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Data / Nonprofits / New York / Westbury

Nonprofits in Westbury, NY: 375 registered with the IRS

375 nonprofits are registered with the IRS in Westbury, NY, 334 of them 501(c)(3) charities; the 149 that report revenue took in $23.40 billion. The largest by revenue: Long Island Jewish Medical Center ($4.62 billion), North Shore University Hospital ($3.86 billion), Northwell Healthcare Inc ($2.69 billion). Most common causes: health care (103), religion-related (41), education (32).

SpecStream is the live web data engine for teams and agents. It reads the IRS register of exempt organizations as the IRS updates it, and this page is that reading. Ask for the nonprofits you need by place, cause and size, with their latest Form 990 figures and websites, and they arrive in your sheet, CRM, Slack or agent.

Every organization, largest by revenue first

OrganizationCategoryTypeSinceRevenueAssetsFiling
Long Island Jewish Medical CenterHealth care501(c)(3)1955$4.62 billion$4.12 billion2024-12
North Shore University HospitalHealth care501(c)(3)1965$3.86 billion$3.89 billion2024-12
Northwell Healthcare IncHealth care501(c)(3)1994$2.69 billion$8.49 billion2024-12
Lenox Hill HospitalHealth care501(c)(3)1920$2.16 billion$2.20 billion2024-12
Staten Island University HospitalHealth care501(c)(3)1988$1.64 billion$1.99 billion2024-12
South Shore University HospitalHealth care501(c)(3)1933$1.20 billion$1.17 billion2024-12
Northwell Health LaboratoriesHealth care501(c)(3)1999$872.2 million$213 million2024-12
Huntington Hospital AssociationHealth care501(c)(3)1946$797.3 million$867.3 million2024-12
Northern Westchester Hospital AssociationHealth care501(c)(3)1938$594 million$702 million2024-12
John T Mather Memorial HospitalHealth care501(c)(3)1933$478.6 million$477.2 million2024-12
Phelps Memorial Hospital AssociationHealth care501(c)(3)1954$445 million$594.8 million2024-12
North Shore-Lij Anesthesiology PCHealth care501(c)(3)2017$442.8 million$57.9 million2024-12
Physicians of University Hospital PCHealth care501(c)(3)2010$375.9 million$58.4 million2024-12
Central Suffolk HospitalHealth care501(c)(3)1952$365.8 million$333.4 million2024-12
Plainview HospitalHealth care501(c)(3)1996$349.7 million$177.7 million2024-12
Glen Cove HospitalHealth care501(c)(3)1956$283.8 million$216.3 million2024-12
True North Medical Group PCHealth care501(c)(3)2014$212.3 million$205.4 million2024-12
Sports Physicaltherapy Occupational Therapy and Rehabilitation ServiceHealth care501(c)(3)2012$198.9 million$118.6 million2024-12
The Feinstein Institute for Medical ResearchMedical research501(c)(3)1985$163.3 million$229.3 million2024-12
Northwell Health FoundationHealth care501(c)(3)1994$123.5 million$572.8 million2024-12
Clny Alliance IncHealth care501(c)(3)2016$111.9 million$11.8 million2024-12
Long Island Jewish Medical Center at Home Pharmacy IncHealth care501(c)(3)1996$105.5 million$7.8 million2024-12
North Shore Community Services Inc501(c)(2)1975$101.2 million$228.7 million2024-12
Westchester Health Medical PCHealth care501(c)(3)2017$98.4 million$24.9 million2024-12
Ufcw Local 1500 Welfare Fund501(c)(9)1957$84.2 million$62.2 million2024-12
Brooklyn Ambulatory Care PCHealth care501(c)(3)2018$79.3 million$3,7472024-12
Carnegie Cardiovascular PCHealth care501(c)(3)2017$79.1 million$1.9 million2024-12
Hospice Care NetworkHuman services501(c)(3)1988$66.9 million$101.6 million2024-12
Northwell Health Stern Family Center for RehabilitationHealth care501(c)(3)1968$66.7 million$38.9 million2024-12
Medical Services of Bellmore PCHealth care501(c)(3)2024$53.8 million$4.8 million2024-12
Lakeville Surgery PCHealth care501(c)(3)2018$48.6 million$1912024-12
Harbor View Medical Services PCHealth care501(c)(3)2013$37 million$10.2 million2024-12
Marcus Avenue Medical PCHealth care501(c)(3)2018$36.2 million$35.3 million2024-12
