Zachary D. Oliva


Areas of Practice

Professional Experience

Zach Oliva represents clients in commercial, estate, and municipal litigation. Mr. Oliva specializes in contested accounting proceedings, will contests, guardianships, contract disputes, and other commercial matters. He also practices in the areas of environmental law and land use. Mr. Oliva advises individuals, businesses and municipalities as to pre-litigation negotiations and remedies. He has a diverse litigation background, having represented clients in various state courts throughout New York City and Long Island, as well as Westchester, Orange, Dutchess and Putnam counties.

Mr. Oliva joined Keane & Beane in 2018.


  • State Court of New York
  • United States District Court, Eastern District of New York
  • United States District Court, Southern District of New York

Professional Associations

  • New York State Bar Association


Get In touch
Trusts & Estates Attorney | Zack Oliva | Keane & Beane P.C.