Atty. David M. Dubin

Atty. David M. Dubin

Mr. Dubin began practicing law at Mudge, Rose, Guthrie, Alexander & Ferdon in New York City in 1982 in the firm’s Litigation Department.

Riverhead Riverhead 43 yrs experience 43 year
Call (631) 769-9008 Book Appointment

Profile Summary

About David M. Dubin at a glance

David M. Dubin is a Senior Partner based in Riverhead, New York, practicing at Twomey Latham Shea Kelley Dubin Quartararo Llp. They have 43+ years of legal experience, licensed to practice since 1983. Their practice focuses on estate planning, business, real estate, zoning, and estate litigation. Admitted to practice in New York (1983), U.S. District Court, Southern District of New York (1983), U.S. District Court, Eastern District of New York (1983), and Louisiana (1984). Educated at Tulane University School of Law (J.D., 1982) and Colgate University (A.B. London, 1978). Recognitions include AV Preeminent. Serands clients in Riverhead, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Dubin began practicing law at Mudge, Rose, Guthrie, Alexander & Ferdon in New York City in 1982 in the firm’s Litigation Department
  • His practice expanded when he joined this firm in 1988 to include frequently representing clients on a broad range of real estate and business transactions
  • His practice also includes estate planning for individual clients
  • He has continued to litigate in state and federal courts, including numerous complex commercial cases of national importance
  • For the past thirty-five years, Mr. Dubin has received the highest rating (AV Preeminent) from Martindale Hubbell Law Directory representing the highest possible ratings in both legal ability and ethical standards, as well as the recognition of the highest level of professional excellence by his peers
  • He was also recognized and included in 2015 and 2016 Long Island’s Top AV Rated Lawyers
  • Mr. Dubin has been published and lectured in his areas of practice
  • In addition, Mr. Dubin currently serves as a trustee of the Parrish Art Museum, and on the Board of Directors of Southampton Youth Services, Inc. Mr. Dubin holds an A.B. degree from Colgate University and a J.D. degree from Tulane University School of Law (cum laude)
  • While at law school, he served as a member and associate editor of the Tulane Law Review
  • He has also studied at The London School of Economics and the University of Grenoble
  • He is admitted to practice before the state and federal courts in New York, Louisiana, and the United States Supreme Court
  • Professional and Civic Associations Member, Grievance Committee of the Suffolk County Bar Association, 1995-presentTrustee, Southampton Union Free School District, 2007-2012
  • President 2010-2012Trustee, The Parrish Art Museum, Southampton, 2002-presentMember, Southampton Youth Services, Inc., Board of Directors, 2007-presentHonorary Board Member, Child Care Council of Suffolk County, Inc., 1998-presentAdjunct Professor of Environmental Law, Long Island University, 1989-2005Member, Suffolk County and New York State Bar Associations

Practice Areas Explained

David M. Dubin's Areas of Practice

Each practice area below reflects the types of cases David M. Dubin handles, with a brief overview of what that area of law covers.

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

David M. Dubin is one of 226,537 estate planning attorneys indexed nationally. Browse estate planning attorneys in New York →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

David M. Dubin is one of 501,317 business attorneys indexed nationally. Browse business attorneys in New York →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

David M. Dubin is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in New York →

Land Use & Zoning

David M. Dubin is one of 40,226 zoning attorneys indexed nationally. Browse zoning attorneys in New York →

Estate & Trust Litigation

David M. Dubin is one of 20,023 estate litigation attorneys indexed nationally. Browse estate litigation 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 Riverhead 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 andnue, 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.

Looking for additional New York attorneys? Browse all attorneys in Riverhead or all attorneys in New York.

Frequently Asked

Common questions about David M. Dubin

Where is David M. Dubin's law office located?
David M. Dubin's law practice is located in Riverhead, New York. The firm is Twomey Latham Shea Kelley Dubin Quartararo Llp. You can contact the office directly through this profile page.
What practice areas does David M. Dubin handle?
David M. Dubin focuses on estate planning, business, real estate, zoning, estate litigation. Each practice area listed reflects experience handling cases of that type in New York.
How long has David M. Dubin practiced law?
David M. Dubin has 43+ years of legal experience and has been licensed since 1983.
Where did David M. Dubin go to law school?
David M. Dubin earned their education at (J.D., 1982); (A.B. London, 1978).
How can I contact David M. Dubin for a consultation?
You can contact David M. Dubin directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has David M. Dubin received?
David M. Dubin's notable recognition includes: AV Preeminent.

Education

J.D.
Tulane University School of Law
- 1982
A.B. London
Colgate University
- 1978

Awards

AV Preeminent

Bar Admissions

New York
Admitted: 1983
U.S. District Court, Southern District of New York
Admitted: 1983
U.S. District Court, Eastern District of New York
Admitted: 1983
Louisiana
Admitted: 1984
U.S. Court of Appeals, Second Circuit and U.S. District Court, Eastern District of Louisiana
Admitted: 1984
U.S. Court of Appeals, Fifth Circuit and U.S. District Court, Middle District of Louisiana
Admitted: 1985
U.S. Supreme Court
Admitted: 1989

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