Nonprofits in GREENWICH, CT
516 tax-exempt organizations with a return on IRS file.
Largest nonprofits in GREENWICH by revenue
- GREENWICH HOSPITAL EIN 06-0646659 · last filed 990 for 2025 · revenue $591,780,458
- ZOOM FOUNDATION EIN 06-1600601 · last filed 990-PF for 2025 · revenue $450,447,052
- GREENWICH COUNTRY DAY SCHOOL INC EIN 06-0646657 · last filed 990 for 2025 · revenue $139,744,713
- BERKLEY FOUNDATION FOR HISTORICAL BOOKS AND DOCUMENTS EIN 99-5033731 · last filed 990-PF for 2024 · revenue $100,005,000
- BRUNSWICK SCHOOL INC EIN 06-0646562 · last filed 990 for 2025 · revenue $95,285,151
- GREENWICH ACADEMY INC EIN 06-0653118 · last filed 990 for 2025 · revenue $60,992,552
- ABILIS INC EIN 06-6009327 · last filed 990 for 2025 · revenue $44,052,313
- JANE AND DANIEL OCH FAMILY FOUNDATION EIN 26-3791338 · last filed 990-PF for 2024 · revenue $43,601,047
- BURSKY FAMILY FOUNDATION EIN 33-1531703 · last filed 990-PF for 2024 · revenue $35,266,860
- FAMILY CENTERS INC EIN 06-0646656 · last filed 990 for 2025 · revenue $34,561,236
All nonprofits in GREENWICH, A–Z (page 1 of 6)
- 9-11 LEGACY FOUNDATION INCEIN 99-4471014 · last filed 990-N for 2025
- AAIB INCEIN 23-7017585 · last filed 990-N for 2025
- AARON AND BETTY LEE STERN FOUNDATIONEIN 27-0771357 · last filed 990-PF for 2025
- ABILIS COMMUNITY FOUNDATION INCEIN 06-1331293 · last filed 990 for 2025
- ABILIS INCEIN 06-6009327 · last filed 990 for 2025
- ACCESSCIRCLES INCEIN 82-2117628 · last filed 990-N for 2025
- A & C DE COSTER FOUNDATIONEIN 86-2043687 · last filed 990-PF for 2026
- ADOPT A DOG INCEIN 06-1045973 · last filed 990 for 2025
- AHLAN-NYEIN 83-4195207 · last filed 990-EZ for 2025
- ALEC AND TAMAR ELLISON FAMILY FOUNDATIONEIN 13-4148789 · last filed 990-PF for 2025
- ALEXANDER HOST FOUNDATION INCEIN 22-2549698 · last filed 990-PF for 2025
- ALFA FOUNDATIONEIN 13-7228276 · last filed 990-PF for 2025
- ALLEN MUSEUM OF ARTEIN 84-4540850 · last filed 990-N for 2025
- ALLEN RESEARCH ENDOWMENT INCEIN 81-4117507 · last filed 990-PF for 2025
- ALLIANCE FRANCAISE OF GREENWICH INCEIN 06-6053875 · last filed 990 for 2025
- ALLWIN FAMILY FOUNDATIONEIN 13-7088461 · last filed 990-PF for 2025
- ALPHA-OMEGA CHARITABLE FOUNDATION INCEIN 65-0510147 · last filed 990-PF for 2025
- ALUMNI ASSOCIATION OF PSI CHAPTER OF PSI UPSILON INCEIN 15-0536199 · last filed 990-N for 2025
- AMER FRIENDS OF THE ARCHBISHOP OF CANTRBRYS ANGL COMMUNION FUND INCEIN 31-1720280 · last filed 990 for 2024
- AMERICAN COLLEGE OF HEALTHCARE EXECUTIVESEIN 05-0613539 · last filed 990-EZ for 2025
- AMERICAN CONTRACT BRIDGE LEAGUE UNIT 126 INCEIN 06-1053734 · last filed 990-N for 2025
- AMERICAN FRIENDS OF TEATRO ALLA SCALA INCEIN 47-2453571 · last filed 990-N for 2024
- AMERICAN HOT ROD FOUNDATION INCEIN 43-1969463 · last filed 990-PF for 2025
