Nonprofits in Ohio

Nonprofits in Ohio. Browse 89,326 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. International Society for Genetic Eye Disease

    EIN 300065906 · Headquarters: PEPPER PIKE, OH, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. International Society for Mechanical Circulatory Support Inc

    EIN 832360058 · Headquarters: Columbus, OH, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. International Society for Plastination

    EIN 394906001 · Headquarters: BOWLING GREEN, OH, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  4. International Society for Research on Aggression

    EIN 237268264 · Headquarters: BOWLING GREEN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  5. International Society for the Science of Existential Psychology

    EIN 844332795 · Headquarters: LAKEWOOD, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. International Society for the Scientific Study of Subjectivity

    EIN 431529680 · Headquarters: HUDSON, OH, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. International Society for Viruses of Microorganisms

    EIN 800762532 · Headquarters: Mansfield, OH, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. International Society for Zinc Biology

    EIN 262740744 · Headquarters: Athens, OH, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. International Society of Automation

    EIN 316064190 · Headquarters: Upper Arlington, OH, US · Science & Technology · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  10. International Society of Automation

    EIN 346559258 · Headquarters: AKRON, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. International Society of Certified Employee Benefit Specialists Inc

    EIN 311147675 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. International Society of Certified Employee Benefit Specialists Inc

    EIN 341661031 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. International Society of Explosives Engineers

    EIN 550566167 · Headquarters: WARRENSVILLE HEIGHTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  14. International Society of Family History Writers and Editors

    EIN 262970491 · Headquarters: Olmsted Falls, OH, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  15. International Society of Motor Control

    EIN 010691288 · Headquarters: CINCINNATI, OH, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. International Society of Rna Nanotechnology and Nanomedicine

    EIN 815297118 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. International Space 1999 Alliance Incorporated

    EIN 311075709 · Headquarters: New London, OH, US · Science & Technology · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  18. International Statistical Engineering Association Inc

    EIN 831156414 · Headquarters: Loveland, OH, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. International Stroke Genetics Consortium Foundation

    EIN 475554651 · Headquarters: Cincinnati, OH, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. International Student Services Association Inc

    EIN 850787797 · Headquarters: Highland Hts, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. International Sun Do Association

    EIN 061327905 · Headquarters: CINCINNATI, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. International Theological World Center Inc

    EIN 460772545 · Headquarters: CLEVELAND HEIGHTS, OH, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  23. International Thriller Writers Inc

    EIN 134287988 · Headquarters: MEDINA, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990

  24. International Thyroid Eye Disease Society Inc

    EIN 262570544 · Headquarters: COLUMBUS, OH, USA · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. International Trade & Customs Broker Association Inc

    EIN 341945172 · Headquarters: Ashland, OH, US · International, Foreign Affairs & National Security · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  26. International Trade Association of Southwest Ohio

    EIN 311246916 · Headquarters: Vandalia, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  27. International Training in Communication

    EIN 316068816 · Headquarters: Westerville, OH, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  28. International Transplant Nurses Society Buckeye Chapter

    EIN 341950041 · Headquarters: BEACHWOOD, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  29. International Treatment Access for Skin Cancer Inc

    EIN 843136017 · Headquarters: Dayton, OH, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. International Turkish Statistical Association

    EIN 332127205 · Headquarters: Newark, OH, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. International Union for the Study of Social Insects

    EIN 451350485 · Headquarters: COLUMBUS, OH, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  32. International Union Lima Troy Cap Council

    EIN 344441547 · Headquarters: Lima, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. International Union of Bricklayers & Allied Craftw

    EIN 340920300 · Headquarters: Bellaire, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  34. International Union of Bricklayers & Allied Craftworkers

    EIN 340113192 · Headquarters: AUSTINTOWN, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  35. International Union of Bricklayers 16

    EIN 340079698 · Headquarters: MENTOR, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  36. International Union of Bricklayers 18 Oh Bac Local

    EIN 310224120 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  37. International Union of Bricklayers 39 Bac Local Ohio

    EIN 237184595 · Headquarters: WEST PORTSMOUTH, OH, USA · Employment · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  38. International Union of Bricklayers 5 Bac

    EIN 340113195 · Headquarters: VALLEY VIEW, OH, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  39. International Union of Bricklayers 55 BAC Ohio

    EIN 314134055 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  40. International Union of Bricklayers and Allied Craftworkers

    EIN 341363611 · Headquarters: EAST LIVERPOOL, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  41. International Union of Bricklayers Local 36

    EIN 237185057 · Headquarters: BROOKLYN HEIGHTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  42. International Union of Bricklayers Local 40

    EIN 341095553 · Headquarters: MANSFIELD, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  43. International Union of Elevator #45 ECI

    EIN 341303055 · Headquarters: Kent, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. International Union of Elevator Constructors

    EIN 340308887 · Headquarters: Cleveland, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. International Union of Elevator Constructors 37

    EIN 316050824 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. International Union of Elevator Constructors Local Union 11

    EIN 310330253 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. International Union of Elevator Constructors Union Local 44

    EIN 346555841 · Headquarters: TOLEDO, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. International Union of Glaziers Local 948