Southside Faculty Medical Affiliates University Faculty PracHealth care501(c)(3)2022$33.6 million$40.7 million2024-12
Medical Care of Queens PCHealth care501(c)(3)2017$33.5 million$11 million2024-12
Lenox Hill Hospital Medical PCHealth care501(c)(3)2018$32.2 million$2.5 million2024-12
North Shore Health System Medical Faculty Group Practice IncHealth care501(c)(3)2022$27.8 million$23,2862024-12
North Shore-Lij Alliance IncHealth care501(c)(3)2011$25.9 million$9.5 million2024-12
Peconic Cardiology PCHealth care501(c)(3)2017$25.8 million$4.5 million2024-12
North Shore-Lij Radiology Services P CHealth care501(c)(3)2017$25.2 million$11.6 million2024-12
Community Mainstreaming Associates IncHuman services501(c)(3)1975$24.5 million$16.5 million2024-12
True North Flexstaff IncEmployment501(c)(3)2019$19.8 million$16.9 million2024-12
North Shore-Lij Ob-Gyn at Garden City PCHealth care501(c)(3)2017$18.7 million$14.1 million2024-12
North Shore-Lij Internal Medicine at New Hyde Park PCHealth care501(c)(3)2018$15.1 million$5.1 million2024-12
North Shore-Lij Pediatrics of Suffolk County PCHealth care501(c)(3)2017$14.7 million$6.7 million2024-12
Catholic Cemeteries of the RomanReligion-related501(c)(3)2016$14.6 million$79.1 million2025-08
Medical Services of Setauket PCHealth care501(c)(3)2022$13.1 million$2.6 million2024-12
United Food & Commercial Workers Union501(c)(5)1941$12 million$15.4 million2024-12
North Shore-Lij Ob-Gyn PCHealth care501(c)(3)2017$11.4 million$5.7 million2024-12
Medical Services of Kips Bay PCHealth care501(c)(3)2022$11.3 million$20.4 million2024-12
North Shore-Lij Cardiology at Deer Park PCHealth care501(c)(3)2014$10.8 million$562,3462024-12
North Shore- Lij Medical Group at Huntington PCHealth care501(c)(3)2017$9.6 million$9.3 million2024-12
White Hall Dental PCHealth care501(c)(3)2024$9.6 million$1.1 million2024-12
Huntington Hospital Dolan Family Health Center IncHealth care501(c)(3)1998$8.7 million$27 million2024-12
Northern Westchester Hospital Center Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)1999$8.5 million$75.7 million2024-12
North Shore-Lij Internal Medicine PCHealth care501(c)(3)2014$8.5 million$6.5 million2024-12
North Shore-Lij Heart Surgery PCHealth care501(c)(3)2014$7.7 million$1.5 million2024-12
Medical Services of Uniondale PCHealth care501(c)(3)2022$7.6 million$379,6622024-12
North Shore-Lij Internal Medicine at Lynbrook PCHealth care501(c)(3)2018$7.3 million$2.7 million2024-12
Staten Island University Hospital FoundationHealth care501(c)(3)2006$7.2 million$38.6 million2024-12
North Shore- Lij Medical Group at North Nassau PCHealth care501(c)(3)2018$7 million$1.1 million2024-12
Positudes IncDiseases, disorders and medical disciplines501(c)(3)2001$7 million$39.5 million2024-12
Lenox Hill Pathology P CHealth care501(c)(3)2018$6.9 million$422,9012024-12
Black Hall Dental PCHealth care501(c)(3)2024$6.9 million$2.9 million2024-12
North Shore-Lij Ob-Gyn at New Hyde Park PCHealth care501(c)(3)2018$6.8 million$1.3 million2024-12
North Shore-Lij Medical Group at Syosset PCHealth care501(c)(3)2018$6.6 million$1.4 million2024-12
Suite 130 Plastic Surgery PCDiseases, disorders and medical disciplines501(c)(3)2018$6.6 million$894,2132024-12
Medical Society of the State of New York501(c)(6)1942$6.5 million$21.1 million2024-12
Diocese of Rockville Centre Catholic Cemetery Perm Maint TrustMutual and membership benefit501(c)(13)2017$5.9 million$111.7 million2025-08
Brightwaters Gynecology PCHealth care501(c)(3)2018$5.2 million$351,4742024-12
Lenox Otolaryngology Head & Necksurgery PCHealth care501(c)(3)2018$5.1 million$162,7512024-12
Medical Services of Lenox Hill PCHealth care501(c)(3)2024$4.9 million$1.4 million2024-12
New York State School Music AssociationArts, culture and humanities501(c)(3)1979$4.7 million$5.6 million2025-12
Medical Services of Lynbrook PCHealth care501(c)(3)2022$4.7 million$5.3 million2024-12
