Nonprofits in Darien, Connecticut
Nonprofits in Darien, Connecticut. Browse 263 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.
Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.
Nonprofit profiles
- Heart to Art Inc
EIN 854182293 · Headquarters: Darien, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Heimbold Foundation Inc
EIN 061188361 · Headquarters: Darien, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2021 · Primary form: IRS Form 990-PF
- Heimbold International Foundation Inc
EIN 200433737 · Headquarters: Darien, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2017 · Primary form: IRS Form 990-PF
- Henry L Farmer V Charitable Foundation
EIN 936755651 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- High Pines Foundation C/o J Murphy and M Murphy
EIN 061544971 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Honor Bound Foundation Inc
EIN 133102064 · Headquarters: DARIEN, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Improvement Through Education Inc
EIN 861968773 · Headquarters: darien, CT, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Inclusive Industries Inc
EIN 332134456 · Headquarters: DARIEN, CT, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Infusion Nurses Society Inc
EIN 061337788 · Headquarters: Darien, CT, US · Health Care · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Intergroup Association of Fairfield County Inc
EIN 384381325 · Headquarters: Darien, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Itp Foundation Inc
EIN 861064696 · Headquarters: DARIEN, CT, USA · Medical Research · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ
- Jamieson Family Foundation
EIN 061632794 · Headquarters: Darien, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-PF
- Janet Carrington Foundation
EIN 061519819 · Headquarters: Darien, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Jeffskids Inc
EIN 814340043 · Headquarters: Darien, CT, US · International, Foreign Affairs & National Security · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Joseph and Amy Gold Family Foundation
EIN 843561457 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Joseph John Devine Foundation
EIN 364604537 · Headquarters: DARIEN, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Joshua House Fund Inc
EIN 061496638 · Headquarters: Darien, CT, USA · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Jr Schoen Memorial Foundation Inc
EIN 263802270 · Headquarters: Darien, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Kestrel Trust
EIN 336636112 · Headquarters: Darien, CT, USA · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Kids ' N U Inc
EIN 133757637 · Headquarters: DARIEN, CT, USA · Crime & Legal Related · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ
- Kiwanisinternationalinc
EIN 066069270 · Headquarters: DARIEN, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Knights of Columbus
EIN 844239937 · Headquarters: Darien, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- La Leche League International Inc
EIN 812552619 · Headquarters: Darien, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Land Trust of Darien Inc
EIN 066068554 · Headquarters: DARIEN, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- League of Women Voters of Connecticut Inc
EIN 066052740 · Headquarters: Darien, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Leap
EIN 452483855 · Headquarters: DARIEN, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Level the Field Inc
EIN 823565693 · Headquarters: DARIEN, CT, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Likhana Inc
EIN 922874684 · Headquarters: Darien, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Lions Club of Darien Ct Inc
EIN 223011041 · Headquarters: DARIEN, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Lisot Sailing Foundation Inc
EIN 812660652 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Little League Baseball Inc
EIN 333032833 · Headquarters: Darien, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Louis F & Virginia C Bantle Charitable Foundation Inc
EIN 223199626 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Mad Dogs Cricket Club Inc
EIN 451029553 · Headquarters: Darien, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Masonic Club of Darien Inc A/k/a Masonic Club of the Town of Darien
EIN 060725962 · Headquarters: DARIEN, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990
- Mather Homestead Foundation
EIN 475555968 · Headquarters: DARIEN, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Mclaughlin Family Foundation
EIN 061601986 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Mechanical Music Library International
EIN 272632711 · Headquarters: Darien, CT, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Methodist Family Center Preschool
EIN 010713045 · Headquarters: Darien, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Metzger Family Foundation
EIN 571141166 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Middlesex Genealogical Society
EIN 061077879 · Headquarters: Darien, CT, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Mor Reading Inc
EIN 872760313 · Headquarters: Darien, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Myles M Beringer Foundation Inc
EIN 223722845 · Headquarters: DARIEN, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Nancy & Donald Lattimer Scholarship Fund
EIN 134022087 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- National Charitable Endowment
EIN 822958346 · Headquarters: Darien, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- National Society of the Daughters of the American Revolution
EIN 066046467 · Headquarters: Darien, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Naya Jeevan for Kids Inc
EIN 260551721 · Headquarters: DARIEN, CT, USA · International, Foreign Affairs & National Security · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ
- New Canaan Environmental Group Inc
EIN 061522243 · Headquarters: Darien, CT, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- New Canaan Society Inc
EIN 264242905 · Headquarters: Darien, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- New England Youth Symphony Corp
