Nonprofits in COS COB, CT
67 tax-exempt organizations with a return on IRS file.
Largest nonprofits in COS COB by revenue
- GREENWICH WATER CLUB INC EIN 20-1379604 · last filed 990 for 2025 · revenue $10,039,381
- KIDS IN CRISIS INC EIN 06-1027885 · last filed 990 for 2025 · revenue $7,695,766
- NEW CANAAN WINTER CLUB INC EIN 06-0726034 · last filed 990 for 2025 · revenue $4,397,460
- GREENWICH HISTORICAL SOCIETY INC EIN 06-6036049 · last filed 990 for 2025 · revenue $3,744,249
- GLOBAL PEHT CORP EIN 81-2175815 · last filed 990 for 2025 · revenue $1,950,461
- GREENWICH ADULT DAY CARE INC EIN 06-1066787 · last filed 990 for 2025 · revenue $1,927,224
- BRIDGES SCHOOL EARLY CHILDHOODPROGRAM INC EIN 20-4863924 · last filed 990 for 2025 · revenue $1,790,911
- HISTORIC PROPERTIES OF GREENWICH INC EIN 82-5033533 · last filed 990 for 2024 · revenue $908,416
- GREENWICH BOTANICAL CENTER INC EIN 06-6068606 · last filed 990 for 2025 · revenue $820,650
- COS COB REVOLVER & RIFLE CLUB INCORPORATED EIN 06-6052196 · last filed 990 for 2024 · revenue $268,898
All nonprofits in COS COB, A–Z
- AJ DIMASI FOUNDATION INCEIN 99-1191027 · last filed 990-N for 2025
- ANIMAL RIGHTS ALLIANCE INCEIN 22-2882521 · last filed 990-N for 2025
- BETA-SPECTRIN 1 SPTBN1 FOUNDATION INCEIN 92-0518592 · last filed 990-N for 2025
- BOYD FAMILY FOUNDATIONEIN 20-3480314 · last filed 990-PF for 2025
- BRIDGES SCHOOL EARLY CHILDHOODPROGRAM INCEIN 20-4863924 · last filed 990 for 2025
- BURLESON INSTITUTE INCEIN 80-0940439 · last filed 990-N for 2025
- CARDINAL PLAYERS CLUB INCEIN 83-4218094 · last filed 990-N for 2024
- CARDINALS GIRLS LACROSSE BOOSTER CLUB INCEIN 82-3207119 · last filed 990-N for 2025
- CARDINALS LACROSSE CLUB INCEIN 47-5139771 · last filed 990-N for 2024
- CHILDRENS CENTER OF COS COB INCEIN 06-1335265 · last filed 990 for 2025
- CHRIS RURAK FOUNDATION INCEIN 86-3806956 · last filed 990-EZ for 2025
- COALITION TO MODIFY NOTA INCEIN 93-1371867 · last filed 990-N for 2025
- CONSORTIUM OF EASTERN REGIONAL THEATRES INCEIN 46-2777460 · last filed 990-N for 2024
- COS COB CRUSHERS INCEIN 46-3623533 · last filed 990-N for 2025
- COS COB REVOLVER & RIFLE CLUB INCORPORATEDEIN 06-6052196 · last filed 990 for 2024
- COS COB VOLUNTEER FIRE COMPANY NO 1 INCORPORATEDEIN 06-6064017 · last filed 990-EZ for 2024
- COS COB VOLUNTEER SERVICES FOUNDATION INCEIN 06-1214831 · last filed 990 for 2024
- DAVID AND MARGUERITE REISFELD FOUNDATION INCEIN 22-2192164 · last filed 990-PF for 2025
- DIAMOND HILL COMMUNITY SERVICE CORPORATIONEIN 22-2597140 · last filed 990-EZ for 2026
- EMILY CATHERINE FEDORKO FOUNDATIONEIN 47-1538908 · last filed 990-N for 2025
- FILIPINO AMATEUR LEAGUE IN CONNECTICUT INCEIN 27-0858439 · last filed 990-EZ for 2025
- FRIENDS OF GREENWICH CREW INCEIN 80-0142507 · last filed 990 for 2025
- GHS CHORUS BOOSTERS INCEIN 39-3933419 · last filed 990-N for 2025
- GHS SCIENCE RESEARCH BOOSTEREIN 42-2055817 · last filed 990-N for 2025
- GLOBAL PEHT CORPEIN 81-2175815 · last filed 990 for 2025
- GREENWICH ADULT DAY CARE INCEIN 06-1066787 · last filed 990 for 2025