Medical Services of Manhasset PCHuman services501(c)(3)2024$4.1 million$2.4 million2024-12
Marcus Avenue Ob Gyn PCHealth care501(c)(3)2024$3.9 million$6.1 million2024-12
Vna Home Health Services IncHealth care501(c)(3)1995$3.3 million$981,5022024-12
Hillside Hospital Houses Inc501(c)(2)1967$2.2 million$692,0842024-12
The Long Island Alzheimers and Dementia CenterDiseases, disorders and medical disciplines501(c)(3)1989$2.1 million$1.9 million2025-12
Community Drive Surgery PCHealth care501(c)(3)2018$2.1 million$1.1 million2024-12
North Shore Hospital Apartments Inc501(c)(2)1970$2 million$2.5 million2024-12
Long Island Council On Alcoholism Inc501(c)(3)1958$1.9 million$2.2 million2024-12
Medical Services of Nassau PCHealth care501(c)(3)2024$1.6 million$16.4 million2024-12
Home Health Aide Training Institute IncEducation501(c)(3)2021$1.2 million$6 million2025-12
American Federation of Teachers501(c)(5)1967$991,293$710,0782025-06
North Shore-Lij Occupational Medicine PCHealth care501(c)(3)2018$978,513$161,3322024-12
Westbury Friends SchoolEducation501(c)(3)1970$952,618$1.5 million2025-06
Local 1500 Building Inc501(c)(2)1969$814,704$11.2 million2024-12
Northwell Health Medical IncHuman services501(c)(3)2024$805,151$8 million2024-12
PKD Free Babies Alliance LTDHealth care501(c)(3)2021$657,659$1.3 million2025-12
Korean Evangelical Church of Long IslandReligion-related501(c)(3)1995$619,015$3.5 million2024-12
Circus Education Specialists IncArts, culture and humanities501(c)(3)1984$591,693$135,6212024-12
Community Mainstreaming Associates III Inc501(c)(3)1993$528,360$6.9 million2024-12
American Federation of Teachers501(c)(5)1967$498,501$718,8752025-12
Senior Citizens of Westbury Inc501(c)(3)1977$477,008$268,2252025-06
Volunteer & Exempt Firemens Benevolent Association of West Bur501(c)(4)1985$410,612$7.6 million2025-12
Retail Clerks Union Local 1500legal Services Trust Fund501(c)(9)1995$366,750$359,0792024-12
North Shore University Hospital at Glen Cove Housing Inc501(c)(2)1969$335,105$332,4952024-12
Unconditional Support IncMental health and crisis intervention501(c)(3)2022$300,000$200,1282025-12
Long Island Hispanic Chamber of Commerce IncPublic and societal benefit501(c)(6)2023$287,000$44,4382025-12
Carle Place Soccer Club IncYouth development501(c)(3)2011$232,541$63,8732024-12
Long Island Senior Golf Association Marine Midland Bank Building501(c)(7)1955$220,899$185,2102025-12
Kaeli Kramer FoundationAnimal-related501(c)(3)2009$219,884$848,8372024-12
I Am Cultured IncArts, culture and humanities501(c)(3)2017$217,852$51,6882024-12
Espoir Youth Programs IncEducation501(c)(3)2012$208,734$59,1922024-12
New Atlantic Independent Booksellers Association IncCommunity improvement and capacity building501(c)(6)2000$206,245$688,2392025-12
Bangladesh Medical Association of North America New York State IncEducation501(c)(3)2024$186,461$30,4772024-12
Fight for Sight Inc501(c)(3)1980$176,228$1.7 million2025-12
Westbury Arts IncArts, culture and humanities501(c)(3)2014$169,635$36,5692025-12
Hurleys Heart Bulldog Rescue IncAnimal-related501(c)(3)2022$155,692$10,1782024-12
Virtual Health Medicine P CHealth care501(c)(3)2018$146,250$12024-12
Medical Educational and Scientific Foundation of New York IncCrime and legal-related501(c)(3)1987$140,271$656,3752023-12
Pengs Translation Project and Mission IncReligion-related501(c)(3)2024$127,773$27,0662025-07
Norcorp Inc501(c)(3)1987$122,694$3.1 million2024-12
Paws and Hooves Animal Rescue IncAnimal-related501(c)(3)2016$122,279$19,9142024-12
Little League Baseball IncRecreation and sports501(c)(3)1967$121,930$78,6142025-09
Hospice Care in Westchester and Putnam IncHealth care501(c)(3)1997$112,000$15.8 million2024-12
Publishers-Pressmen Welfare Fund501(c)(9)1955$109,574$688,0932025-03
Faith House IncReligion-related501(c)(3)2020$92,716$88,2102024-12