- AMERICAN LEGIONEIN 06-6042809 · last filed 990-N for 2025
- ANANTAA-OM FOUNDATIONEIN 47-2531318 · last filed 990-PF for 2024
- ANGEL CHOIREIN 45-0634643 · last filed 990-N for 2024
- ANIKSTEIN FAMILY FUND INCEIN 82-1984948 · last filed 990-PF for 2024
- ANIMAL RESCUE FLIGHTSEIN 80-0491284 · last filed 990-N for 2025
- ANNE LI MCGRAW AND CHARLES ROBERT MCGRAW FAMILY FOUNDATION INCEIN 81-4330868 · last filed 990-PF for 2025
- ANSELL FAMILY FOUNDATION INCEIN 81-3723108 · last filed 990-PF for 2024
- ARORA FOUNDATION INCEIN 03-0576552 · last filed 990-PF for 2025
- ASK FAMILY FOUNDATIONEIN 06-1602889 · last filed 990-PF for 2025
- ASSOCIATION OF DIVORCE FINANCIAL PLANNERS INCEIN 11-3420188 · last filed 990-EZ for 2025
- AT HOME IN GREENWICH INCEIN 26-1266170 · last filed 990 for 2025
- AUGUST FAMILY FOUNDATION TREIN 88-6482090 · last filed 990-PF for 2024
- AZCAT FOUNDATIONEIN 81-4754238 · last filed 990-PF for 2025
- BACKCOUNTRY CONCERTS INCEIN 20-8523846 · last filed 990 for 2025
- BAILIWICK CLUB INCEIN 06-0879602 · last filed 990 for 2025
- BANKSVILLE COMMUNITY HOUSE INCEIN 06-0688915 · last filed 990-EZ for 2025
- BAR ASSOCIATION OF GREENWICH INCEIN 06-1244737 · last filed 990-N for 2024
- BARBARA AND GARY BRANDT FAMILY FOUNDATIONEIN 26-1396548 · last filed 990-PF for 2024
- BARBARAS HOUSE INCEIN 06-0703570 · last filed 990 for 2025
- B CURED INCEIN 26-1906165 · last filed 990 for 2025
- BEBA INNOVATION AND ENTREPRENEURSHIP FOUNDATION INCEIN 82-3701017 · last filed 990-PF for 2024
- BEL CANTO SOCIETY INCEIN 13-3266551 · last filed 990-N for 2024
- BELJANSKI FOUNDATION INCEIN 13-4086570 · last filed 990 for 2024
- BELLE HAVEN CLUB INCEIN 06-0255690 · last filed 990 for 2025
- BEMC 4 ASSOCIATIONEIN 87-4726186 · last filed 990 for 2024
- BEMC FOUNDATIONEIN 85-4281986 · last filed 990-PF for 2024
- BERKLEY FOUNDATION FOR HISTORICAL BOOKS AND DOCUMENTSEIN 99-5033731 · last filed 990-PF for 2024
- BERRIEN HOUSE TREIN 82-6277716 · last filed 990-N for 2025
- BIG DAY GIFTSEIN 47-3746494 · last filed 990-EZ for 2025
- BIMAH FOUNDATIONEIN 45-3526909 · last filed 990-PF for 2024
- BLACK FIVES FOUNDATIONEIN 46-1925488 · last filed 990-EZ for 2024
- BLACK IV INCEIN 83-2498144 · last filed 990-PF for 2025
- BLESSED DRESSED INCEIN 99-4146217 · last filed 990-N for 2025
- BLUE KNIGHTS CT VIIEIN 06-1197103 · last filed 990-N for 2025
- B MORE INCORPORATEDEIN 83-3030209 · last filed 990 for 2025
- BONDI FOUNDATION INCEIN 13-4015931 · last filed 990-PF for 2025
- BOY SCOUTS OF AMERICAEIN 06-0646654 · last filed 990 for 2024
- BOYS & GIRLS CLUB OF GREENWICH INCEIN 06-0646655 · last filed 990 for 2025
- BRANT FOUNDATION INCEIN 06-1470051 · last filed 990-PF for 2024
- BRAVER FOUNDATION INCEIN 13-6277869 · last filed 990-PF for 2025
