Brian T. Sinsabaugh
(914) 220-9806

Brian is an experienced land use and zoning attorney who effectively counsels clients in a variety of land development matters.

Brian focuses his practice on land use and real estate development matters, guiding clients through the land use entitlement process from initial site diligence to ultimate project approval, construction and operation. He also advises clients on the government and regulatory aspects of real estate transactions, including environmental review under the State Environmental Quality Review Act (SEQRA). His work also includes obtaining incentive packages and real estate financing from local industrial development agencies for residential, commercial, and mixed-use projects. Brian also handles real estate transaction matters, including negotiating purchase and sale agreements, transfer of development rights, zoning opinions and letters, easements agreements, and access agreements.

Prior to joining Zarin & Steinmetz, Brian was an associate in the land use and zoning department of a Long Island based firm, and an associate at a Central New York based firm where he likewise focused his practice in the areas of land use and zoning, municipal and real estate law.

Brian received his Juris Doctor from Syracuse University College Law in 2013, where he served as Executive Editor for the Journal of Science & Technology Law, and as Justice of Phi Alpha Delta Law Fraternity, International. He received his Bachelor of Science and Master of Business Administration from Clarkson University in 2007 and 2008.


Syracuse University College of Law, J.D.

Clarkson University, B.S., M.B.A.


New York


New York Metro Super Lawyers® Rising Star, Land Use & Zoning, since 2020

2023 Best Lawyers: Ones to Watch in America™ (Land Use and Zoning Law)

College of Law Gavel Award, Syracuse University College of Law

Orange Pro Bono & Community Service Honors, Syracuse University College of Law

Notable Work

  • Representing a regional real estate developer before the Village of Port Chester in a commercial and residential mixed-use, transit-oriented development.
  • Representing a real estate developer in an application before the City of New Rochelle Industrial Development Agency for tax incentives associated with a senior living facility development.

Our Attorneys work across multiple practice areas

Insights (Speaking Engagements & Publications)


  • Panelist, Navigating Through the Architectural Review Board Panel Discussion, American Institute of Architects (AIA) Long Island, April 2021



  • “Zoning Ordinance Amendment Incentivizes Brownfield Site Remediation Within the Town of Islip”, The Suffolk Lawyer, May 2021