Syosset Braves Hockey IncRecreation and sports501(c)(3)2012$89,478$61,6382025-06
Publishers-Newspaper and Mail Deliverers Welfare Fund501(c)(9)1954$82,103$1.7 million2025-05
Moments Golf Club IncRecreation and sports501(c)(7)2015$79,708$61,9892024-12
Local 1500 Charity Fund LTDPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2006$76,739$49,9582024-12
Catholic Traditionalist Movement IncReligion-related501(c)(3)1966$73,162$2.5 million2025-06
Westbury Youth Soccer Club IncRecreation and sports501(c)(3)2022$71,888$28,0812025-12
Northwell Health Medical Pa PCMedical research501(c)(3)2024$71,513$1.3 million2024-12
Maria S S Dell-Assunta IncReligion-related501(c)(3)1999$70,643$390,6872024-12
Jaffery Sports Club IncRecreation and sports501(c)(3)2023$68,163$16,8382024-12
Society of Saint Anthony of Westbury IncReligion-related501(c)(3)2025$58,297$32,2782025-12
College Canado-Haitien & Freres Du Sacre Coeur Alumni AssociationEducation501(c)(3)2006$52,608$27,2132025-06
Ufcw Local 1500 Scholarship FundEducation501(c)(3)1988$49,156$129,1942024-12
Love Without WallsPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2014$44,573$64,1742024-12
Terror Dome Sports Academy IncRecreation and sports501(c)(3)2023$41,364$1,3032025-12
Ufcw Local 1500 Cba Scholarship FundEmployment501(c)(5)2019$38,659$193,6972024-12
Brahma Vihara Meditation Center IncReligion-related501(c)(3)2019$37,312$475,9312025-12
Graphic Communications Scholarship Award and Career AdvancementEducation501(c)(3)2020$36,611$164,9062025-07
St Pio Prayer Group of WestburyReligion-related501(c)(3)2011$33,083$46,1152025-12
Cosmo for Women Charity IncArts, culture and humanities501(c)(3)2023$28,480$15,2872024-12
Northwell Health Medical NJ PCHealth care501(c)(3)2025$23,859$23,3112024-12
New York Chapter ChumsPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2023$19,969$2,2132024-12
Sci2 CorpPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2019$16,398$376,6072025-12
Diana S Forgotten Children IncMental health and crisis intervention501(c)(3)2022$13,175$54,1992026-04
Leglise de Jesus Christ Des Heritiers Du RoyaumeReligion-related501(c)(3)2025$12,393$11,8092024-12
Durazzanese Societa Italo Americano Dimutuo Sooorso IncArts, culture and humanities501(c)(3)2005$10,932$136,7432025-12
Pearls and Ivy Foundation of Westbury IncEducation501(c)(3)2014$10,519$54,5732025-12
Soll FoundationEducation501(c)(3)2003$5,546$3,5042025-12
Clas Hindu Learning Center IncReligion-related501(c)(3)2023$5,204$6262024-12
Donate Central IncHuman services501(c)(3)2024$2,500$1,5712025-12
The Elmezzi Graduate School of Molecular MedicineEducation501(c)(3)1996$1,906$98,4332024-12
25 Year Service Club of Nassau County Department of Public WorksEmployment501(c)(4)2013$0$02024-10
A Special Place for Me IncDiseases, disorders and medical disciplines501(c)(3)2022$0$02025-12
Actualize Foundation IncYouth development501(c)(3)2025$0$02025-12
African Womans AllianceArts, culture and humanities501(c)(3)2002$0$02024-12
Ali Hasnain Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2018$2,7462025-12
All Saints Church of God Inc501(c)(3)1969
All Saints Church of God Ministry501(c)(3)1969
Alliance With the Medical Society of the State of New York501(c)(6)1967$0$02025-12
Alpha Gamma Delta Fraternity501(c)(7)1941$0$02026-06
Alumni Association of Iubians in North America IncEducation501(c)(3)2024$0$02025-12
Alumni Association of Suny Old Westbury Inc501(c)(3)2015$0$02024-12
Artos Zoes IncHuman services501(c)(3)2022$0$02024-05
Association for Moral EducationEducation501(c)(3)1999$0$02025-10
Association for Professionals in Infection CTRL & Epidemiology IncHealth care501(c)(3)1975$0$02025-12
Baisley United Soccer Club IncRecreation and sports501(c)(3)2013$0$02025-12
Barracks Road Primary School Alumni AssociationEducation501(c)(3)2023$0$02025-12
Baseballs Finest IncRecreation and sports501(c)(3)2023$0$02024-12
Betech Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2022$0$02025-12