EIN 475417991 · Headquarters: Darien, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Noroton Heights Depot Inc
EIN 061269671 · Headquarters: DARIEN, CT, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990
- Noroton Manor Property Owners Association Inc
EIN 066066934 · Headquarters: Darien, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Noroton Sailing Foundation Inc
EIN 852278257 · Headquarters: Darien, CT, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Northeast Wisdom Inc
EIN 464065282 · Headquarters: DARIEN, CT, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- Norwalk River Rowing Endowment Tr
EIN 866649974 · Headquarters: DARIEN, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Obie Harrington - Howes Foundation Inc
EIN 133980775 · Headquarters: DARIEN, CT, USA · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ
- Organic Barrow Company
EIN 862748304 · Headquarters: Darien, CT, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ox Ridge Charitable Foundation Inc
EIN 824319855 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ox Ridge Riding and Racquet Club Inc
EIN 060482020 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Park Lane Association Inc
EIN 061391615 · Headquarters: Darien, CT, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Pear Tree Point School Foundation Inc
EIN 061451913 · Headquarters: DARIEN, CT, USA · Education · Latest available filing year: 2017 · Primary form: IRS Form 990
- Person to Person Inc
EIN 061422248 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- Phoenix Basketball Inc C/o Doug Scott
EIN 202931517 · Headquarters: DARIEN, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Piedmont Associates Inc
EIN 060725432 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Pieter and Yvette Eenkema Van Dijk Foundation
EIN 461529829 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Pinnacle Ski & Sport Club Inc
EIN 061306497 · Headquarters: Darien, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Princeton Class of 1958 Fund Inc
EIN 061614673 · Headquarters: DARIEN, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Project Amara
EIN 394739300 · Headquarters: Darien, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Re Childrens Project Inc
EIN 271377807 · Headquarters: Darien, CT, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Remote Ecologist Inc
EIN 853508580 · Headquarters: DARIEN, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Riley Family Foundation
EIN 452774866 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Robert & Diana Borman Family Charitable Foundation
EIN 261419554 · Headquarters: Darien, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Rockledge Institute Inc
EIN 066068946 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-PF
- Rotary International
EIN 066068949 · Headquarters: DARIEN, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- S E E K Safely Inc
EIN 383822169 · Headquarters: DARIEN, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sacred People Foundation Inc
EIN 464253429 · Headquarters: DARIEN, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Schaefer-phillips Foundation Inc
EIN 061601149 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Schubert Club of Fairfield County Inc
EIN 066043668 · Headquarters: Darien, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Shanahan Family Foundation
EIN 133979302 · Headquarters: DARIEN, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Shenandoah Foundation C/o Walter Berlingo and Company
EIN 223259552 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Shippan Turkey Trot Inc
EIN 461082478 · Headquarters: Darien, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ
- Silver Family Foundation C/o Walter Berlingo and Company
EIN 061532898 · Headquarters: DARIEN, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Simplifyct Inc
EIN 851504162 · Headquarters: DARIEN, CT, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990
- Society of Human Resource Management Inc
EIN 912138360 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sons of Norway
EIN 061301809 · Headquarters: Darien, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Soulthirst Inc
EIN 333185037 · Headquarters: Darien, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sound Cyclists Bicycle Club Inc
EIN 061191996 · Headquarters: DARIEN, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Southern Connecticut Alliance for Inner- City Tennis and Education Inc
EIN 451541516 · Headquarters: DARIEN, CT, USA · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- Spring Grove Cemetery Association
EIN 060545670 · Headquarters: Darien, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Giles Society for the Preservation of Historic Churches
EIN 251377180 · Headquarters: Darien, CT, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- St Pauls - Darien Trust Inc
EIN 452663036 · Headquarters: Darien, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- St Thomas More Foundation Corporation
EIN 472785168 · Headquarters: DARIEN, CT, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Stamford Sailing Foundation Inc
EIN 320684986 · Headquarters: DARIEN, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Stamford Superkings Cricket Club Inc
EIN 921547114 · Headquarters: Darien, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Stronger Than You Think Inc
EIN 992760918 · Headquarters: DARIEN, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Tai Family Foundation Inc
EIN 332344583 · Headquarters: Darien, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Taking It To The Streets Inc C/o Tracy Baumer
EIN 333390596 · Headquarters: Darien, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- TBDB Foundation Inc
EIN 471221759 · Headquarters: Darien, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-PF
- Text4realsex Inc
EIN 462212216 · Headquarters: Darien, CT, US · Religion Related · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- The Alexander Rothschild Family Fou Alexander Rothschild
EIN 332088334 · Headquarters: DARIEN, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Arrival Project
EIN 413731157 · Headquarters: Darien, CT, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N