Hacker, Jonathan S.

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Jonathan S. Hacker joined Rosenberg & Estis, P.C. in 2018 and is a Member with the firm's Transactional Department.

Hacker has handled a broad range of commercial real estate transactions, including leasing of retail, office, supermarket and other types of space on behalf of landlords and tenants; mortgage financing, debt work-out and restructuring on behalf of lenders and borrowers; and acquisitions and conveyances of all types of real property, including the acquisition and sale of packages of diverse portfolio assets.

He specializes in the structure, documentation and registration of cooperative, condominium and interval ownership projects located throughout the New York City metropolitan area and throughout and outside of the United States.

Hacker has also represented clients in connection with the creation, negotiation and documentation of partnerships, limited liability companies, joint ventures and other business entities, and has had significant experience in franchise law, having represented franchisors, sub-franchisors and franchisees.

Areas Of Practice   

  • Condo/Co-op Development
  • Private Equity Financings
  • General Conveyancing and Financing

Bar Admissions   

  • New York, 1976
  • U.S. District Court Southern District of New York


  • Hofstra University School of Law, Hempstead, New York
    • J.D., Doctor of Jurisprudence - 1975
    • Honors: cum laude
  • Lehigh University
    • B.A. - 1972
    • Honors: cum laude

Honors and Awards   

  • “Preeminent A-V” Rated by Martindale Hubbell

Professional Associations and Memberships   

  • New York State Bar Association, Cooperatives and Condominiums, Member, Committee
Jonathan S. Hacker
Jonathan S. Hacker
  • Member