Bethel African Methodist Episcopal Church of Westbury IncReligion-related501(c)(3)2008
Beyond the Walls Christian Center CorpReligion-related501(c)(3)2024$0$02025-12
Breathe BelievePhilanthropy, voluntarism and grantmaking foundations501(c)(3)2012$0$70,1122025-12
Brightwaters Improvement GroupCommunity improvement and capacity building501(c)(3)2018$0$02023-12
Brodus & Michele Brown Foundation IncHuman services501(c)(3)2021$0$02024-12
Byrd & Williams IncorporatedEducation501(c)(3)2026
Calvary of WestburyReligion-related501(c)(3)2006
Calverton Foundation IncHealth care501(c)(3)2019$0$12024-12
Camp DPF Alumni IncYouth development501(c)(3)2022$0$02025-12
Cecil K and Leroy J Watkins National Proam FoundationRecreation and sports501(c)(3)2023$0$02025-12
Celestial Church of Christ Miracle Parish IncorporatedReligion-related501(c)(3)2006
Central Bmana IncMedical research501(c)(3)2025$0$02024-12
Church of Saint Brigid Inc501(c)(3)1946
Church of the Advent501(c)(3)1972
Civil Service Employees Association501(c)(5)1970$0$02025-09
Civil Service Employees Association501(c)(5)1970$0$02025-09
Civil Service Employees AssociationCommunity improvement and capacity building501(c)(5)1970$0$02025-09
Comite Civico Argentino IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2021$0$02025-12
Community Connections of Long Island IncFood, agriculture and nutrition501(c)(3)2018$0$02023-12
Community Mainstreaming Enterprises IncHuman services501(c)(3)2007$0$02025-12
Construction Specifications Institute-Long Island Chapter IncCommunity improvement and capacity building501(c)(6)2019$0$02026-06
Crescent Community Development IncRecreation and sports501(c)(3)2025$0$12025-12
Daughters of Zion International Ministries Inc Warriors for ChristReligion-related501(c)(3)2003
David Majewski Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2025
Denis E Dillon Corner Mans Foundation IncRecreation and sports501(c)(3)2023$0$02024-12
Dispute Resolution Institute of New York IncCrime and legal-related501(c)(3)2014$0$02025-10
Doctor Dre Victory Foundation IncDiseases, disorders and medical disciplines501(c)(3)2021$0$02024-12
Dukh Nivaran Center IncInternational, foreign affairs and national security501(c)(3)2025$0$02025-12
Eastern Baptist Association of New York IncReligion-related501(c)(3)1996
Eben-Ezer Haitian Baptist Church of Westbury IncReligion-related501(c)(3)2011
Edward and Gwen Kalikow Family Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2024$2,5882024-12
Encuentro Nazarene Ministries IncReligion-related501(c)(3)2004
Ever Living Waters Ministries IncReligion-related501(c)(3)2002
Excelling Church IncReligion-related501(c)(3)2020
Expressions Center for Black Art IncArts, culture and humanities501(c)(3)2024$0$02025-12
Farz Foundation IncHuman services501(c)(3)2022$0$02024-12
Femcho Foundation IncEducation501(c)(3)2020$5,0182024-12
Fine Arts and Service Society of North America IncArts, culture and humanities501(c)(3)2015$4,2862025-12
First Baptist Church Community Day Care CenterReligion-related501(c)(3)1998
Fondation Des Anciens de Regina Assumpta Nord-EstEducation501(c)(3)2014$0$02025-12
Foundation Fund of the Free Sons of IsraelCommunity improvement and capacity building501(c)(3)2014$0$02025-12
Free Sons of Israel-FraternalMutual and membership benefit501(c)(10)2002$0$02026-06
Fresh Anointing International Church IncReligion-related501(c)(3)2006
Friends of Gusinje and Plav IncEmployment501(c)(3)2025$0$12025-12
Genesis Assembly of God of Westbury501(c)(3)1964
Glen Cove Faculty Medical Affiliates University Faculty PracHealth care501(c)(3)2022$0$12024-12
Gospel Assembly Church Undenominational Ministry IncReligion-related501(c)(3)2018
Greater Beth-U-El Tabernacle Church of Our Lord Jesus Christ End-TimeReligion-related501(c)(3)2000
Harbor Homes Housing Development Fund CorpHousing and shelter501(c)(3)2004$0$02024-12
