Nonprofits in WEST ISLIP, NY
91 tax-exempt organizations with a return on IRS file.
Largest nonprofits in WEST ISLIP by revenue
- GOOD SAMARITAN UNIVERSITY HOSPITAL EIN 11-1888924 · last filed 990 for 2024 · revenue $933,958,061
- OUR LADY OF CONSOLATION NURSING & REHABILITATIVE CARE CENTER EIN 11-3284066 · last filed 990 for 2024 · revenue $50,030,007
- WEST ISLIP YOUTH ENRICHMENT SERVICES INCORPORATED EIN 11-2832268 · last filed 990 for 2025 · revenue $6,791,685
- BRIDGES ACADEMY EIN 46-2392009 · last filed 990 for 2025 · revenue $4,764,362
- GOOD SAMARITAN HOSPITAL FOUNDATION EIN 77-0611240 · last filed 990 for 2024 · revenue $4,186,765
- NATIONAL CANCER CENTER INC EIN 13-1919715 · last filed 990 for 2025 · revenue $3,605,404
- WEST ISLIP SOCCER CLUB INC EIN 11-2677334 · last filed 990 for 2025 · revenue $863,939
- POSTPARTUM RESOURCE CENTER OF NEW YORK INC EIN 11-3449880 · last filed 990 for 2022 · revenue $515,162
- GOOD SAMARITAN HOSPITAL SELF INSURANCE AGAINST MALPRACTICE TRUS EIN 11-2537396 · last filed 990 for 2024 · revenue $279,598
- AFTER SCHOOL KIDS UNDER SUPERVISION INC EIN 11-2894257 · last filed 990 for 2025 · revenue $272,063
All nonprofits in WEST ISLIP, A–Z
- AFTER SCHOOL KIDS UNDER SUPERVISION INCEIN 11-2894257 · last filed 990 for 2025
- AMERICAN FEDERATION OF TEACHERSEIN 20-8814963 · last filed 990-N for 2025
- AMERICAN LEGIONEIN 11-6105102 · last filed 990 for 2024
- AMERICAN LEGION AUXILIARYEIN 36-4820261 · last filed 990-N for 2025
- ANDREW FUND INCEIN 45-4466165 · last filed 990-N for 2024
- APPLIED BEHAVIOR ANALYSIS-PARENT TEACHER ORGANIZATIONEIN 11-3455522 · last filed 990-N for 2023
- BELLA BAST RESCUE INCEIN 27-4807842 · last filed 990-N for 2025
- BRIDGES ACADEMYEIN 46-2392009 · last filed 990 for 2025
- CAPITANO FOUNDATION UA 041097EIN 11-6480969 · last filed 990-PF for 2025
- CIVIL SERVICE EMPLOYEES ASSOCIATIONEIN 11-2934899 · last filed 990-N for 2024
- CIVIL SERVICE EMPLOYEES ASSOCIATIONEIN 11-3159582 · last filed 990-N for 2024
- CIVIL SERVICE EMPLOYEES ASSOCIATIONEIN 84-1757337 · last filed 990-N for 2024
- DARIEN FOX MINISTRIESEIN 26-1897200 · last filed 990-EZ for 2025
- ELIZABETH T MCNAMEE MEMORIAL SCHOLARSHIP FUND INCEIN 11-3457122 · last filed 990-PF for 2025
- ENDOMETRIOSIS SUPPORT OF LONG ISLAND INCEIN 47-1118962 · last filed 990-N for 2025
- FEARLESSLY LIVING AUTISM INCEIN 47-1762433 · last filed 990-N for 2025
- GOLDEN EAGLE FLYING CLUB LTDEIN 11-2602708 · last filed 990-N for 2025
- GOOD SAMARITAN HOSPITAL FOUNDATIONEIN 77-0611240 · last filed 990 for 2024
- GOOD SAMARITAN HOSPITAL SELF INSURANCE AGAINST MALPRACTICE TRUSEIN 11-2537396 · last filed 990 for 2024
- GOOD SAMARITAN UNIVERSITY HOSPITALEIN 11-1888924 · last filed 990 for 2024
