Social Science nonprofits

Social Science nonprofits. Browse 2,567 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. Institute for Political Innovation Inc

    EIN 845104658 · Headquarters: CHICAGO, IL, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Institute for Progress

    EIN 872449729 · Headquarters: WASHINGTON, DC, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Institute for Research and Reform in Education Inc

    EIN 522165670 · Headquarters: Cincinnati, OH, USA · Social Science · Latest available filing year: 2023 · Primary form: IRS Form 990

  4. Institute for Research Middle Eastern Policy Inc

    EIN 810586523 · Headquarters: WASHINGTON, DC, USA · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. Institute for River Research International

    EIN 383172049 · Headquarters: Saugus, CA, US · Social Science · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  6. Institute for Science Education and Research Advancement Isera Inc

    EIN 452027105 · Headquarters: medford, MA, US · Social Science · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  7. Institute for Science in Medicine

    EIN 270999263 · Headquarters: Loveland, CO, US · Social Science · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  8. Institute for Social Justice Inc

    EIN 582490386 · Headquarters: Decatur, GA, US · Social Science · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  9. Institute for Social Ontology

    EIN 814107000 · Headquarters: Medford, MA, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Institute for Southern Studies Inc

    EIN 581090440 · Headquarters: Durham, NC, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Institute for State Policy Leaders

    EIN 880815255 · Headquarters: ARLINGTON, VA, USA · Social Science · Latest available filing year: 2023 · Primary form: IRS Form 990

  12. Institute for Strategic Clarity

    EIN 571164933 · Headquarters: Austin, TX, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Institute for Sustainability Education and Ecology

    EIN 931239644 · Headquarters: EUGENE, OR, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Institute for the Advancement of Science & Art of Chinese Cuisine

    EIN 113140081 · Headquarters: South Setauket, NY, US · Social Science · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  15. Institute for the American Future Inc

    EIN 454981550 · Headquarters: Destin, FL, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Institute for the Study of Asymmetric Conflict Inc

    EIN 273900268 · Headquarters: Spring Lake, NC, US · Social Science · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  17. Institute for the Study of Man Inc

    EIN 510179208 · Headquarters: Leesburg, VA, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. Institute for the Study of Natural and Cultural Resources

    EIN 943106861 · Headquarters: Berkeley, CA, US · Social Science · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  19. Institute for the Study of Security Markets

    EIN 251544585 · Headquarters: Meridian, ID, US · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Institute for the Study of Social Concerns

    EIN 942223973 · Headquarters: Berkeley, CA, US · Social Science · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  21. Institute for Transparent Policing

    EIN 851787817 · Headquarters: WILMINGTON, DE, US · Social Science · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  22. Institute for Urban Land Economics Research Incorporated

    EIN 391700439 · Headquarters: Madison, WI, US · Social Science · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  23. Institute of Biblical Economy

    EIN 861783144 · Headquarters: Knoxville, TN, US · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Institute of Japanese Studies

    EIN 953895962 · Headquarters: So Pasadena, CA, US · Social Science · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  25. Institute of Liberty Inc

    EIN 863357216 · Headquarters: WASHINGTON, DC, US · Social Science · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. Institute of Science and Technology Education

    EIN 364604909 · Headquarters: Pittsburgh, PA, US · Social Science · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  27. Institute of Science Ecology and the Environment

    EIN 830331216 · Headquarters: Wilson, WY, US · Social Science · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  28. Institute of Science Spirituality and Sustainability

    EIN 204472425 · Headquarters: Taos, NM, US · Social Science · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  29. Institute of Social Studies

    EIN 811953879 · Headquarters: Washington, DC, US · Social Science · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  30. Institute of Transpersonal Psychology Alliance

    EIN 474253637 · Headquarters: Helena, MT, US · Social Science · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  31. Institute of Women & Ethnic Studies

    EIN 721244155 · Headquarters: New Orleans, LA, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Institution Law and Security Center

    EIN 461775756 · Headquarters: Pasadena, CA, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  33. Instituto Health Sciences Career Academy