Heart InstituteHealth care501(c)(3)2001$0$12024-12
Helping Desperate Women Survive IncHuman services501(c)(3)2009$0$02025-12
Holy Church of God in Christ Jesus Inc501(c)(3)1981
Holy Trinity Baptist Church of Westbury New York501(c)(3)1985
Hope Emmanuel Foundation IncHuman services501(c)(3)2024$0$02025-12
Huntington Faculty Medical Affiliates University Faculty PracHealth care501(c)(3)2022$0$12024-12
Huria Kristen Batak ProtestanReligion-related501(c)(3)2017
Hustle Fastpitch of New York IncEducation501(c)(3)2024
Icli Endowment IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2025
Iglesia Cristiana Biblica La Nueva Cosecha IncReligion-related501(c)(3)2022
Iglesia Evangelica Apostles Y Profetas Efe 2 20 of Westbury Inc501(c)(3)1994
Iglesia Pentecostal Ebenezer Restau Rando Al Caido IncReligion-related501(c)(3)2026
Iglesia Pentecostal Jesus Es Refugio Y Salvacion IncReligion-related501(c)(3)2025
Independent Motivated Educated and Compassionate Youth in Our CommuniYouth development501(c)(3)2005$0$02026-03
International Association of Dental Specialists IncMedical research501(c)(3)2018$0$02025-12
Irongate Cares FoundationHuman services501(c)(3)2010$0$02025-12
Islamic Center of Long IslandReligion-related501(c)(3)1994
Ivan and Gayle Dolowich Family Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2024$92,1822025-12
Jill Campbell IncorporatedEducation501(c)(3)2024
Jo Schifter Scholarship FundEducation501(c)(3)2003$0$02025-12
Joseph M Mattone Family FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2025$1 million2025-12
Kabbalah Learning Centre of Jamaica IncReligion-related501(c)(3)2022$0$02025-09
Khair Together IncHuman services501(c)(3)2025
Knights of Columbus501(c)(8)1940$0$02025-12
Knights of Columbus501(c)(8)1940$0$02025-12
L H H Corporation501(c)(3)1987$0$12024-12
LTC Norman A Easy Foundation IncEducation501(c)(3)2020$0$02025-12
League of Nigerian Women IncHuman services501(c)(3)2026
Lenox Hill Faculty Medical Affiliates University Faculty PracHealth care501(c)(3)2022$0$12024-12
Lij Foundation Inc501(c)(3)1983$0$02025-12
Lions Club of BrookevilleCommunity improvement and capacity building501(c)(4)2018$0$02025-06
Little League Baseball Inc501(c)(3)1967$0$02025-09
Live With A Purpose Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2019$0$02025-12
Long Island Jewish Faculty Medical Affiliates University Faculty PracHealth care501(c)(3)2022$0$12024-12
Long Island Jewish Faculty Physicians University FacultypractHealth care501(c)(3)2026$0$12024-12
Long Island Pranic Healers IncDiseases, disorders and medical disciplines501(c)(3)2023$0$02025-12
Long Island United Campus Ministries Inc501(c)(3)1973
M J Saad Family FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2013$2 million2024-12
Magnificat Pain Vivant Association CorporationHuman services501(c)(3)2020$0$02025-12
Maldon High School Alumni Association - North East RegionMutual and membership benefit501(c)(3)2021$0$02025-12
Mather Faculty Medical Affiliates University Faculty Practice CorpHealth care501(c)(3)2022$0$12024-12
Maurice J Cotter and Muriel J Sheahan Charitable FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2009$839,9032025-12
Maverick Sports Club of Ny IncRecreation and sports501(c)(3)2022$0$02025-12
Max Gruber Foundation Inc501(c)(3)1957$1.7 million2025-12
McDougald Jackson Leake Community Development Corporation IncFood, agriculture and nutrition501(c)(3)2014$0$02025-12
Medical Services of Riverhead PCHealth care501(c)(3)2024$0$12024-12
Medical Society of the County of NiagaraCommunity improvement and capacity building501(c)(6)2018$0$02025-12
Melville House IncHuman services501(c)(3)1973$743,5452025-06
Merrick ChoraleArts, culture and humanities501(c)(3)2005$0$02025-12
Millicent Briscoe Foundation IncEducation501(c)(3)2026$0$02025-12
Momma BS House IncHousing and shelter501(c)(3)2017$0$02025-12
Mount Pisgah Pentecostal Movement IncReligion-related501(c)(3)1997
