Nonprofits in OLD SAYBROOK, CT
90 tax-exempt organizations with a return on IRS file.
- AAUW LOWER CONNECTICUT VALLEY EDUCATION AND SCHOLARSHIP PROGRAMEIN 93-2178427 · last filed 990-EZ for 2026
- ACCESS NAVIGATION INCEIN 92-1655235 · last filed 990-N for 2024
- ACTON PUBLIC LIBRARY FOUNDATIONEIN 33-2748437 · last filed 990-N for 2024
- AMERICAN ASSOCIATION OF UNIVERSITY WOMENEIN 22-2510054 · last filed 990-N for 2025
- AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEESEIN 22-3885123 · last filed 990-N for 2024
- AMERICAN LEGIONEIN 06-0934732 · last filed 990-EZ for 2025
- ANCIENT FREE & ACCEPTED MASONS OF CONNECTICUTEIN 23-7131464 · last filed 990-N for 2024
- A SACRED PLACE INCEIN 56-2373960 · last filed 990-N for 2025
- BULKELEY HIGH SCHOOL ATHLETIC HALL OF FAME CORPORATIONEIN 85-3684311 · last filed 990-N for 2025
- CARLEY CUNNIFF PETER S DIXON MD FOUNDATIONEIN 90-0287855 · last filed 990 for 2024
- CHESTNUT HILL CONCERTS INCEIN 06-0861365 · last filed 990-EZ for 2024
- CHILDRENS TREE MONTESSORI INCEIN 46-0815277 · last filed 990 for 2025
- COLOSSUS PROJECT INCEIN 92-2421997 · last filed 990-N for 2025
- COLUMBIETTES INCORPORATEDEIN 51-0246661 · last filed 990-N for 2025
- COMMON GOOD GARDENS INCEIN 45-2853069 · last filed 990-N for 2025
- CONNECTICUT BUS ASSOCIATIONEIN 06-6048548 · last filed 990-N for 2025
- CONNECTICUT CANCER FOUNDATION INCEIN 06-1240574 · last filed 990 for 2025
- CONNECTICUT CLEAN WATERWAYS PROJECT INCEIN 88-0714938 · last filed 990-N for 2024
- CONNECTICUT EDUCATION ASSOCIATIONEIN 23-7106742 · last filed 990-N for 2024
- CONNECTICUT LODGING ASSOCIATION INCEIN 06-0901312 · last filed 990-EZ for 2025
- CONNECTICUT OPERATORS OF SCHOOL TRANSPORTATION ASSOCIATIONEIN 06-1061061 · last filed 990 for 2025
- CONNECTICUT PACKAGE STORES ASSOCIATION INCEIN 06-0675906 · last filed 990 for 2024
- CONNECTICUT PSYCHOLOGICALEIN 06-0919890 · last filed 990-EZ for 2024
- CONNECTICUT PSYCHOLOGICAL FOUNDATION INCEIN 51-0430825 · last filed 990-N for 2024
- CONNECTICUT SMALL BRAND COUNCILEIN 45-5392523 · last filed 990-N for 2025
- CONNECTICUT TOURISM COALITION INCEIN 81-1507947 · last filed 990-EZ for 2025
- CYPRESS CEMETARY ASSOCIATION INCEIN 06-6044303 · last filed 990-N for 2025
- DAVID O DONNELL SCHOLARSHIPEIN 92-0711302 · last filed 990-N for 2025
- EASTGATE OUTREACH INCEIN 83-2090361 · last filed 990-PF for 2025
- ELDERLY HOUSING DEVELOPMENT CORP OF OLD SAYBROOKEIN 22-2757384 · last filed 990 for 2025
- EMILY HARVEY FOUNDATIONEIN 20-1136424 · last filed 990-PF for 2024
- EMMANUEL BAPTIST CHURCHEIN 06-1083323
- ESTUARY COUNCIL OF SENIORS INCEIN 06-0919178 · last filed 990 for 2025
- FEDERATED GARDEN CLUBS OF CONNECTICUT INCEIN 06-6084108 · last filed 990-N for 2024
- FENWICK YACHT CLUB INCEIN 20-1065401 · last filed 990-N for 2024
- FOR CORVETTES ONLY INCEIN 16-1774531 · last filed 990-N for 2024
- FRIENDS OF NORTH COVEEIN 83-3628780 · last filed 990-N for 2025
- FRIENDS OF THE ACTON LIBRARYEIN 06-1036280 · last filed 990-N for 2025
- GLORIAN PUBLISHING INCEIN 30-0335130 · last filed 990 for 2025
- GRADUATION NIGHT INCEIN 06-1548495 · last filed 990-N for 2024
- INFINITE POSSIBILITIES CTEIN 92-2464668 · last filed 990-EZ for 2024
- INTERNATIONAL ASSOCIATION OF LIONS CLUBSEIN 06-6068999 · last filed 990-N for 2025
- INTERNATIONAL EXECUTIVE RESOURCES GROUP INCEIN 14-1881011 · last filed 990-EZ for 2025
- KATE FOUNDATION FOR RETT SYNDROME RESEARCH INCEIN 27-1218153 · last filed 990-EZ for 2024
