Nonprofits in Oak Brook, Illinois

Nonprofits in Oak Brook, Illinois. Browse 668 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. Embrace Living Development

    EIN 363729609 · Headquarters: OAK BROOK, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Englewood Area Housing Inc C/o Embrace Living Communities

    EIN 363696607 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  3. Ernest C & Marion R Karras Family Foundation

    EIN 271530381 · Headquarters: OAK BROOK, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  4. Eshleman Foundation

    EIN 822176662 · Headquarters: Oak Brook, IL, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  5. Ethiopia Christian Ministries

    EIN 203585894 · Headquarters: Oak Brook, IL, US · Religion Related · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  6. Families Helping Families Foundation

    EIN 271108929 · Headquarters: OAK BROOK, IL, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  7. Far Eastern University Dr Nicanor Reyes School Of

    EIN 237171686 · Headquarters: Oak Brook, IL, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Fatima Memorial Hospital Foundation

    EIN 465732562 · Headquarters: Oak Brook, IL, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Fbi Chicago Citizens Acaedemy Alumni Association

    EIN 352798174 · Headquarters: Oak Brook, IL, US · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. First Folio Theatre

    EIN 364091752 · Headquarters: Oak Brook, IL, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990

  11. Florence DeMian Charitable Foundation Inc

    EIN 471865501 · Headquarters: Oak Brook, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  12. Flynn Foundation Inc

    EIN 650157559 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  13. Fraternal Order of Police

    EIN 363503261 · Headquarters: Oak Brook, IL, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  14. Frieden Foundation

    EIN 932292269 · Headquarters: Oak Brook, IL, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Friends of Oak Brook Public Library

    EIN 366116718 · Headquarters: Oak Brook, IL, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  16. Friends of Oak Brook Sports Core

    EIN 392854352 · Headquarters: Oak Brook, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Fujian Gongyu Business Association of USA Inc

    EIN 884125387 · Headquarters: Oak Brook, IL, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Fundacion Nueva Oportunidad Inc

    EIN 992443136 · Headquarters: Oak Brook, IL, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  19. Gerald J Kostelny and Carolyn C Kostelny Charitable Foundation

    EIN 208066926 · Headquarters: OAK BROOK, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  20. Glenview Elderly Housing Inc C/o Embrace Living Communities

    EIN 363569408 · Headquarters: OAK BROOK, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Gratiot Lake Conservancy

    EIN 364242179 · Headquarters: Oak Brook, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  22. Greater Oak Brook Chamber of Commerce

    EIN 362854635 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  23. Greater Oak Brook Chamber of Commerce Economic Development Partnership

    EIN 471557147 · Headquarters: OAK BROOK, IL, USA · Community Improvement & Capacity Building · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  24. Greater Oak Brook Chamber of Commerce Public Policy Alliance

    EIN 465444717 · Headquarters: Oak Brook, IL, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  25. Greater Palm Beaches

    EIN 592070515 · Headquarters: Oak Brook, IL, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  26. Green Pastures Ministries

    EIN 821086151 · Headquarters: Oak Brook, IL, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Greencastle of Allerton C/o Embrace Living Communities

    EIN 271954463 · Headquarters: OAK BROOK, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Greencastle of Barrington Inc C/o Embrace Living Communities

    EIN 363267264 · Headquarters: OAK BROOK, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Greencastle of Bienterra C/o Embrace Living Communities

    EIN 364126791 · Headquarters: OAK BROOK, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Greencastle of Garfield Inc C/o Embrace Living Communities

    EIN 363631071 · Headquarters: OAK BROOK, IL, USA · Housing & Shelter · Latest available filing year: 2022 · Primary form: IRS Form 990

  31. Greencastle of Loves Park C/o Embrace Living Communities

    EIN 364352754 · Headquarters: OAK BROOK, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Greencastle of Mulford C/o Embrace Living Communities

    EIN 363038261 · Headquarters: OAK BROOK, IL, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Greencastle of North Aurora Inc C/o Embrace Living Communities

    EIN 371421479 · Headquarters: OAK BROOK, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Greencastle of Palatine Inc C/o Embrace Living Communities

    EIN 363895200 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Greencastle of Sterling Inc C/o Embrace Living Communities

    EIN 364209258 · Headquarters: OAK BROOK, IL, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Greencastle of Woodlawn Inc C/o Embrace Living Communities

    EIN 363724265 · Headquarters: OAK BROOK, IL, USA · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990

  37. Guarneri Hall NFP

    EIN 825203217 · Headquarters: Oak Brook, IL, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Guru Nanak Sikh Mission of Greater Chicago

    EIN 364086852 · Headquarters: OAK BROOK, IL, USA · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990

  39. Hand in Hand USA

    EIN 371420403 · Headquarters: Oak Brook, IL, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Haque Family Foundation

    EIN 364335005 · Headquarters: OAK BROOK, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  41. Heaven on Earth Healing & Wellness Nfp

    EIN 462302096 · Headquarters: Oak Brook, IL, US · Health Care · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  42. Help the World Foundation

    EIN 364335981 · Headquarters: OAK BROOK, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  43. Heniff Cares Ltd Nfp

    EIN 822742888 · Headquarters: OAK BROOK, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  44. Hinsdale Mens Chorus Nfp

    EIN 453944225 · Headquarters: Oak Brook, IL, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  45. Homan Square Community Center Foundation C/o the Shaw Company

    EIN 364173460 · Headquarters: OAK BROOK, IL, USA · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990

  46. Huizenga Foundation

    EIN 363582536 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  47. Human Resource Association of Greater Oak Brook

    EIN 237065801 · Headquarters: Oak Brook, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Ians Place for Bereaved Parents