Mssny Foundation IncEmployment501(c)(3)2025
Mt Calvary Baptist Church Inc501(c)(3)1993
Museum of Urban Arts IncArts, culture and humanities501(c)(3)2024$0$02025-12
Nassau Flyers Condor Radio Control Club IncRecreation and sports501(c)(7)2011$0$02025-12
National Air Traffic Controllers Assoc501(c)(5)1990$0$02025-12
National Air Traffic Controllers Association501(c)(5)1990$0$02025-12
National Council of Negro Women Inc501(c)(3)1972$0$02025-09
Ness Cares IncMental health and crisis intervention501(c)(3)2020$0$02024-12
New Apostolic Church of Uniondale Ny501(c)(3)1985
Nextgen Retirement InitiativeEducation501(c)(3)2026
North Shore Faculty Medical Affiliates University FacultyHealth care501(c)(3)2022$0$12024-12
North Shore- Lij Medical Group PCHealth care501(c)(3)2018$0$12024-12
North Shore-Lij Health Plan IncHealth care501(c)(3)2015$0$12025-09
North Shore-Lij Health Plans Holding Company IncHealth care501(c)(3)2015$0$201,0002024-12
North Shore-Lij Medical Group Urgent Medical Care PCHealth care501(c)(3)2014$0$12024-12
North Shore-Lij Medical PCHealth care501(c)(3)2014$0$02024-12
North Shore-Long Island Jewish Medical Care Centers IncHealth care501(c)(3)2000$0$12024-12
Northeastern Anathesia of New Jersey PCHealth care501(c)(3)2022$0$1.5 million2024-12
Northern Westchester Realty Holding CorpCommunity improvement and capacity building501(c)(2)2002$0$02025-12
Northwell Health Cancer Institute IncHealth care501(c)(3)2025$0$12024-12
Northwell Health IncCommunity improvement and capacity building501(c)(3)1999$0$116.3 million2024-12
Northwell IncHealth care501(c)(3)2025$0$02024-12
Northwell Proton Therapy PCHealth care501(c)(3)2018$0$12024-12
Northwell Quality and Medical Affairs IncHealth care501(c)(3)2019$0$12024-12
Northwern Westchester Faculty Medical Affiliates University FacuHealth care501(c)(3)2022$0$12024-12
Omega Christian Assembly Church IncReligion-related501(c)(3)2013
Onkur IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2018$2,7132024-12
Peconic Bay Faculty Medical Affiliates University Faculty PracHealth care501(c)(3)2022$0$12024-12
Pentecostal Church of God International Fellowship501(c)(3)1982
Phelps Faculty Medical Affiliates University Faculty Practice CorporHealth care501(c)(3)2022$0$12024-12
Phelps Faculty Physicians University Faculty Practice CorporHealth care501(c)(3)2026$0$12024-12
Plainview Faculty Medical Affiliates University Faculty PracHealth care501(c)(3)2022$0$12024-12
Prime Care Medical of Long IslandpcPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2024$0$12024-12
Professional Booksellers School IncEducation501(c)(3)2022$57,5132025-12
Project Happy Feet IncHuman services501(c)(3)2022$0$02025-12
Pta New York Congress501(c)(3)$0$02025-06
Pta New York CongressEducation501(c)(3)1954$0$02025-06
Pta New York Congress501(c)(3)1954$0$02026-06
Pta New York CongressEducation501(c)(3)1954$0$02026-06
Pta New York CongressEducation501(c)(3)1954$0$02026-06
Pta New York Congress501(c)(3)1954$0$02026-06
Pta New York Congress501(c)(3)1954$0$02026-06
Pta New York Congress501(c)(3)1954$0$02025-06
Pta New York Congress501(c)(3)1954$0$02025-06
Pta New York Congress501(c)(3)1954$0$02023-06
Pta New York Congress501(c)(3)1954
Reach Bangla Mission IncReligion-related501(c)(3)2023$0$02024-12
React International501(c)(3)1976$0$02025-12
Real New York FC IncRecreation and sports501(c)(3)2025
Red Robin Country Cares FoundationDiseases, disorders and medical disciplines501(c)(3)2010$0$5,6362025-12
Redeeming Grace Worship Centre Inc Rev Monzell WayReligion-related501(c)(3)1999
Rehome Animal RescueHuman services501(c)(3)2014$0$02026-06
Rescue Advocates of Long Island IncAnimal-related501(c)(3)2015$0$02025-12
Restoration Christian MinistriesReligion-related501(c)(3)2015
Romseypal Outreach Foundation IncFood, agriculture and nutrition501(c)(3)2015$0$02024-12
S I U H Systems Inc501(c)(3)1983$0$12024-12
