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. National Fenton Glass Society Inc

    EIN 311344295 · Headquarters: MARIETTA, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. Newport Community Committee

    EIN 992591985 · Headquarters: MARIETTA, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. O'neill Senior Center Inc

    EIN 311172529 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Oak Grove Christian School

    EIN 465158980 · Headquarters: Marietta, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Oak Grove Volunteer Fire and Rescue Inc

    EIN 311310940 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Off Camber Jeep Club

    EIN 994400994 · Headquarters: Marietta, OH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Ohio Beta Rho Realty Company

    EIN 310049577 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Ohio Polio Network

    EIN 311213592 · Headquarters: Marietta, OH, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Ohio River Sternwheel Festival Inc

    EIN 311005854 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Ohio Rural Development Alliance Inc

    EIN 821542874 · Headquarters: MARIETTA, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Ohio State Plumbers & Pipefitters Health and Welfare Fund

    EIN 237169770 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Ohio State University

    EIN 270175215 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Ohio State University

    EIN 413454254 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Ohio State University

    EIN 450581085 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Ohio State University

    EIN 611545811 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. Ohio State University

    EIN 821777074 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Ohio State University

    EIN 822000316 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Ohio State University

    EIN 822002984 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Ohio State University

    EIN 822223967 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  20. Ohio State University

    EIN 822421931 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Ohio State University

    EIN 822486856 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Ohio State University

    EIN 843693572 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  23. Ohio State University

    EIN 844409476 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Ohio State University

    EIN 990831123 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Ohio State University

    EIN 990865550 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Ohio Valley Regional Central Service Materials Management Assoc

    EIN 341850163 · Headquarters: MARIETTA, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  27. Operation Give a Veteran a Car Inc

    EIN 822225911 · Headquarters: MARIETTA, OH, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  28. Order of the Eastern Star of Ohio

    EIN 311083617 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Order of the Eastern Star of Ohio

    EIN 316033363 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. Order of the White Shrine of Jerusalem

    EIN 237513991 · Headquarters: Marietta, OH, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  31. Parents and Friends of the Hearing Impaired Inc

    EIN 310972365 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Peoples Bank Foundation

    EIN 300222364 · Headquarters: MARIETTA, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  33. Pioneer Children's Consortium

    EIN 311220340 · Headquarters: MARIETTA, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  34. Pioneer Preschool

    EIN 310653639 · Headquarters: MARIETTA, OH, USA · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  35. Plastics Employees Recreation Club

    EIN 316036542 · Headquarters: MARIETTA, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  36. Poor & Indigent Peoples Care Trust

    EIN 311113405 · Headquarters: MARIETTA, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Potters Hands

    EIN 264803981 · Headquarters: Marietta, OH, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  38. Project Families

    EIN 311281771 · Headquarters: Marietta, OH, US · Human Services · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  39. Psi Chi the National Honor Society in Psychology

    EIN 521269176 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Psi Chi the National Honor Society in Psychology

    EIN 521269178 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Pta Ohio Congress

    EIN 237250122 · Headquarters: Marietta, OH, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  42. Putnam Community Water Corporation

    EIN 310649106 · Headquarters: MARIETTA, OH, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Putnam Pto

    EIN 450579576 · Headquarters: Marietta, OH, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  44. Ratemygov

    EIN 861295048 · Headquarters: Marietta, OH, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Regional Coalition for Ohio Valley Environmental Restoration

    EIN 311555616 · Headquarters: Marietta, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  46. Reno Garden Club

    EIN 472851164 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  47. Restore Marietta Inc

    EIN 205585487 · Headquarters: MARIETTA, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Ritton Family Foundation

    EIN 861586689 · Headquarters: MARIETTA, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  49. River Cities Symphony Orchestra Ohio Inc

    EIN 823803131 · Headquarters: Marietta, OH, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. River City Farmers Market

    EIN 311766212 · Headquarters: Marietta, OH, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. River Valley Mountain Bike Association

    EIN 208272965 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  52. Riverview Cemetery Association