- GOSPEL YOUTH THEATER COMPANYEIN 46-0559515 · last filed 990-N for 2025
- GREENMAN FAMILY CHARITABLEFOUNDATIONEIN 20-5926652 · last filed 990-PF for 2024
- HAROLD L ANDERSON FAMILY FOUNDATION INCEIN 88-2178702 · last filed 990-N for 2025
- HELPING HANDS IN WEST ISLIP INCEIN 56-2437348 · last filed 990-N for 2025
- ISLIP ARES GROUPEIN 11-3225910 · last filed 990-N for 2025
- JOEY WOOD FOUNDATION INCEIN 82-5454788 · last filed 990-N for 2025
- JOHN THOMAS GAFFNEY MEMORIAL FUNDEIN 46-0818275 · last filed 990-N for 2025
- KATHLEEN TORTORA CHARITYEIN 86-2685207 · last filed 990-EZ for 2024
- KNIGHTS OF COLUMBUSEIN 23-7125148 · last filed 990 for 2026
- LIONS YOUTH CHEERLEADING INCEIN 87-3991036 · last filed 990-EZ for 2024
- LITTLE LEAGUE BASEBALL INCEIN 11-3085042 · last filed 990 for 2025
- LONG ISLAND ADOPTIVE FAMILIES ASSOCIATIONEIN 84-4759307 · last filed 990-N for 2025
- LONG ISLAND DENTAL HYGIENISTS ASSOCIATIONEIN 81-1610525 · last filed 990-N for 2025
- LONG ISLAND EXPRESS FASTPITCH SOFTBALL INCEIN 11-3637448 · last filed 990 for 2025
- LONG ISLAND LANGUAGE TEACHERS INCEIN 11-2945709 · last filed 990-N for 2025
- LONG ISLAND METRO RETROUVAILLEEIN 20-0496580 · last filed 990-EZ for 2025
- LONG ISLAND WOUND HEALING ASSOCIATIONEIN 26-2600497 · last filed 990-EZ for 2024
- LUANNE AND DAN CHEFETZ CHARITABLEFOUNDATIONEIN 20-3977777 · last filed 990-PF for 2025
- LUCA GARGIULO PEARSON FOUNDATION INCEIN 85-3477070 · last filed 990-N for 2024
- MAGOUN LANDING CIVIC ASSOCIATION INCEIN 11-6036403 · last filed 990-N for 2024
- MAKE IT COUNT FOUNDATION INCEIN 27-2037456 · last filed 990 for 2024
- MEDICAL STAFF OF GOOD SAMARITAN HOSPITAL MEDICAL CENTEREIN 45-5191162 · last filed 990 for 2025
- METROPOLITAN SECTION OF NEW YORK AND NEW JERSEY INSTITUTE OF TRANSPEIN 26-2384371 · last filed 990-EZ for 2025
- NASSAU COUNSELORS ASSOCIATION INCEIN 11-3228598 · last filed 990-EZ for 2025
- NATIONAL CANCER CENTER INCEIN 13-1919715 · last filed 990 for 2025
- NY FINEST FOOTBALL INCEIN 47-5442362 · last filed 990 for 2024
- OAK NECK LANE ASSOCIATION INCEIN 11-2461834 · last filed 990 for 2026
- OUR LADY OF CONSOLATION FOUNDATIONEIN 45-0517566 · last filed 990-EZ for 2024
- OUR LADY OF CONSOLATION NURSING & REHABILITATIVE CARE CENTEREIN 11-3284066 · last filed 990 for 2024
- PARISH RESOURCE CENTER OF LONG ISLANDEIN 11-2709562 · last filed 990-EZ for 2025
- PLANTING HOPE AND LOVE FOUNDATION INCEIN 85-1985493 · last filed 990-PF for 2025
- POSTPARTUM RESOURCE CENTER OF NEW YORK INCEIN 11-3449880 · last filed 990 for 2022
- PS I LOVE YOU DAY INCEIN 81-1076763 · last filed 990-EZ for 2025
- PTA NEW YORK CONGRESSEIN 11-6077386 · last filed 990-N for 2025
- PTA NEW YORK CONGRESSEIN 11-2987500 · last filed 990-N for 2025
