Wisselman, Harounian & Associates and am proud to be working alongside Jerry Wisselman and the ...
    Amanda Rose  Green Photo
  • Ken Guttenplan Ken Guttenplan

    Of Counsel

    KENNETH S. GUTTENPLAN, Esq. is Of Counsel to Wisselman, Harounian & Associates, P.C., focusing on matrimonial and family law, ...
    Ken  Guttenplan Photo

New York Metro Super Lawyers & Unmatched Counsel, Advice & Guidance

Founding attorney Jerome Wisselman has been named "A Top 100" New York Metro Super Lawyers® list, an honor bestowed upon less than 5% of all practicing lawyers in the state and having the highest point totals for the nomination review process.

Our Long Island divorce law firm is willing to work around your busy schedule and our family law attorneys are available to speak with you even on weekends. Get in touch with our team now to schedule your first meeting with a representative from our firm.

Our family lawyers on Long Island proudly serve clients throughout the New York Metro area, including Queens, Brooklyn, Manhattan, Staten Island, and Winchester Counties.

We'll Help You Move Forward 

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Here to Meet Your Everyday Needs

No legal concern is more personal than a family law issue. Cases such as divorce, child custody, and property division can affect your home life, your finances, and your future.

At Wisselman, Harounian & Associates, our Long Island family lawyers are committed to guiding you through one of life's most stressful and difficult challenges. You can depend on our compassionate team of Long Island divorce attorneys to help you move forward with your life.

Jerome A. Wisselman & Jacqueline Harounian:

Recognized As New York's Leading Lawyers

Jerry and Jackie have worked together for over 20 years, leading a team of first-class litigators, mediators, and support staff. They work with top forensic experts, private investigators and mental health professional to get the best results for their family law clients. Turn to us for a team of divorce lawyers on Long Island who can get the job done.

  • Derrick is extremely professional and meticulous, as well as patient and kind.

    “Derrick Rubin advised my elderly Dad on his apt lease renewal. Time was of the essence and Mr. Rubin reviewed the lease immediately and met with us to over questions and concerns. He is extremely ...”

    - Former Client
  • Working with Jackie Harounian during difficult situations became a pleasurable experience.

    “Jackie Harounian is professional, very knowledgeable, responsive and above all, kind and understanding. Working with her during difficult situations became a pleasurable experience and I plan to work ...”

    - Former Client
  • Your skill, patience, and calm disposition brought me reassurance.

    “Thank you very much for your help throughout my divorce. Your skill, patience, and calm disposition brought me reassurance during a very dark time. I appreciate everything you have done.”

    - Former Client
  • Lloyd has been the utmost advocate to me to help guide me through the most difficult situation of my life and to help protect my child.

    “I currently am utilizing Attorney, Lloyd Rosen, at Wisselman, Harounian & Associates. Lloyd has been the utmost advocate to me to help guide me through the most difficult situation of my life and to ...”

    - Former Client
  • This firm should be on your shortlist for consideration in any divorce and/or custody matter.

    “I have retained this firm since 2012 for a variety of custody, divorce and post-divorce matters in both Supreme and Family court. I became aware of this firm via a very strong reference from an ...”

    - Former Client
  • Super Lawyers - Jerome A. Wisselman
  • Super Lawyers Rising Stars
  • Bethpage Best of Long Island
  • 10 Best American Institute of Family Law Attorneys
  • Leaders in the Law
  • 2015 Top Ten Legal Eagles
  • Client Distinction Award
  • Lead Counsel Rated
  • 2016 Top 100 Lawyers ASLA
  • 10.0 Avvo Rating - Jerome A. Wisselman
  • Avvo 10.0 Rating - Lloyd C. Rosen
  • Great Neck Chamber of Commerce
  • HIA-LI
  • Nation's Top One Percent 2017
  • Rotary International
  • National Association of Divorce Professionals
  • Millenial Awards
  • New York State Council on Divorce Mediation
  • 50 Around 50
  • Nassau County Women's Bar Association
  • The LGBT Bar
  • Nassau County Bar Association
  • New York State Bar Association
  • Federal Bar Association
  • Queens County Bar Association
  • Suffolk County Bar Association
  • Outstanding Women in Law
  • Martindale-Hubbell AV-Preeminent Rating
  • Super Lawyers - Top 50 Women Attorneys in New York
  • Martindale-Hubbell AV Preeminent 2020
  • Best Lawyers 2021
  • U.S. News Best Lawyers 2020
  • Super Lawyers 2020

Our Philosophy

The firm philosophy at Wisselman, Harounian & Associates is rooted in our genuine desire to help clients, both now and in the future.

The core component of our success can be found in our dedication to making a positive impact in our clients’ lives. We combine ingenuity with a solid work ethic to build customized legal solutions in our clients' family law matters. Unyielding in our commitment to hard work and client satisfaction, we’ve created a firm that’s a cut above the rest.

Wisselman, Harounian & Associates was established in 1976. With more than 150 years of combined experience to our name, we are a firm to trust for divorce and family law in the New York Metro Area. Our Long Island family law attorneys bring a sophisticated level of knowledge and professional insight to your case and we have countless success stories to prove it.

Reasons to Choose Wisselman, Harounian & Associates P.C.

  • We will go the extra mile to meet your needs.

    Our professionals will go above and beyond to create a solution that is tailored to fit the unique needs and goals of you and your family.

  • We will walk you through every decision.

    When you hire us, we will get to know you on a personal level, inform you of your options, and help you make the best decisions possible.

  • We will sort out all concerns on your mind.

    Our mission is to put your mind at ease, alleviate your worries, address all concerns, and answer any questions you have along the way.

  • We will always act in your best interests.

    We demonstrate an unparalleled level of commitment to our clients. When you work with us, your needs will always come first.

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See the Difference Our Firm Can Make

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Why Choose Wisselman, Harounian & Associates?
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  • Why Choose Wisselman, Harounian & Associates?
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First Responder and Civil Servant Discount Program

For all police, fire, paramedic and EMT, military and other civil servants. We appreciate the service you provide to our community and welcome you to call our office to receive this discount! Give us a call today to learn more.