    EIN 271488618 · Headquarters: CHICAGO, IL, USA · Social Science · Latest available filing year: 2017 · Primary form: IRS Form 990

  34. Instructional Science Learning Technology& Development Foundation

    EIN 200880270 · Headquarters: Steubenville, OH, US · Social Science · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  35. Insurance Justice Project

    EIN 831153187 · Headquarters: Issaquah, WA, US · Social Science · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  36. Insyght Institute

    EIN 383040151 · Headquarters: LANSING, MI, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Int Consortium for the Ethical Development of Artificial Intel

    EIN 842440951 · Headquarters: Woodcliff Lake, NJ, US · Social Science · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  38. Integral Community Solutions Institute

    EIN 352386628 · Headquarters: Fresno, CA, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Integral Science Institue Inc

    EIN 201290124 · Headquarters: Chapel Hill, NC, US · Social Science · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  40. Integrated Behavioral Technologies Inc

    EIN 481284001 · Headquarters: BASEHOR, KS, USA · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Integrative Centers for Science and Medicine Inc

    EIN 371522829 · Headquarters: MARTINSVILLE, VA, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Integrity in Government

    EIN 882008237 · Headquarters: Alexandria, VA, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Interactive Aging Network

    EIN 133895802 · Headquarters: New York, NY, US · Social Science · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  44. Intercultural Development Research Association

    EIN 741804539 · Headquarters: SAN ANTONIO, TX, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Intercultural Studies Forum Inc

    EIN 330753279 · Headquarters: San Diego, CA, US · Social Science · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  46. Interdisciplinary Action Research Centers Inc

    EIN 813372496 · Headquarters: Hummelstown, PA, US · Social Science · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  47. Interdisciplinary Womens Study Club Inc

    EIN 934024553 · Headquarters: Massapequa, NY, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Interfaith Communities United for Justice and Peace

    EIN 260127429 · Headquarters: Los Angeles, CA, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. International Academy for Intercultural Research

    EIN 640945925 · Headquarters: Athens, NY, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. International Academy of Arts & Sci

    EIN 273748339 · Headquarters: UPPER SADDLE RIVER, NJ, USA · Social Science · Latest available filing year: 2020 · Primary form: IRS Form 990

  51. International Academy of Dispute Resolution

    EIN 352293056 · Headquarters: BARRINGTON, IL, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. International Adam Smith Society

    EIN 263370379 · Headquarters: Madison, WI, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. International Antimicrobial Council

    EIN 453270282 · Headquarters: MIDLAND, MI, USA · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  54. International Archaeology and Historical Linguistics Society

    EIN 821703174 · Headquarters: Sugar Land, TX, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. International Assn For Regression Research

    EIN 953759278 · Headquarters: San Diego, CA, USA · Social Science · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  56. International Assoc of Chinese Med Specialists & Psychologists I

    EIN 113418992 · Headquarters: Flushing, NY, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. International Association for Cross-Cultural Psychology

    EIN 261879596 · Headquarters: Orlando, FL, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. International Association for Near Death Studies Inc

    EIN 203507437 · Headquarters: North Syracuse, NY, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. International Association for Near Death Studies Inc

    EIN 462145259 · Headquarters: Durham, NC, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. International Association for Near Death Studies Inc

    EIN 462388356 · Headquarters: Tuscon, AZ, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. International Association for Perceptual Control Theory Inc

    EIN 854184111 · Headquarters: Edgartown, MA, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. International Association for Society and Natural Resources

    EIN 270061465 · Headquarters: CORVALLIS, OR, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. International Association of Autoethnography and Narrative Inqu

    EIN 843146811 · Headquarters: Chicago, IL, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. International Association of Fire Fighters

    EIN 043354200 · Headquarters: Wolfeboro, NH, US · Social Science · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  65. International Association of Islamic Psychology Incorporated

    EIN 991390808 · Headquarters: RESTON, VA, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. International Center for Growth in Connection Inc

