Data / Nonprofits / New York / Calverton
Nonprofits in Calverton, NY: 22 registered with the IRS
22 nonprofits are registered with the IRS in Calverton, NY, 18 of them 501(c)(3) charities; the 7 that report revenue took in $24.7 million. The largest by revenue: Riverhead Charter School ($21.8 million), Ada Howe Kent Memorial Shelter Inc ($2.3 million), New York Farm Bureau ($211,986). Most common causes: animal-related (4).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Riverhead Charter School | Education | 501(c)(3) | 2002 | $21.8 million | $42.4 million | 2025-06 |
| Ada Howe Kent Memorial Shelter Inc | Animal-related | 501(c)(3) | 1969 | $2.3 million | $8.3 million | 2024-12 |
| New York Farm Bureau | 501(c)(5) | 1966 | $211,986 | $620,403 | 2024-09 | |
| Detective Brian Smiles Simonsen Memorial Foundation Inc | Education | 501(c)(3) | 2019 | $191,542 | $414,074 | 2025-12 |
| League of Yes Inc | Recreation and sports | 501(c)(3) | 2010 | $175,088 | $157,665 | 2025-12 |
| Parents Association of Riley Avenue Inc | Public and societal benefit | 501(c)(3) | 2014 | $15,545 | $41,503 | 2025-06 |
| Long Island Farm Bureau Foundation for Agricultural Education Inc | Food, agriculture and nutrition | 501(c)(3) | 2015 | $1,500 | $52,672 | 2024-12 |
| Bethel Christian Assembly | 501(c)(3) | 1987 | ||||
| Braveheart Animal Sanctuary Inc | Animal-related | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Dayspring Dunamis Ministries Inc | Religion-related | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| East End Feral Care Givers Inc | Animal-related | 501(c)(3) | 2025 | $0 | $0 | 2026-05 |
| Effective Altruism Rationality To Help | Environment | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Grace & Truth Church Inc | Religion-related | 501(c)(3) | 1997 | |||
| Jesus To America Inc | 501(c)(3) | 1979 | $0 | $0 | 2025-12 | |
| Long Island Traditional Music Association | Arts, culture and humanities | 501(c)(3) | 1981 | $0 | $0 | 2025-09 |
| Moca Colombia Inc | Human services | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| New York State Concrete Pipe Association Inc | 501(c)(6) | 1962 | $0 | $0 | 2025-12 | |
| Peconic Lake Estates Civic Organization Inc | Recreation and sports | 501(c)(7) | 2006 | $0 | $0 | 2025-12 |
| Riverhead Building Supply Charitable Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2016 | $1.2 million | 2025-12 | |
| Roses Care and Share of Riverhead | Human services | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Wellswood Civic Association Inc | Community improvement and capacity building | 501(c)(4) | 2018 | $0 | $0 | 2025-12 |
| Wonderland Tails Rescue Inc | Animal-related | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
By cause in Calverton, NY
Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.