Atty. Mark E. Haranzo
Mark’s practice is focused on domestic and international private client matters for affluent individuals and their families. His clients include entrepreneurs, corporate executives, family offices, real estate developers, business owners and investment bankers, as well as artists, writers, collectors and philanthropists.
Profile Summary
About Mark E. Haranzo at a glance
Mark E. Haranzo is a trusts attorney based in New York, New York, practicing at Holland & Knight LLP. Educated at Stetson University (J.D., 1987). Recognitions include Best Lawyers in America — Trusts and Estates (2026). Serves clients in New York, NY and the surrounding metropolitan area.
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About
- Mark’s practice is focused on domestic and international private client matters for affluent individuals and their families
- His clients include entrepreneurs, corporate executives, family offices, real estate developers, business owners and investment bankers, as well as artists, writers, collectors and philanthropists
- He has more than twenty years experience in all aspects of estate and gift planning for individuals and families, many with complex multi-generational or multi-jurisdictional issues
- He regularly advises corporate and individual fiduciaries and beneficiaries on all aspects of trust and estate administration
- He also represents clients in connection with disputes including Will and Trust contests, fiduciary appointments and contested accountings
Practice Areas Explained
Mark E. Haranzo's Areas of Practice
Each practice area below reflects the types of cases Mark E. Haranzo handles, with a brief overview of what that area of law covers.
Mark E. Haranzo is one of 94,411 trusts attorneys indexed nationally. Browse trusts attorneys in New York →
Jurisdictional Context
Why local counsel matters in New York
Practicing law in New York. Legal matters in New York are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in New York are typically filed in the local municipal court or the appropriate New York state district court, depending on subject matter and amount in controversy. An attorney licensed in New York brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in New York courts without local counsel or pro hac vice admission.
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