Dienstag Law, Pllc

Dienstag Law PLLC is a boutique trusts and estates law firm based in Nassau County, New York. We provide sophisticated legal counsel to high-net-worth individuals, families, and closely held businesses on matters involving estate planning, trust and estate administration, wealth transfer, and succession strategy. Our practice is grounded in deep technical knowledge, practical experience, and an unwavering commitment to client service. We routinely design and implement tailored estate plans that address the needs of multigenerational families, business owners, and international clients with U.S. tax exposure. Whether preparing a will, structuring a SLAT, GRAT, or domestic asset protection trust, or advising fiduciaries in Surrogate’s Court, we guide clients with clarity, discretion, and precision. Our attorneys also advise on gift and fiduciary income tax compliance, intra-family loans and business agreements, charitable giving structures, and the integration of legal planning with broader financial and family governance objectives. Clients come to Dienstag Law PLLC for our steady, detail-oriented approach and our ability to navigate complex legal and tax issues with calm and clarity. Our work is not just about documents—it is about helping clients preserve what matters most: family harmony, financial security, and long-term vision. We also offer retirement plan design and administration through our affiliated firm, Dienstag Pension Services Ltd, supporting defined benefit and profit-sharing plans for business owners. If you are seeking highly personalized estate planning counsel rooted in technical strength and delivered with professionalism, we invite you to connect with us.