- KNIGHTS OF COLUMBUSEIN 06-1043213 · last filed 990-N for 2025
- KNIGHTS OF COLUMBUSEIN 23-7541362 · last filed 990-N for 2025
- LIFE OF GIVING CHARITYEIN 88-3204583 · last filed 990-EZ for 2025
- LITTLE LEAGUE BASEBALL INCEIN 06-1424484 · last filed 990-N for 2024
- LYNDE POINT LAND TRUST INCEIN 22-3130872 · last filed 990-N for 2024
- MARITIME EDUCATION NETWORKEIN 06-1561439 · last filed 990-N for 2024
- M A T S FOUNDATION INCEIN 92-2396166 · last filed 990-N for 2024
- MORROW FAMILY FOUNDATION INCEIN 39-2933194 · last filed 990-PF for 2025
- MSW FOOTBALL CLUB INCEIN 26-3658467 · last filed 990-N for 2025
- MY TRANSGENDER NATION INCEIN 87-3368301 · last filed 990-N for 2023
- NEW HAVEN RAILROAD HISTORICAL & TECHNICAL ASSOCIATION INCORPORATEDEIN 63-0693871 · last filed 990-EZ for 2024
- NEWSTEAD FOUNDATIONEIN 22-6054885 · last filed 990-PF for 2025
- NORTH COVE YACHT CLUB INCEIN 06-0866981 · last filed 990 for 2025
- OLD SAYBROOK AMBULANCE ASSOCIATION INCEIN 23-7396898 · last filed 990 for 2025
- OLD SAYBROOK BASKETBALL CLUB INCEIN 82-1064960 · last filed 990-N for 2025
- OLD SAYBROOK CHAMBER FOUNDATION INCEIN 86-3094895 · last filed 990-N for 2025
- OLD SAYBROOK CHAMBER OF COMMERCE INCORPORATEDEIN 06-0846200 · last filed 990 for 2024
- OLD SAYBROOK COASTAL RESILIENCE COALITION INCEIN 92-2947323 · last filed 990-N for 2025
- OLD SAYBROOK EDUCATION FOUNDATION INCEIN 06-1486846 · last filed 990-N for 2025
- OLD SAYBROOK FIRE COMPANY NO 1 INCEIN 06-1009393 · last filed 990 for 2025
- OLD SAYBROOK HIGH SCHOOL RAM BOOSTERS ATHLETIC CLUB INCEIN 81-5210360 · last filed 990-N for 2024
- OLD SAYBROOK HISTORICAL SOCIETY INCEIN 06-1013438 · last filed 990 for 2025
- OLD SAYBROOK LAND TRUST INCEIN 06-1487669 · last filed 990 for 2025
- OLD SAYBROOK LIONS FOUNDATION INCEIN 84-4993597 · last filed 990-N for 2025
- OLD SAYBROOK MIDDLE SCHOOL PARENT TEACHER ORGANIZATIONEIN 81-1923365 · last filed 990-N for 2024
- OLD SAYBROOK RIVERSIDE CEMETERY ASSOCIATION INCORPORATEDEIN 06-6038363 · last filed 990-EZ for 2024
- OLD SAYBROOK ROTARY FOUNDATION INCEIN 06-1165494 · last filed 990 for 2026
- OLD SAYBROOK SENIOR HOUSING INCORPORATEDEIN 06-1009394 · last filed 990 for 2025
- OLD SAYBROOK YOUTH FOOTBALL ACTIVITIES LEAGUE INCEIN 22-2959428 · last filed 990-N for 2025
- OTTER COVE ASSOCIATION INCEIN 06-6079283 · last filed 990-N for 2024
- PATRIOT GUARD RIDERS OF CT INCEIN 26-3987477 · last filed 990-EZ for 2025
- PATTACONK FISH & GAME CLUBEIN 06-1441235 · last filed 990-N for 2025
- PTSA CONNECTICUT CONGRESSEIN 80-0265439 · last filed 990-N for 2024
- ROTARY INTERNATIONALEIN 06-6063853 · last filed 990-N for 2025
- SAYBROOK COMMUNITY CHURCHEIN 06-0999528
- SCI JOINT ALLIANCE INCEIN 84-1758411 · last filed 990-N for 2025
- SUSAN ELAINE FOUNDATION INCEIN 85-3752468 · last filed 990-PF for 2025
- TEARS FROM HEAVENEIN 92-1865922 · last filed 990-EZ for 2024
- THE KATHARINE HEPBURN CULTURAL ARTS CENTER INCEIN 51-0646562 · last filed 990 for 2025
- TIBETAN AMERICAN COMMUNITY OF CONNECTICUT INCEIN 46-3278763 · last filed 990-N for 2025
- TIDEWATER INSTITUTEEIN 20-5674863 · last filed 990-N for 2024
- TOM & CLAIRE ONEIL FOUNDATIONEIN 06-6035099 · last filed 990-PF for 2023
- VFW AUXILIARY DEPARTMENT OF CONNECTICUT INCEIN 35-2340752 · last filed 990-N for 2025
- WAYNE EISENBAUM CHARITABLE FOUNDATIONEIN 20-6973232 · last filed 990-PF for 2025
- WEBSTER FAMILY FOUNDATION TREIN 06-6500933 · last filed 990-PF for 2025
- YALE CLUB OF BOSTONEIN 04-6071334 · last filed 990-EZ for 2025