Nonprofits in Harwinton, Connecticut

Nonprofits in Harwinton, Connecticut. Browse 39 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

  1. Alliance for Collaborative Equity Inc

    EIN 834509841 · Headquarters: Harwinton, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  2. American Legion

    EIN 066107499 · Headquarters: Harwinton, CT, US · Public & Societal Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  3. American Legion

    EIN 066107579 · Headquarters: Harwinton, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Amvets

    EIN 020689086 · Headquarters: Harwinton, CT, US · Public & Societal Benefit · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  5. Bronc Callahan Community Fund Inc

    EIN 061452243 · Headquarters: Harwinton, CT, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Concerned Citizens for Humanity

    EIN 223080063 · Headquarters: Harwinton, CT, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  7. Cross Cultural Academy of Arts and Technology Inc

    EIN 205100781 · Headquarters: HARWINTON, CT, US · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  8. Federated Garden Clubs of Connecticut Inc

    EIN 431974711 · Headquarters: Harwinton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Gfwc the Harwinton Womans Club Inc

    EIN 061429283 · Headquarters: Harwinton, CT, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Harwinton Agricultural Fair

    EIN 222505393 · Headquarters: HARWINTON, CT, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990

  11. Harwinton Ambulance Association Inc

    EIN 222533821 · Headquarters: HARWINTON, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Harwinton Consolidated Pto

    EIN 061429768 · Headquarters: HARWINTON, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Harwinton Historical Society Inc

    EIN 237207703 · Headquarters: Harwinton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Harwinton Land Conservation Trust Inc

    EIN 237298286 · Headquarters: Harwinton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Harwinton Library Friends Inc

    EIN 061164566 · Headquarters: Harwinton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Harwinton Volunteer Fire Department Incorporation

    EIN 061290332 · Headquarters: Harwinton, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  17. Harwinton West Side Volunteer Fire Co Inc

    EIN 061135268 · Headquarters: HARWINTON, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. High Riders Snowmobile Club Inc

    EIN 461296413 · Headquarters: HARWINTON, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2023 · Primary form: IRS Form 990

  19. Hope for Fallen Leaves Inc

    EIN 383852253 · Headquarters: HARWINTON, CT, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  20. Hysa Inc

    EIN 061267536 · Headquarters: HARWINTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. International Association of Lions Clubs

    EIN 237317155 · Headquarters: HARWINTON, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Kingdom Game Club Inc

    EIN 061468309 · Headquarters: Harwinton, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. La Leche League International Inc

    EIN 060955190 · Headquarters: Harwinton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. La Leche League International Inc

    EIN 061613013 · Headquarters: Harwinton, CT, US · Health Care · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  25. La Leche League International Inc

    EIN 472222669 · Headquarters: Harwinton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Litchfield Hills Camera Club Inc

    EIN 061380065 · Headquarters: Harwinton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Love for Meow Inc

    EIN 934770740 · Headquarters: Harwinton, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Northwest Connecticut Sportsmans Land Trust Inc

    EIN 844439650 · Headquarters: HARWINTON, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Region 6 American Quarter Horse Affiliates

    EIN 020501423 · Headquarters: HARWINTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Savoy Gives Foundation

    EIN 884190672 · Headquarters: Harwinton, CT, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Sbf Animal Rescue Inc

    EIN 472058465 · Headquarters: Harwinton, CT, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Sons of Union Veterans of the Civil War

    EIN 371848823 · Headquarters: HARWINTON, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Soul Anchor Foundation

    EIN 836400870 · Headquarters: HARWINTON, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  34. Steven Sylvester Scholarship Fund

    EIN 843023709 · Headquarters: HARWINTON, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. The Connecticut Trail Rides Association Inc

    EIN 263868419 · Headquarters: HARWINTON, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. The Friends Room Inc

    EIN 920438132 · Headquarters: HARWINTON, CT, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Theodore a Hungerford Memorial Museum Association Incorporated

    EIN 060883256 · Headquarters: Harwinton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Torrington Area Families for Autism Inc

    EIN 842121748 · Headquarters: Harwinton, CT, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Yale Club of Northwestern Connecticut Inc

    EIN 061045553 · Headquarters: HARWINTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