    EIN 854353178 · Headquarters: Oak Brook, IL, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. IHE International Inc

    EIN 272815816 · Headquarters: OAK BROOK, IL, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Illinois Alliance for Continuing Medical Education

    EIN 363989733 · Headquarters: OAK BROOK, IL, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  51. Illinois Chapter American Society of Landscape Architects

    EIN 363662663 · Headquarters: OAK BROOK, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  52. Illinois Children's Healthcare Foundation

    EIN 030503425 · Headquarters: Oak Brook, IL, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  53. Illinois Council of Trout Unlimited

    EIN 521765995 · Headquarters: OAK BROOK, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Illinois Landscape Contractors Association

    EIN 366143114 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Illinois Landscape Contractors Educational and Charitable Org

    EIN 364410559 · Headquarters: OAK BROOK, IL, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  56. Illinois Real Estate Lawyers Association

    EIN 204832320 · Headquarters: Oak Brook, IL, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  57. Illinois Registry of Interpreters for the Deaf

    EIN 521232314 · Headquarters: Oak Brook, IL, USA · Human Services · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  58. Illinois Save-a-childs Life Network

    EIN 900977524 · Headquarters: Oak Brook, IL, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  59. Illinois Transplant Fund

    EIN 474167931 · Headquarters: Oak Brook, IL, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Imlb Limited Liability Company Llc

    EIN 300750756 · Headquarters: OAK BROOK, IL, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  61. Immanuel Residences Inc C/o Embrace Living Communities

    EIN 362980780 · Headquarters: OAK BROOK, IL, USA · Housing & Shelter · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  62. Indima Foundation

    EIN 363914683 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  63. Infection Prevention & Control Foundation

    EIN 822578950 · Headquarters: Oak Brook, IL, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Institute of Real Estate Management Chapter 23

    EIN 510204248 · Headquarters: OAK BROOK, IL, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. International Association of Lions Club

    EIN 332145662 · Headquarters: Oak Brook, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  66. International Association of Lions Clubs

    EIN 061573495 · Headquarters: Oak Brook, IL, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  67. International Association of Lions Clubs

    EIN 237037662 · Headquarters: Oak Brook, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. International Association of Lions Clubs

    EIN 270824222 · Headquarters: Oak Brook, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. International Association of Lions Clubs

    EIN 311088251 · Headquarters: Oak Brook, IL, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  70. International Association of Lions Clubs

    EIN 363826498 · Headquarters: Oak Brook, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. International Association of Lions Clubs

    EIN 510214825 · Headquarters: Oak Brook, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  72. International Association of Lions Clubs

    EIN 546053236 · Headquarters: Oak Brook, IL, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  73. International Association of Lions Clubs

    EIN 800631995 · Headquarters: Oak Brook, IL, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  74. International Automotive Lithium Battery Inc

    EIN 274521966 · Headquarters: OAK BROOK, IL, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. International Strategy and Policy Institute

    EIN 363961012 · Headquarters: OAK BROOK, IL, US · International, Foreign Affairs & National Security · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  76. International Union of Operating Engineers & Pipe Line Employers H&w Fund

    EIN 237134462 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Interurban Neurosurgical Society

    EIN 364228405 · Headquarters: OAK BROOK, IL, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  78. Intl Assoc Firefighters L4646-oak Brook Associated Firefighters of Oak Brook

    EIN 261917582 · Headquarters: OAK BROOK, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Iowa Laborers Health & Welfare Fund

    EIN 420946060 · Headquarters: Oak Brook, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  80. IPurpose Ministry

    EIN 814246178 · Headquarters: Oak Brook, IL, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. Iron Workers Local 8 Welfare Fund

    EIN 390855190 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Iron Workers Regional Health & Welfare Trust

    EIN 362234288 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Iron Workers Welfare Fund

    EIN 720506999 · Headquarters: Oak Brook, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Ironworkers Local 395 Trust Fund

    EIN 356327302 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Ispiusa Nfp

    EIN 871096288 · Headquarters: OAK BROOK, IL, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Jessica Freundt Memorial Fund

    EIN 113765250 · Headquarters: Oak Brook, IL, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  87. John B Templeton Trust Foundation

    EIN 366891453 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  88. Joseph Lizzadro Family Foundation

    EIN 366047939 · Headquarters: OAK BROOK, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  89. Jvm Foundation

    EIN 845190874 · Headquarters: OAK BROOK, IL, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  90. Kenwood Area Housing Inc C/o Embrace Living Communities

    EIN 363696608 · Headquarters: OAK BROOK, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Klein Creek Business Center Association

    EIN 364243908 · Headquarters: Oak Brook, IL, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  92. Knights of Columbus

    EIN 452557023 · Headquarters: Oak Brook, IL, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  93. Kumar Foundation

    EIN 320363484 · Headquarters: OAK BROOK, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  94. Laurence E Herman Family Foundation

    EIN 262387412 · Headquarters: OAK BROOK, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  95. Liberty Commons Nfp

    EIN 834257142 · Headquarters: OAK BROOK, IL, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Life on Wheels Inc

    EIN 363559943 · Headquarters: Oak Brook, IL, US · Human Services · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  97. Lifelink Housing Corporation C/o Embrace Living Communities

    EIN 362915770 · Headquarters: OAK BROOK, IL, USA · Housing & Shelter · Latest available filing year: 2022 · Primary form: IRS Form 990

  98. Lions Clubs International

    EIN 237030455 · Headquarters: Oak Brook, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Lions Clubs International

    EIN 361263962 · Headquarters: Oak Brook, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Little League Baseball Inc

    EIN 521286665 · Headquarters: Oak Brook, IL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

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