SGT Robert A Hendriks Veterans Memorial Fund IncPublic and societal benefit501(c)(3)2024$0$02024-12
Sakhai Family FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2014$2 million2025-12
Salisbury Mens Athletic Association of East Meadow IncEducation501(c)(3)2023$0$02025-06
Sandi and Bill Nicholson- the Women Who Dared Art Foundation for NArts, culture and humanities501(c)(3)2022$0$12024-12
Schapero Family Charitable Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2018$61,4712025-12
Sda College Fund IncEducation501(c)(3)2021$0$02025-12
Shaheed Baba Santa Singh Ji Shaheed Baba Jagir Singh Ji IncReligion-related501(c)(3)2025
Share4kids IncMedical research501(c)(3)2019$0$3,0662023-12
Sheikh Russel Foundation USA IncArts, culture and humanities501(c)(3)2022$0$3382024-12
Sherwood Civic Association of Westbury IncCommunity improvement and capacity building501(c)(4)2014$0$02023-12
Sidney and Pearl Kalikow FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)1995$2,1752024-12
Sigma Beta Beta Chapter of Omega PS I Phi Fraternity IncCommunity improvement and capacity building501(c)(7)2026
South Shore Faculty Medical Affiliates University Faculty PracHealth care501(c)(3)2022$0$12024-12
Sssio Flushing IncArts, culture and humanities501(c)(3)2024$0$02025-12
St Brigid Our Lady of Hope School501(c)(3)1946
St Johns Baptist Church IncReligion-related501(c)(3)1998
St Lukes Pentecostal ChurchReligion-related501(c)(3)1996
Staten Island Faculty Medical Affiliates- University Faculty PraHealth care501(c)(3)2022$0$12024-12
Steuben County Medical Society Inc501(c)(4)1969$0$02025-12
Team Asg IncorporatedYouth development501(c)(3)2018$0$02025-12
Technology for Language & Learning IncEducation501(c)(3)1989$0$02026-03
Teenage Cancer Foundation IncMedical research501(c)(3)2026
Temple Beth Torah501(c)(3)
The Agnone Family Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2026
The Elim Korean Methodist Church of New York Inc501(c)(3)1993
The Kieser Evans Charitable Foundation TrustPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2025
The Sir Winston Churchill D-Day Foundation IncEducation501(c)(3)2026
Therapeutic Energy Child Care Cente RS IncHuman services501(c)(3)2026$0$02025-12
Tixgiving Foundation IncArts, culture and humanities501(c)(3)2025$0$02025-12
Together As OneHuman services501(c)(3)2015$0$02025-12
Trout Unlimited501(c)(3)1972$0$02026-03
True North Health Management IncHealth care501(c)(3)2019$0$12024-12
True North Medical of Stony Brook P CHealth care501(c)(3)2024$0$12024-12
True North Patient Safety Organization IncHealth care501(c)(3)2019$0$12024-12
Turan Family FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2000$2 million2025-12
United Brethern Mission501(c)(3)1995
Universal Calvary MissionReligion-related501(c)(3)2019
Us Nepal Sports and Culture Development IncRecreation and sports501(c)(3)2015$0$02025-12
Visiting Nurse Association of Hudson ValleyHealth care501(c)(3)1938$0$268,7172024-12
W T Clarke High School Parents and Booster Club C O Arthur CurleyEducation501(c)(3)2018$0$02025-05
Wellbridge Psychiatry P CHealth care501(c)(3)2019$0$12024-12
Westbury District Management Association IncEnvironment501(c)(3)2022
Westbury Divine Church of God501(c)(3)1960
Westbury Hispanic United Association IncCommunity improvement and capacity building501(c)(3)2022$0$02025-12
Westbury United Cricket ClubRecreation and sports501(c)(3)2023$0$02025-12
Westbury-Carle Place Chamber of Commerce IncCommunity improvement and capacity building501(c)(6)2011$0$02025-12
White Knight Law IncHuman services501(c)(3)2026
Woodmen of the World Life Insurance Society501(c)(8)1941$0$02025-12
World Restoration Center IncReligion-related501(c)(3)2021$338,9022018-12
Wu Tong Education IncEducation501(c)(3)2022$0$02025-12
Wubbanubs From JaxsonHuman services501(c)(3)2024$0$02026-03

By cause in Westbury, 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.