- PTA NEW YORK CONGRESSEIN 11-2984470 · last filed 990-N for 2024
- PTA NEW YORK CONGRESSEIN 11-6039887 · last filed 990-N for 2024
- PTA NEW YORK CONGRESSEIN 23-7034654 · last filed 990-N for 2025
- PTA NEW YORK CONGRESSEIN 11-6037192 · last filed 990-N for 2025
- PTA NEW YORK CONGRESSEIN 06-1280912 · last filed 990-N for 2025
- PTA NEW YORK CONGRESSEIN 39-2798818 · last filed 990-N for 2025
- PTA NEW YORK CONGRESSEIN 06-1276784 · last filed 990-N for 2025
- PTA NEW YORK CONGRESSEIN 11-6029600 · last filed 990-EZ for 2026
- QUEENS COUNTY CONFERENCEEIN 36-4920222 · last filed 990-EZ for 2025
- SAFER VACCINES INCEIN 47-3780364 · last filed 990 for 2023
- SOUTH SHORE BOYS CLUB INCEIN 23-7069323 · last filed 990-N for 2014
- SUFFOLK COUNTY WOMENS BASKETBALL COACHES ASSOCIATION SCWBCA CORPEIN 99-2693380 · last filed 990-EZ for 2025
- SWEET ADELINES INTERNATIONALEIN 11-6049114 · last filed 990-N for 2025
- THE FUSTAL FOUNDATION INCEIN 82-5079081 · last filed 990-N for 2025
- THE LUCIE FAMILY CHARITABLE FOUNDATION TRUST AGREEMENTEIN 87-6347914 · last filed 990-PF for 2025
- THE SAMARITAN CORPORATIONEIN 11-2716640 · last filed 990-N for 2024
- THIRD EYE INSIGHT - FITNESS FOR THE BLIND INCEIN 27-3093876 · last filed 990-N for 2025
- TOWERS OF FREEDOM MILITARY MONUMENT INCEIN 26-0847563 · last filed 990-N for 2024
- TRUE HARBOUR CIVIC ASSOCIATION INCEIN 13-4219431 · last filed 990-N for 2025
- UPLIFT SERVE & EMPOWER FOUNDATIONEIN 99-2876900 · last filed 990-EZ for 2025
- WEST ISLIP ASSOCIATIONEIN 27-0824723 · last filed 990-N for 2025
- WEST ISLIP BEAUTIFICATION SOCIETY INCEIN 11-3098266 · last filed 990-N for 2025
- WEST ISLIP BREAST CANCER COALITION FOR LONG ISLAND INCEIN 11-3144555 · last filed 990-EZ for 2024
- WEST ISLIP HISTORICAL SOCIETYEIN 81-5394521 · last filed 990-N for 2025
- WEST ISLIP LIONS FIELD HOCKEY BOOSTER CLUBEIN 99-4681829 · last filed 990-N for 2025
- WEST ISLIP ROBOTICS BOOSTER CLUB INCEIN 20-2033328 · last filed 990-N for 2025
- WEST ISLIP SOCCER CLUB INCEIN 11-2677334 · last filed 990 for 2025
- WEST ISLIP SUMMIT COALITION INCEIN 27-1075167 · last filed 990-N for 2025
- WEST ISLIP SWIM CLUB INCEIN 11-2993240 · last filed 990 for 2025
- WEST ISLIP YOUTH BASKETBALL INCEIN 82-2817125 · last filed 990-EZ for 2025
- WEST ISLIP YOUTH ENRICHMENT SERVICES INCORPORATEDEIN 11-2832268 · last filed 990 for 2025
- WEST ISLIP YOUTH LACROSSE INCEIN 81-3663390 · last filed 990-EZ for 2024
- WILLETTS POINT CLUB INCEIN 23-7052141 · last filed 990-EZ for 2024
- WISB BOOSTER CLUB INCEIN 87-4647866 · last filed 990-PF for 2024
- WOMEN OF WEST ISLIP INCEIN 47-5146329 · last filed 990-N for 2025
- YEMENI AMERICAN DAY PARADE INCEIN 93-1725538 · last filed 990-N for 2024