Great Neck Family Law Attorney & Divorce Lawyer

Great Neck Divorce & Family Law Attorney

Attorney Profile

With a passion for doing what's right for his clients, Alexander D. Nirenstein is recognized as a highly-proficient, laser-focused Matrimonial and Family Law Attorney whose vast experience includes years of client representation in divorces, property valuations and divisions, and actions involving spousal maintenance, child custody, visitation and parenting time, paternity, and child support.

Alexander provides exemplary service and produces goal-oriented results, and is skilled in negotiation and litigation, including all aspects of matrimonial and family law pretrial preparations, discovery, investigation, motion practice, depositions, hearings, trials and appeals. Alexander gets the job done under strict deadlines, and always puts his client's interests first.

Alexander believes family related issues are delicate matters. This is a philosophy that he strongly believes in and he advises clients about their marital, parental and children's rights. Alexander works closely with clients to resolve concerns, relieve anxiety, and develop practical solutions to avoid or defend against difficult family-related legal challenges.

Before returning to his home state of New York, Mr. Nirenstein was responsible for the supervision of Arizona's premier family law firm's business operations, and oversaw a legal team of renowned reputation and expansive experience that provided strategic counsel in contentious litigated family law and divorce cases. He has also dealt extensively with complex community property distribution and business matters, as well as interstate and international custody disputes.  Mr. Nirenstein has taken an active role in the community. His involvement includes donating his time to the Men's Anti-Violence Network (MAN), a domestic violence prevention and public policy awareness organization headed by the Arizona Foundation for Women.


  • University of South Carolina School of Law (1991)
  • Hofstra University (1988)


  • New York State Bar (1992)
  • Connecticut Bar (1991)
  • State Bar of Arizona (2001)
  • U.S. Supreme Court (1997)


  • Current Member - New York State Bar Association Family Law Section
  • Current Member - Nassau County Bar Association Family Court Law & Procedure Committee and Matrimonial Law Committee
  • Former Member - State Bar of Arizona Committee on Family Law Procedure
  • Former Member - Arizona Children's Association


  • 2006 & 2007 Leading Lawyer - Phoenix Business Journal