
Family/Matrimonial: High Net Worth
High Net Worth Guide 2026 : New York
Rankings

Ranked Individuals
Ranked Individuals
About
Provided by Aronson Mayefsky & Sloan LLP
Aronson Mayefsky & Sloan are leaders in the family law sections of international, national, state, and local bar associations. Aronson Mayefsky & Sloan lawyers teach and lecture at continuing education programmes for lawyers, judges, appraisers, and accountants on issues relating to matrimonial law, including valuation, divorce litigation, custody issues, and numerous other topics of importance to the practise and the clients. Senior executives and leaders in finance, real estate, fashion, law, visual and performing arts, technology, media, science, academia, and sports, in addition to members of many of America’s most prominent families, routinely call on Aronson Mayefsky & Sloan to work with them in understanding and analysing their family law concerns and formulating reasonable and responsible resolutions.
Aronson Mayefsky & Sloan is a “go-to” firm for lawyers from other practise areas. Many prominent New York, national and international firms who want to ensure that their clients have the same first-quality representation on personal matters that they receive on their business matters look to Aronson Mayefsky & Sloan.
Aronson Mayefsky & Sloan practises law exclusively in family law, having deep-rooted expertise in the areas of marital and non-marital, prenuptial and postnuptial agreements, Child custody and support, equitable distribution and spousal maintenance in divorce, whether it be negotiating settlements, litigating and appeals.
Industries (10)
- Finance
- Real Estate
- Fashion
- Law
- Visual and Performing Arts
- Technology
- Media
- Science
- Academia
- Professional Sports
Chambers Review
Provided by Chambers
Strengths
Provided by Chambers
AMS is a team of highly experienced, highly regarded and intelligent matrimonial litigators.
Family/Matrimonial: High Net Worth respondentHigh Net WorthAronson Mayefsky & Sloan is one of the very top law firms in matrimonial matters in New York. The partners have tremendous experience in handling complex matrimonial matters from the inception to conclusion, by trial if necessary. The knowledge, experience and very high level of skill distinguish this firm.
Family/Matrimonial: High Net Worth respondentHigh Net WorthWhen you have a case with Aronson Mayefsky & Sloan, you know you will work with lawyers who understand the law and the complexity and challenges posed by matrimonial practice.
Family/Matrimonial: High Net Worth respondentHigh Net WorthThere is a tremendous amount of experience at Aronson Mayefsky & Sloan and they vigorously advocate for their clients.
Family/Matrimonial: High Net Worth respondentHigh Net Worth
Notable Practitioners
Provided by Chambers
Band 1 
Band 1 
David Aronson
David Aronson wins praise across the market for his substantial experience advising high net worth clients on a wide range of matrimonial matters. David Aronson is extremely experienced and skilful.
Family/Matrimonial: High Net Worth respondentHigh Net WorthDavid is hard-working, smart and knows how to make a deal.
Family/Matrimonial: High Net Worth respondentHigh Net WorthDavid Aronson is a true leader in the matrimonial field with full understanding of the nuances of each case and excellent ability to settle a matter or try it to its conclusion.
Family/Matrimonial: High Net Worth respondentHigh Net Worth
Band 1 
Band 1 
Pamela M Sloan
Pamela Sloan remains a leading practitioner and actively advises high net worth individuals and families on a variety of family and matrimonial matters. Pamela Sloan provides very sophisticated and analytical legal advice and guidance based on years of experience.
Family/Matrimonial: High Net Worth respondentHigh Net WorthPamela is an outstanding attorney.
Family/Matrimonial: High Net Worth respondentHigh Net WorthAs always, Pamela Sloan displayed excellent knowledge of the law and of the intricacies necessary for a settlement.
Family/Matrimonial: High Net Worth respondentHigh Net Worth
Band 3 
Band 3 
Allan Mayefsky
Allan Mayefsky has a wealth of experience in matrimonial disputes and earns praise for his advocacy skills and matrimonial finance expertise.
Allan is a true professional. He understands civility and its role in this very difficult practice.
Family/Matrimonial: High Net Worth respondentHigh Net WorthAllan Mayefsky is the quintessential gentleman and scholar. He is thoughtful and measured, and has a wealth of trial experience with highly complex family law matters.
Family/Matrimonial: High Net Worth respondentHigh Net Worth
Up and Coming 
Up and Coming 
Lidio Duval
Lidio Duval is an up-and-coming partner who advises on high-value matrimonial cases, often involving cross-border assets.
Lidio is very warm, knowledgeable and has terrific client service.
Family/Matrimonial: High Net Worth respondentHigh Net WorthLidio Duval is an intelligent, super responsive litigator who handles highly complex family law matters.
Family/Matrimonial: High Net Worth respondentHigh Net WorthLidio Duval is very responsive and committed to providing excellent legal advice.
Family/Matrimonial: High Net Worth respondentHigh Net Worth
Ranked Individuals at Aronson Mayefsky & Sloan LLP (4)
Members
Provided by Aronson Mayefsky & Sloan LLP

Allan E. Mayefsky
Head of Department

Lidio Duval
View profile of Lidio Duval
David Aronson
View profile of David Aronson
Pamela M Sloan
View profile of Pamela M Sloan
Allan Mayefsky
View profile of Allan Mayefsky
What success is built on
Chambers is the leading data and intelligence partner for the legal sector.