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Data / Nonprofits / New York / Islandia

Nonprofits in Islandia, NY: 30 registered with the IRS

30 nonprofits are registered with the IRS in Islandia, NY, 26 of them 501(c)(3) charities; the 12 that report revenue took in $40.5 million. The largest by revenue: Legal Services of Long Island Inc ($20.3 million), Big Brothers Big Sisters of Long Island Donation Center Inc ($5.6 million), Victims Information Bureau of Suffolk Inc C O James C Walsh ($4.6 million). Most common causes: human services (8), philanthropy, voluntarism and grantmaking foundations (4).

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Every organization, largest by revenue first

OrganizationCategoryTypeSinceRevenueAssetsFiling
Legal Services of Long Island Inc501(c)(3)1967$20.3 million$11.9 million2024-12
Big Brothers Big Sisters of Long Island Donation Center IncYouth development501(c)(3)1999$5.6 million$7.9 million2025-12
Victims Information Bureau of Suffolk Inc C O James C Walsh501(c)(3)1977$4.6 million$5.9 million2024-12
Big Brothers-Big Sisters of Long Island Inc501(c)(3)1977$2.9 million$2.5 million2025-12
Transport Workers Union of AmericaEmployment501(c)(5)1944$2.8 million$3.5 million2025-05
Pal-O-Mine Equestrian IncHuman services501(c)(3)1996$2 million$4.3 million2024-12
Its My Place IncYouth development501(c)(3)2014$1.5 million$702,0192025-03
Empowerment Collaborative of Long Island IncHuman services501(c)(3)2015$365,852$171,3572024-12
Breath of Life Center IncHuman services501(c)(3)2004$261,163$137,4192025-12
Christmas Magic IncHuman services501(c)(3)1998$200,181$127,8552024-12
Coram Center for Developmentally Disabled Adults IncHousing and shelter501(c)(3)2013$43,493$3.8 million2026-04
Suffolk County Volunteer Firefighters Burn Center Fund IncPublic safety, disaster preparedness and relief501(c)(3)2012$35,729$310,8702024-12
Big Brothers Big Sisters of Long Island Facilities Management Corp501(c)(25)1995$0$2.5 million2025-12
Blueprint Apprenticeship Program IncEducation501(c)(3)2021$0$02023-12
Col Francis S Midura Post 12144Employment501(c)(19)2022$0$02025-12
Doshner Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2023$1 million2024-12
Friends Assisting Nassau Seniors IncHuman services501(c)(3)1993$0$02025-12
Hba Foundation IncHealth care501(c)(3)2010$0$02025-12
Lerner FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2009$798,7032025-12
Long Island Greek American Chamber of Commerce IncCommunity improvement and capacity building501(c)(6)2017$0$02025-12
Long Island Nurses Honor Guard IncHuman services501(c)(3)2025
My Other Mother IncHousing and shelter501(c)(3)2020$0$12025-12
Never Stop Running Foundation IncRecreation and sports501(c)(3)2019$0$02025-12
Orphan Whizz Kids IncInternational, foreign affairs and national security501(c)(3)2019$0$02024-12
Parrot Rescue IncAnimal-related501(c)(3)2000$0$02024-12
Pta New York CongressEducation501(c)(3)1954$0$02026-06
SMG Cares IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2026$0$02025-12
The Chosen Foundation IncHuman services501(c)(3)2026
Tsunis Family Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2002$224,6702024-12
Zyphor Goods LocalHuman services501(c)(3)2026

By cause in Islandia, 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.