Andrew S. Katzenberg focuses on wealth transfer planning and preservation, multi-generational planning, estate and trust administration, nonprofit and tax-exempt organizations and charitable giving. Among his high-net-worth clients are hedge fund and private equity managers, business owners, art dealers and athletes. He also represents clients in all phases of forming and managing nonprofit and tax-exempt organizations (including public charities, private foundations and private operating foundations) and acquiring and retaining their tax-exempt status.

Andrew has authored numerous articles related to his field and is a frequent contributor to the New York State Bar Association's Trusts and Estates Law Section Newsletter. He is also a nationally recognized lecturer, a Fellow of the American College of Trusts and Estates Counsel (ACTEC) and AV Preeminent rated attorney by Martindale-Hubbell. In addition to his regular practice, he actively engages in pro bono work and has been recognized for his contributions by the New York Legal Assistance Group (NYLAG) and the New York City Family Court Volunteer Attorney Program.

Andrew also serves as an adjunct professor at University of Baltimore Law School Graduate Master's Program.