Nonprofits in Marietta, Ohio

Nonprofits in Marietta, Ohio. Browse 341 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. Toastmasters International

    EIN 043731584 · Headquarters: Marietta, OH, US · Public & Societal Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  2. Tops Club Inc

    EIN 300878636 · Headquarters: Marietta, OH, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Treewater Initiative

    EIN 823294739 · Headquarters: Marietta, OH, US · International, Foreign Affairs & National Security · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  4. Two Rivers Trust

    EIN 992248640 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Ua 168 Building Corporation

    EIN 311407177 · Headquarters: MARIETTA, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Ua Local 168 Jatc Building Corp

    EIN 475333808 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. United Assoc of Plumbers & Pipefitters Local No 168 Apprenticeship Fund

    EIN 316050886 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. United Association of Journeymen & Apprentices of the Plumbing & Pipefitter

    EIN 314383771 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. United Brotherhood of Carpenters Local Union 356 B

    EIN 316050115 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. United Grand Imperial Council Knights of Red Cross of Constantin

    EIN 260087235 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. United States Bowling Congress Inc

    EIN 204392751 · Headquarters: Marietta, OH, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  12. United States Bowling Congress Inc

    EIN 870753920 · Headquarters: Marietta, OH, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  13. United Way of Washington County

    EIN 314389676 · Headquarters: MARIETTA, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2017 · Primary form: IRS Form 990

  14. Veritas Classical Academy Inc

    EIN 824606458 · Headquarters: MARIETTA, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Veterans of Foreign Wars-Washington 5108

    EIN 314367519 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Waddell Library Trust Fbo East Clinton

    EIN 316247517 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  17. Ward & Mary Wooddell Scholarship Tr

    EIN 316368376 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  18. Warren Twp Vol Firemens Assoc Inc

    EIN 310963270 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Warren Water & Sewer Association

    EIN 310864333 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Warren Youth Basketball Association

    EIN 813469402 · Headquarters: Marietta, OH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Wasco Inc

    EIN 310804746 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Washington County Agricultural and Mechanical Asso

    EIN 316060344 · Headquarters: MARIETTA, OH, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990

  23. Washington County Career Center Teacher Association

    EIN 311195584 · Headquarters: Marietta, OH, US · Employment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. Washington County Chapter of the Ohio Genealogical Society

    EIN 311069856 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Washington County Firefighters Association Inc

    EIN 921054699 · Headquarters: MARIETTA, OH, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Washington County Free Clinic Inc

    EIN 452512931 · Headquarters: Marietta, OH, US · Health Care · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  27. Washington County Habitat for Humanity

    EIN 311284430 · Headquarters: MARIETTA, OH, USA · Housing & Shelter · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  28. Washington County Harvest of Hope

    EIN 510569989 · Headquarters: Marietta, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Washington County Historical Society of Ohio

    EIN 316039450 · Headquarters: MARIETTA, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Washington County Homeless Project

    EIN 814373248 · Headquarters: Marietta, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. Washington County Right to Life

    EIN 311352234 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  32. Washington County Womans Home

    EIN 314381384 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  33. Washington Electric Cooperative In

    EIN 314335585 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  34. Washington School Pto

    EIN 900758354 · Headquarters: Marietta, OH, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  35. Washington State College of Ohio Foundation

    EIN 134219667 · Headquarters: MARIETTA, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. West Virginia Education Association

    EIN 550562815 · Headquarters: Marietta, OH, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  37. West Virginia Wilderness Coalition

    EIN 454359741 · Headquarters: MARIETTA, OH, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  38. Wise Representative Payee Inc

    EIN 352404198 · Headquarters: Marietta, OH, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  39. Womens Peacepower Foundation

    EIN 593546535 · Headquarters: Marietta, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Youth Explosion

    EIN 911918380 · Headquarters: Marietta, OH, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  41. Zonta International

    EIN 237147105 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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