    EIN 550433915 · Headquarters: MARIETTA, OH, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  53. Roberts Mildred Charitable Trust

    EIN 311433628 · Headquarters: MARIETTA, OH, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  54. Rotary International

    EIN 311332100 · Headquarters: MARIETTA, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Rotary International Marietta

    EIN 316050623 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Ruth a Kiehfuss Charitable Trust Fbo

    EIN 316653779 · Headquarters: MARIETTA, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  57. Seo Youth Soccer Development

    EIN 392516622 · Headquarters: Marietta, OH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Shale Crescent USA Inc

    EIN 814474816 · Headquarters: MARIETTA, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Simmons Hubert Trust

    EIN 316264628 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  60. Sms Foundation

    EIN 341707349 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Society for Maintenance and Reliability Professionals Fnd

    EIN 208142222 · Headquarters: Marietta, OH, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  62. Society of Women Engineers

    EIN 453542802 · Headquarters: Marietta, OH, US · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  63. Southeastern Division Council for T Emplar Advancement of the Grand Co

    EIN 331305955 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Southeastern Ohio Oil & Gas Association

    EIN 311055701 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. St John Central School Foundation

    EIN 311375737 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. St John of Beverly Knights of Columbus

    EIN 237544496 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. St John's Home & School Association

    EIN 205876546 · Headquarters: MARIETTA, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. St Vincenet De Paul Society Basilica St Mary

    EIN 463479101 · Headquarters: Marietta, OH, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Suicide Awareness Alliance of Washington County

    EIN 843126878 · Headquarters: Marietta, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Sweetest Dreams Inc

    EIN 814079230 · Headquarters: Marietta, OH, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Tao Learning Institute

    EIN 833086300 · Headquarters: Marietta, OH, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. The Blues Jazz & Folk Music Society Inc

    EIN 311376374 · Headquarters: Marietta, OH, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. The Boys and Girls Club of Washington Co

    EIN 453445754 · Headquarters: MARIETTA, OH, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. The Broughton Foundation C/o George W Broughton Chairman

    EIN 311328628 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  75. The Castle Museum

    EIN 851961999 · Headquarters: MARIETTA, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. The Harmar Community Center

    EIN 383816830 · Headquarters: MARIETTA, OH, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  77. The Hippodrome-colony Historical Theatre Association

    EIN 311753696 · Headquarters: MARIETTA, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. The Historic Harmar Bridge Company

    EIN 311090408 · Headquarters: MARIETTA, OH, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. The Love Foundation

    EIN 311803754 · Headquarters: MARIETTA, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2013 · Primary form: IRS Form 990-PF

  80. The Marietta Tiger Athletic Booster Club

    EIN 310898936 · Headquarters: Marietta, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. The Ohio State University

    EIN 113790543 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. The Ohio State University

    EIN 261455672 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  83. The Ohio State University

    EIN 261456112 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. The Ohio State University

    EIN 261983293 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  85. The Ohio State University

    EIN 262069390 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. The Ohio State University

    EIN 311307123 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. The Ohio State University

    EIN 320222684 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. The Ohio State University

    EIN 352316429 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  89. The Ohio State University

    EIN 680662806 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  90. The Ohio State University

    EIN 753059603 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. The Ohio State University

    EIN 753260316 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  92. The Ohio State University

    EIN 800587052 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. The Ohio State University

    EIN 810663370 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. The Ohio State University

    EIN 822940707 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. The Ohio State University

    EIN 824328298 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. The Ohio State University

    EIN 824794251 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. The Ohio State University

    EIN 881693062 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. The Right Path for Washington County Inc

    EIN 364618751 · Headquarters: Marietta, OH, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. The Rudolph John and Lori Lehman Foundation Inc

    EIN 274842815 · Headquarters: MARIETTA, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  100. Tibetan Temple Dharma Center

    EIN 201333544 · Headquarters: Marietta, OH, US · Religion Related · Latest available filing year: 2008 · Primary form: IRS Form 990-N

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