    EIN 344203546 · Headquarters: TOLEDO, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  49. International Union of Laborers 1099

    EIN 340416295 · Headquarters: CLEVELAND, OH, USA · Employment · Latest available filing year: 2020 · Primary form: IRS Form 990

  50. International Union of Operating Engineers

    EIN 340187490 · Headquarters: CLEVELAND, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  51. International Union of Painters #639

    EIN 340529765 · Headquarters: Strongsville, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  52. International Union of Painters & Allied Trades

    EIN 352303188 · Headquarters: Strongsville, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  53. International Union of Painters and Allied Trades

    EIN 203182239 · Headquarters: Strongsville, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  54. International Union of Painters and Allied Trades

    EIN 237071712 · Headquarters: Strongsville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. International Union of Painters and Allied Trades

    EIN 237071717 · Headquarters: GIRARD, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  56. International Union of Painters and Allied Trades

    EIN 310329974 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. International Union of Painters and Allied Trades

    EIN 314190275 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. International Union of Painters and Allied Trades

    EIN 316050013 · Headquarters: Portsmouth, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. International Union of Painters and Allied Trades

    EIN 340248640 · Headquarters: Strongsville, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. International Union of Painters and Allied Trades

    EIN 340308387 · Headquarters: Akron, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. International Union of Painters and Allied Trades

    EIN 340760307 · Headquarters: Akron, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. International Union of Painters and Allied Trades

    EIN 616033738 · Headquarters: CINCINNATI, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. International Union Security Police

    EIN 310535313 · Headquarters: Union, OH, US · Crime & Legal Related · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  64. International Union Security Police and Fire Professionals of America

    EIN 346608975 · Headquarters: EAST SPARTA, OH, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  65. International Union Security Police Fire Professionals of America

    EIN 346608973 · Headquarters: WARREN, OH, US · Crime & Legal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  66. International Union Toledo Area UAW-CAP Council

    EIN 237303582 · Headquarters: TOLEDO, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. International Union UAW LOCAL 1005

    EIN 340701670 · Headquarters: PARMA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  68. International Union UAW Local 1033

    EIN 346555024 · Headquarters: Forest, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. International Union UAW Local 1040

    EIN 310588842 · Headquarters: Dayton, OH, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  70. International Union UAW Local 1050

    EIN 340701003 · Headquarters: Newburgh Heights, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  71. International Union UAW Local 1112

    EIN 346598271 · Headquarters: Warren, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. International Union UAW Local 1181

    EIN 346559364 · Headquarters: Fayette, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. International Union UAW Local 12

    EIN 344269670 · Headquarters: Toledo, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. International Union UAW Local 1216

    EIN 344463120 · Headquarters: SANDUSKY, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. International Union UAW LOCAL 1250

    EIN 340749171 · Headquarters: BROOK PARK, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  76. International Union UAW Local 128

    EIN 310528318 · Headquarters: Troy, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  77. International Union UAW LOCAL 14

    EIN 344269660 · Headquarters: TOLEDO, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. International Union UAW LOCAL 1435

    EIN 346579524 · Headquarters: PERRYSBURG, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. International Union UAW LOCAL 1588

    EIN 310785099 · Headquarters: DELAWARE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. International Union UAW Local 1685

    EIN 310872008 · Headquarters: Gallipolis, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. International Union UAW Local 1686

    EIN 237188920 · Headquarters: New Lexington, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  82. International Union UAW LOCAL 1803

    EIN 237293529 · Headquarters: CAREY, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  83. International Union UAW Local 1834

    EIN 346681728 · Headquarters: Ashtabula, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. International Union UAW Local 1842

    EIN 310851976 · Headquarters: Leesburg, OH, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  85. International Union UAW Local 1889

    EIN 341184845 · Headquarters: North Baltimore, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  86. International Union UAW Local 2000

    EIN 341202524 · Headquarters: SHEFFIELD VILLAGE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. International Union UAW LOCAL 2021

    EIN 341234579 · Headquarters: TIFFIN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. International Union UAW LOCAL 2075

    EIN 341260140 · Headquarters: LIMA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. International Union UAW LOCAL 211

    EIN 344423426 · Headquarters: DEFIANCE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. International Union UAW Local 2147

    EIN 341317456 · Headquarters: Lima, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  91. International Union UAW Local 2192

    EIN 341539961 · Headquarters: Sheffield Village, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. International Union UAW Local 2213 Professional Registered Nurses

    EIN 464150754 · Headquarters: TOLEDO, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  93. International Union UAW LOCAL 2262

    EIN 341574789 · Headquarters: WILLOUGHBY, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. International Union UAW Local 2279

    EIN 341599039 · Headquarters: Delphos, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  95. International Union UAW Local 2308

    EIN 311347300 · Headquarters: Trenton, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. International Union UAW LOCAL 2391

    EIN 311649279 · Headquarters: Sidney, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. International Union UAW LOCAL 2413

    EIN 311748719 · Headquarters: GREENVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. International Union UAW Local 3045

    EIN 371478300 · Headquarters: Medina, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  99. International Union UAW LOCAL 3061

    EIN 371566796 · Headquarters: Crestline, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. International Union UAW Local 3462

    EIN 760760099 · Headquarters: COSHOCTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

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