David P. Sullivan

Professional career

Education

• Bachelor of Arts in Economics and Mathematics and a Juris Doctorate from Fordham College.

Additional information

• These cases demonstrate his experience in both criminal and civil proceedings, though his current focus is on probate and estate law
• Beyond the bench, Judge Sullivan is active in the community.
• overseeing all matters related to the estates of deceased persons and the guardianship of minors who inherit property.
• In this role, he adjudicates probate filings, administration petitions, will contests, and guardianship applications.
• Highly experienced jurist with 29 years on the bench, currently serving as the Surrogate of Nassau County.
• He also obtained a Regents diploma from Seaford High School.
• His educational background complements his judicial work, particularly in complex probate and estate matters
• Throughout his career, Judge Sullivan has presided over a variety of cases, including People v.
• He participates in organizations such as the New Hyde Park Kiwanis, Benevolent and Protective Order of Elks No. 2107, The Society of Friendly Sons of St. Patrick of Long Island, Knights of Columbus – New Hyde Park Council, and Irish Americans in Government.
• He ensures the proper distribution of assets, validates wills, appoints executors or administrators, and supervises the management of property for minor beneficiaries.
• Nassau County Assistant District Attorney This extensive experience reflects his expertise in both criminal and civil law, as well as his leadership in specialized courts