    EIN 813880142 · Headquarters: LEXINGTON, MA, USA · Social Science · Latest available filing year: 2023 · Primary form: IRS Form 990

  67. International Centre for Globalization and Economic Researc

    EIN 463695746 · Headquarters: WEST PALM BEACH, FL, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. International Client Counseling Competit the Louis M Brown & Forrest S Mosten

    EIN 954291235 · Headquarters: LINCOLN, NE, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  69. International Commission for Labor Rights (Iclr)

    EIN 061701565 · Headquarters: BROOKLYN, NY, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. International Community Research

    EIN 821958673 · Headquarters: Meridian, ID, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. International Comparisons

    EIN 832060921 · Headquarters: Hayward, CA, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. International Confederation of Assoc for Reform of Economics Inc

    EIN 621583820 · Headquarters: Kansas City, MO, US · Social Science · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  73. International Conference on the Science of Hard Materials

    EIN 050435206 · Headquarters: Boston, MA, US · Social Science · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  74. International Consultants for Action Oriented Research & Program

    EIN 611306715 · Headquarters: Louisville, KY, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. International Council of Voluntarism Civil Society and Soci

    EIN 274849838 · Headquarters: BRADENTON, FL, US · Social Science · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  76. International Council on Korean Studies Inc

    EIN 474144572 · Headquarters: FAIRFAX, VA, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. International Economics and Finance Society

    EIN 731408300 · Headquarters: Auburn, AL, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. International Enneagram Association

    EIN 811582906 · Headquarters: Saint Paul, MN, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. International Enneagram Association

    EIN 811611925 · Headquarters: Marshall, MI, US · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. International Enneagram Association

    EIN 811617794 · Headquarters: Hill City, MN, US · Social Science · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  81. International Enneagram Association

    EIN 811618679 · Headquarters: Westminster, CO, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. International Enneagram Association

    EIN 821656136 · Headquarters: Decatur, GA, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. International Enneagram Association

    EIN 825065215 · Headquarters: Warrenton, VA, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. International Enneagram Association Inc

    EIN 770392325 · Headquarters: CINCINNATI, OH, USA · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. International Foundation for Research in Experimental Economics

    EIN 860879713 · Headquarters: TUCSON, AZ, USA · Social Science · Latest available filing year: 2021 · Primary form: IRS Form 990

  86. International Foundation for Valuing Impacts Inc

    EIN 883171997 · Headquarters: DOVER, DE, USA · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. International Foundation of Science & Technology Inc

    EIN 204829965 · Headquarters: Old Tappan, NJ, US · Social Science · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  88. International Freedom Educational Foundation Inc

    EIN 300144364 · Headquarters: Mc Lean, VA, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. International Futures Forum - Us

    EIN 272530069 · Headquarters: Carlsbad, CA, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. International Institute for Sustainable Transportation

    EIN 272031888 · Headquarters: Santa Cruz, CA, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. International Law Association - American Branch

    EIN 136167151 · Headquarters: WASHINGTON, DC, USA · Social Science · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  92. International Listening Association

    EIN 411409790 · Headquarters: BELLE PLAINE, MN, USA · Social Science · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  93. International Mandela Effect Conference Inc

    EIN 850884013 · Headquarters: Branford, CT, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. International Network for Economic Method Inc

    EIN 273954550 · Headquarters: DURHAM, NC, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. International Ornithologists Union

    EIN 472490986 · Headquarters: Norman, OK, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. International Police Sciences Association

    EIN 463909969 · Headquarters: KATY, TX, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. International Political Economy Society

    EIN 263991417 · Headquarters: New Haven, CT, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. International Psychoanalytical Association Fund (Delaware)

    EIN 043392655 · Headquarters: COASTAL HWY LEWES, DE, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. International Qajar Studies Association Inc

    EIN 912144323 · Headquarters: Cupertino, CA, US · Social Science · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  100. International Research Center Inc

    EIN 113387852 · Headquarters: BROOKLYN, NY, US · Social Science · Latest available filing year: 2007 · Primary form: IRS Form 990-N

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