Aronson Mayefsky & Sloan, LLP

Aronson Mayefsky & Sloan, LLP, is a reknowned matrimonial and family law firm with offices in New York, New York; and Miami and West Palm Beach, Florida. Our practice centers on high net worth divorce, complex matrimonial litigation, custody, valuation, and the full range of family law matters that arise for individuals and families of significant means. Chambers and Partners ranks us in Band 1 for family/matrimonial: high net worth in New York (Chambers High Net Worth 2026), and our founding partners David Aronson and Pamela Sloan are each individually ranked in Band 1.

We take an analytical and creative approach to every engagement. Having learned that no two cases are alike, however similar they may appear, we tailor our counsel to each client's circumstances and objectives. Senior executives and leaders in finance, real estate, fashion, law, the arts, technology, media, science, academia and sports, along with members of some of America's most prominent families, turn to us for guidance. Prominent firms in New York and beyond also refer their own clients to us, confident that personal matters will receive the same caliber of representation as their business affairs.

We are skilled negotiators, and most of our matters conclude in settlement. When settlement cannot be achieved, we are prepared to try a case with determination and integrity, always protecting our clients' identities and privacy.

Our lawyers are also active leaders in international, national, state and local bar associations. We lecture on valuation, divorce litigation, custody and related topics for lawyers, judges, appraisers and accountants. Every day, we renew our commitment to excellence, professionalism, discretion and good citizenship, and we are proud to remain among the most respected matrimonial and family law firms in New York City.