Family Law Section

Peter R. Stambleck, Esq.

Mosberg Sharma Stambleck Gross, New York, NY
A founder and partner of MSSG, Peter uses his unique background as a former CPA at a Big Four accounting firm and his deep experience in substantial family law cases to help clients navigate all aspects of complex divorce and family law matters.

Peter works closely with clients to counsel them through both financial and custody aspects of divorce. He is a tireless advocate for his clients, a creative problem solver, and, when necessary, an experienced litigator.

Peter’s cases regularly involve the valuation of privately held businesses and alternative investments, where he is able to apply his financial and accounting background, and provide his clients with a skill set and perspective invaluable in family law matters. With substantial experience representing high net worth and high profile clients across a broad spectrum of industries, Peter’s family law matters include divorce, child custody and access, spousal and child support, paternity, prenuptial, postnuptial and separation agreements.

Peter has established himself as a leader in the New York family law community. He serves as Chair of the New York State Bar Association’s Family Law Section and was appointed Co-Chair of its Legal Education Committee. On the national level, Peter is a Fellow of the American Academy of Matrimonial Lawyers and an active member and leader of the Family Law Section of the American Bar Association.

Peter earned his Bachelor of Science in finance and accounting from Indiana University’s Kelley School of Business and his Juris Doctor from Brooklyn Law School. He is admitted to the New York and Connecticut State Bars.