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Nonprofits in STONY BROOK, NY

112 tax-exempt organizations with a return on IRS file.

Largest nonprofits in STONY BROOK by revenue

Top 5s in STONY BROOK

Most raised in gifts and grants

Contributions, gifts and grants received in the year

  1. 1Stony Brook Foundation Inc990, year ended Jun 2025$198.7M
  2. 2Avalon Nature Preserve Inc990-PF, year ended Jun 2025$6.3M
  3. 3Stony Brook School990, year ended Jun 2025$5M
  4. 4Ride for Life Inc990, year ended Dec 2024$756.6K
  5. 5Long Island High Technology Incubator Inc990, year ended Jun 2025$560K

Largest reserves

Net assets (fund balance) at year end

  1. 1Stony Brook Foundation Inc990, year ended Jun 2025$1.4B
  2. 2Paul Simons Foundation Inc990-PF, year ended Dec 2024$109.3M
  3. 3Stony Brook School990, year ended Jun 2025$69.1M
  4. 4Hamlet Fund Inc990, year ended Jun 2025$59.8M
  5. 5Avalon Nature Preserve Inc990-PF, year ended Jun 2025$55.5M

Highest-paid people

Compensation from the organization and related organizations, including other pay

  1. 1David FiorellaNeurological Surgeon · New York Spine and Brain Surgery University Faculty Practice Corp$2.1M
  2. 2Apostolos TassiopoulosPresident & Director · Stony Brook Surgical Associates University Faculty Practice Corp$1.9M
  3. 3James NicholsonDirector/Secretary/Treasurer · Stony Brook Orthopaedic Associates University Faculty Practice Corp$1.8M
  4. 4Raphael DavisPresident & Director · New York Spine and Brain Surgery University Faculty Practice Corp$1.7M
  5. 5James BarsiDirector · Stony Brook Orthopaedic Associates University Faculty Practice Corp$1.6M

All nonprofits in STONY BROOK, A–Z (page 1 of 2)