- BREAST CANCER ALLIANCE INCEIN 06-1453500 · last filed 990 for 2026
- BRILLE FAMILY FOUNDATIONEIN 20-0857093 · last filed 990-PF for 2025
- BRISTOL BLUESEIN 88-1820638 · last filed 990-PF for 2024
- BROOKFIELD BURKE FOUNDATION INCEIN 06-1484617 · last filed 990-PF for 2025
- BRUCATO FAMILY FOUNDATION INCEIN 87-1154981 · last filed 990-PF for 2025
- BRUCE MUSEUM INCEIN 23-7105904 · last filed 990 for 2025
- BRUNSWICK SCHOOL INCEIN 06-0646562 · last filed 990 for 2025
- BUDDY WHITE PROJECT INCEIN 93-3051413 · last filed 990-N for 2025
- BURNING TREE COUNTRY CLUB INCEIN 06-0777076 · last filed 990 for 2025
- BURN SUPPORT BANGLADESH INCEIN 92-0609792 · last filed 990-N for 2023
- BURSKY FAMILY FOUNDATIONEIN 33-1531703 · last filed 990-PF for 2024
- BUSH CUP CORPEIN 81-1673583 · last filed 990-EZ for 2025
- BUSINESS INSURANCE FOUNDATION INCEIN 46-4411779 · last filed 990-N for 2025
- BYRAM ARCHIBALD NEIGHBORHOOD CENTER TRUST INCEIN 06-0985313 · last filed 990 for 2025
- BYRAM NEIGHBORHOOD ASSOCIATION CORPEIN 86-1811640 · last filed 990-N for 2025
- BYRAM SHORE BOAT CLUB INC C/O BYRAM PARKEIN 06-1097882 · last filed 990-EZ for 2024
- BYRAM VETERANS ASSOCIATION INCEIN 06-0775034 · last filed 990 for 2026
- BYRAM VOLUNTEER FIRE DEPARTMENT INCEIN 06-1420116 · last filed 990-N for 2021
- CALF ISLAND FOUNDATIONEIN 06-6304990 · last filed 990-PF for 2025
- CALL A RIDE OF GREENWICHEIN 06-0970902 · last filed 990 for 2025
- CAMERON FAMILY FOUNDATION INCEIN 20-8085838 · last filed 990-PF for 2025
- CANDIDATE DEVELOPMENT TRAINING INCEIN 83-0589424 · last filed 990-N for 2025
- CAPLAN FAM FOUNDATION TR AGREEMENT 102700EIN 13-7258430 · last filed 990-PF for 2024
- CARDINAL QUARTERBACK CLUB INCEIN 56-2610168 · last filed 990 for 2025
- CARL & DOROTHY BENNETT FOUNDATION INCEIN 06-6051371 · last filed 990-PF for 2025
- CARL FORSTMANN MEMORIAL FOUNDATIONEIN 22-6042706 · last filed 990-PF for 2025
- CASA CLUB THE SPANISH SCHOOLEIN 33-1605835 · last filed 990-N for 2024
- CATHOLIC PARISH INITIATIVES INCEIN 92-2991879 · last filed 990 for 2025
- CENTER FOR CONTEMPORARY DOMENTATION INCEIN 87-3965276 · last filed 990-PF for 2025
- CHALLENGED PEOPLE IN MOTION INCEIN 03-0436074 · last filed 990-EZ for 2024
- CHAMBER PLAYERS OF THE GREENWICH SYMPHONY INCEIN 55-0861342 · last filed 990-EZ for 2025
- CHANTECAILLE FAMILY FOUNDATIONEIN 86-1786694 · last filed 990-PF for 2024
- CIRCULARITY PROJECT INCEIN 99-1644486 · last filed 990-EZ for 2025
- CITIZENS POLICY FORUM OF CONNECTICUTEIN 92-2533169 · last filed 990-EZ for 2025
- CLUB MANAGEMENT ASSOCIATION OF AMERICA CONNECTICUT CHAPTER INCEIN 84-3341877 · last filed 990 for 2025
- COFFEE FOR GOOD INCEIN 83-4441264 · last filed 990 for 2025
- COLLEGE HELP AND INDIVIDUAL NEEDSEIN 93-2587973 · last filed 990-N for 2025