New York’s Broadest and Deepest

Real Estate Law Practice

Creative financing solutions, multimillion-dollar properties, and a groundbreaking litigation and appellate practice are the hallmarks of our practice at Rosenberg & Estis, P.C.

Our attorneys provide invaluable assistance to our clients in four main areas of real estate law: administrative and regulatory law, residential and commercial real estate transactions, litigation and appeals.

We have achieved notable success in each area. Our trial lawyers are so good they have been approved to serve as outside counsel to the FDIC. Indeed, our knowledge of every aspect of New York real estate law allows us to develop unique solutions that help our clients overcome roadblocks, resolve disputes, and facilitate the effective completion of their deals.

Our services include:


  • Commercial Lease Disputes
  • Commercial Arbitration (Rent Reset and Property Valuations)
  • Reorganization & Bankruptcy
  • Loft Law
  • Administrative Proceedings, including Office of Administrative Trial and Hearings, Environmental Control Board, and the Board of Standards and Appeals
  • Appeals
  • Human Rights Law / Reasonable Accommodation Requests
  • Co-op / Condo Disputes
  • Class Action Defense
  • Construction Disputes and Adjoining Access Issues
  • Adverse Possession Cases
  • Foreclosure (Mezzanine and Mortgage)
  • Landlord / Tenant Disputes, including Yellowstone Injunctions
  • Contract Disputes
  • Partnership and Joint Venture Disputes
  • Eminent Domain / Condemnation
  • Constitutional Challenges
  • Building Violation Resolution
  • Mechanics’ Lien Proceedings


  • Acquisitions & Sales
  • Development
  • Joint Ventures
  • Leasing
  • Financing
  • Ground Leases
  • Development Rights Transfers
  • Opportunity Zones
  • Construction Agreements
  • Coop / Condo / Shared Ownership Structuring (including Tenancies-in-Common)
  • 1031 Exchanges
  • Zoning & Land Use
  • Trust & Estates
  • Real Estate Property Tax Analysis
  • Loan Workouts / Restructurings

Administrative Law

  • Due Diligence in connection with Multifamily Purchases, Sales and Financing: Rent Regulation and Affordability Analysis and Risk Assessments
  • Filings and Analysis of Property Tax and Financial Incentive Programs (421-a, ICAP/ICIP, 420-c, J-51, 420-a, PHFL Art. XI, IDA, PILOT, FRESH)
  • Rent Stabilization Issues: Coverage, Rent Overcharge, Substantial Rehabilitation and Regulatory Compliance
  • DHCR, TPU and Attorney General Proceedings and Audits
  • Property Tax Reduction / Certiorari
  • Affordable Housing Financing and Compliance
  • Wage Compliance Obligations under 421-a Tax Exemption and other Programs
  • Article 78 Proceedings and Appeals Challenging Agency Orders
  • Zoning Resolution Regulatory Agreements (Voluntary & Mandatory Inclusionary Housing, Senior Housing, FRESH)
  • Regulatory Agreements Generally, including Financing and Tax Benefits
  • No Action Condominium Formation and Filings, including as needed to Qualify Units for Property Tax Incentives
  • Certificates of No Harassment