Gabriella Manganiello is an Associate with Marks, O’Neill, O’Brien, Doherty & Kelly’s Westchester County office. She is admitted to practice in New York.

Gabriella graduated from Fordham University in 2017, with a bachelor’s degree in Political Science. Prior to attending law school, she interned at the Westchester County District Attorney’s Office in the Superior Court Trial Division. Gabriella went on to receive her Juris Doctor from Brooklyn Law School in 2020, specializing in Intellectual Property, Media, and Information Law. During law school, Gabriella was a member of the Moot Court Honor Society and served on the executive board for several organizations.

While attending law school, Gabriella worked as a Legal Analyst for Investigative Management Group and interned at a number of law firms throughout Manhattan and Westchester County. Prior to joining Marks O’Neill, Gabriella worked as an Associate at Lyons McGovern, LLP, specializing in civil litigation and real estate transactions.  

Since joining Marks O’Neill in 2021, Gabriella has focused her practice on representing clients in labor law and general liability matters.   

Outside of work, Gabriella enjoys traveling, interior design, and spending time with family.

Gabriella M. Manganiello
Associate / Westchester County

Phone 914-593-7318

Gabriella M. Manganiello PDF


  • J.D., Brooklyn Law School, 2020
  • B.A., Fordham University, 2017

Bar Admissions

  • New York

Bar Associations

Practice Areas

  • Casualty Group
  • Construction Accident/Construction Defect
  • Professional Liability

Representative Cases



Westchester County
580 White Plains Road, Suite 620, Tarrytown, NY 10591