- GREENWICH ADULT DAY CARE TRUST FUNDEIN 22-2894544 · last filed 990 for 2025
- GREENWICH BOTANICAL CENTER INCEIN 06-6068606 · last filed 990 for 2025
- GREENWICH COMMUNITY FOUNDATIONEIN 99-4149462 · last filed 990-N for 2025
- GREENWICH COMMUNITY PROJECTS FUND INCEIN 22-3092506 · last filed 990 for 2025
- GREENWICH HIGH SCHOOL SPORTS FOUNDATION INCEIN 30-0177313 · last filed 990-N for 2025
- GREENWICH HISTORICAL SOCIETY INCEIN 06-6036049 · last filed 990 for 2025
- GREENWICH HORSENECK CLUB INCEIN 06-1341763 · last filed 990-N for 2025
- GREENWICH PROPERTY OWNERS ASSOCIATION INCEIN 46-5667347 · last filed 990-N for 2025
- GREENWICH WATER CLUB INCEIN 20-1379604 · last filed 990 for 2025
- GREENWITCH OPERA INCEIN 99-4678247 · last filed 990-N for 2024
- GW FOUNDATION TREIN 06-6469925 · last filed 990-PF for 2025
- HARNESS ALL POSSIBILITIES INCEIN 81-4511699 · last filed 990-N for 2025
- HATS4HEALING CORPEIN 88-2933947 · last filed 990-N for 2023
- HEART OF MARY SCHOOL INCEIN 54-2082391 · last filed 990-N for 2025
- HISTORIC PROPERTIES OF GREENWICH INCEIN 82-5033533 · last filed 990 for 2024
- HOPPER BELMONT FOUNDATION INCEIN 84-3556580 · last filed 990-EZ for 2025
- JAMES AND CHANTAL SHERIDAN FOUNDATIONEIN 13-3933347 · last filed 990-PF for 2024
- JAMES AND MELISSA OSHAUGHNESSY FAMILY FOUNDATIONEIN 87-2949314 · last filed 990-PF for 2025
- KIDS FOR CASA BUNA INCEIN 33-2277651 · last filed 990-N for 2025
- KIDS IN CRISIS INCEIN 06-1027885 · last filed 990 for 2025
- LEAH & SOPHIA FUTURE FOUNDATIONEIN 88-3205825 · last filed 990-PF for 2025
- MANGOLD MUSIC FOUNDATIONEIN 45-4483497 · last filed 990-N for 2025
- MORRYS BIG IDEA INCEIN 99-4000061 · last filed 990-N for 2025
- NALEWAJEK FAMILY FOUNDATION INCEIN 06-1501851 · last filed 990-PF for 2025
- NEW CANAAN WINTER CLUB INCEIN 06-0726034 · last filed 990 for 2025
- OLD STONE BRIDGE PROPERTY OWNERS ASSOCIATIONEIN 06-1031492 · last filed 990 for 2026
- PTSA CONNECTICUT CONGRESSEIN 51-0202170 · last filed 990 for 2025
- REKHTA AMERICAS INCEIN 83-1083624 · last filed 990-PF for 2024
- ROBERT AND NANCY FAMILY FOUNDATION INCEIN 93-4805181 · last filed 990-PF for 2024
- THE COLLEGE VOTER INCEIN 85-1543671 · last filed 990-N for 2025
- THE COS COB FIRE POLICE PATROL INCORPORATEDEIN 06-1211165 · last filed 990-EZ for 2025
- THE GREENWICH ROTARY FOUNDATIONEIN 06-6082823 · last filed 990 for 2026
- THE GROSSMAN FAMILY FOUNDATIONEIN 26-3919092 · last filed 990-PF for 2024
- THE MIANUS RIVER BOAT & YACHT CLUB INCEIN 06-1284766 · last filed 990 for 2024
- THE@OCEAN VIEW FOUNDATION INCEIN 22-3636378 · last filed 990-PF for 2026
- THE VERVANE FOUNDATION INCEIN 22-3256829 · last filed 990-PF for 2024
- UNDIES PROJECT INCEIN 81-4243048 · last filed 990-EZ for 2025
- UTILITY WORKERS UNION OF AMERICA AFL-CIOEIN 06-6046057 · last filed 990-N for 2025
- VAN NEST RECREATION CENTER INCEIN 13-1735504 · last filed 990-N for 2025
- VETERANS OF FOREIGN WARS OF THE UNITED STATES DEPT OF CONNECTICUTEIN 23-7124442 · last filed 990-N for 2025
- ZET FOUNDATIONEIN 20-5819853 · last filed 990-PF for 2024