Unknown & Unclassified nonprofits

Unknown & Unclassified nonprofits. Browse 557,756 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 Women's Policy Research

    EIN 521549572 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Institute for Workers Rights

    EIN 472684857 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  3. Institute Middle East Understanding Policy Project

    EIN 992069162 · Headquarters: Tustin, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Institute of Accounts Management Inc

    EIN 237353650 · Headquarters: WHITTIER, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Institute of Advanced Studies

    EIN 954160758 · Headquarters: TUSTIN, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Institute of Agricultural Law & Climate Change

    EIN 472459592 · Headquarters: Cerrillos, NM, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  7. Institute of American Indian Arts Foundation

    EIN 320377684 · Headquarters: SANTA FE, NM, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  8. Institute of Applied Research Inc

    EIN 431154671 · Headquarters: KIRKWOOD, MO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. Institute of Brazilian Jiu Jitsu Inc

    EIN 813606907 · Headquarters: Jacksonville, FL, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  10. Institute of Career Certification International

    EIN 680368562 · Headquarters: PRESCOTT, AZ, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  11. Institute of Certified Management Accountants Inc

    EIN 222679694 · Headquarters: MONTVALE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Institute of Certified Professional Managers

    EIN 741830078 · Headquarters: HARRISONBURG, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Institute of Certified Records Managers

    EIN 510138974 · Headquarters: ALBANY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Institute of Chinese Opera Inc

    EIN 136169149 · Headquarters: East Elmhurst, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  15. Institute of Christ-conforming Conjoint Education Discipleship &

    EIN 333924618 · Headquarters: Spartanburg, SC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Institute of Chung Hwa Buddhist Culture

    EIN 112503369 · Headquarters: ELMHURST, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Institute of Citizen Studies Inc

    EIN 852150888 · Headquarters: Astoria, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. Institute of Classical Architecture and Art Inc

    EIN 202429704 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Institute of Classical Architecture and Art Inc

    EIN 263187495 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. INSTITUTE OF CLASSICAL ARCHITECTURE AND ART North Carolina Chapter

    EIN 432071754 · Headquarters: Winston Salem, NC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  21. Institute of Classical Architecture and Art SE CH Inc

    EIN 020721244 · Headquarters: Atlanta, GA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Institute of Clean Air Companies Inc

    EIN 541087488 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  23. Institute of Cognition and Artificial Intelligence

    EIN 270682151 · Headquarters: Montclair, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Institute of Cognitive Development Inc

    EIN 751584080 · Headquarters: SAN ANGELO, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Institute of Comprehensive Family Empowerment Inc

    EIN 471738857 · Headquarters: Brooklyn, NY, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  26. Institute of Conflict Analysis Inc Dba the Museum of the Creative Process

    EIN 222584368 · Headquarters: MANCHESTER, VT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  27. Institute of Content

    EIN 332673206 · Headquarters: Closter, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Institute of Counseling Prayer

    EIN 431462983 · Headquarters: Joplin, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  29. Institute of Cultures for the Wimberley Valley Inc

    EIN 742393862 · Headquarters: WIMBERLEY, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Institute of Current World Affairs Inc

    EIN 131621044 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  31. Institute of Divine Metaphysical Research of Pomona Inc

    EIN 953792817 · Headquarters: Ontario, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  32. Institute of Diving

    EIN 591765521 · Headquarters: PANAMA CITY BEACH, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  33. Institute of Electrical and Electronics Engineers Unl

    EIN 263322890 · Headquarters: Lincoln, NE, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Institute of Environmental Sciences and Technology

    EIN 362434643 · Headquarters: SCHAUMBURG, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Institute of Feminine Arts and Sciences

    EIN 472698332 · Headquarters: Lakeport, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  36. Institute of Financial Education

    EIN 464779845 · Headquarters: Lorton, VA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  37. Institute of Food Technologists

    EIN 362136957 · Headquarters: Chicago, IL, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Institute of Food Technologists - Dixie Section

    EIN 576022893 · Headquarters: GRIFFIN, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Institute of General Semantics

    EIN 060646682 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Institute of Governmental Advocates

    EIN 237439983 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. Institute of Hazardous Materials Management

    EIN 521375444 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Institute of Heating and Air Conditioning Industries Inc

    EIN 956092523 · Headquarters: GLENDALE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Institute of Hope for Excellency Inc

    EIN 464185231 · Headquarters: COTTAGEVILLE, SC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  44. Institute of Human Origins

    EIN 942799109 · Headquarters: PHOENIX, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  45. Institute of Industrial & Systems Engineers at Oh State Chapter 885

    EIN 310884450 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Institute of Industrial and Systems Engineer

    EIN 226071190 · Headquarters: Moorestown, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Institute of Industrial and Systems Engineers

    EIN 813776773 · Headquarters: Tallahassee, FL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  48. Institute of Industrial and Systems Engineers Famu-fsu Student Chpt

    EIN 413781030 · Headquarters: Tallahassee, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Institute of Industrial and Systems Engineers Inc

    EIN 131926850 · Headquarters: Norcross, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Institute of Industrial and Systems Engineers Inc

    EIN 510155688 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  51. Institute of Industrial and Systems Engineers Inc

    EIN 815181106 · Headquarters: Urbana, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Institute of Industrial and Systems Engineers Inc

    EIN 843999805 · Headquarters: Anderson, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Institute of Industrial and Systems Engineers South Texas Chapter

    EIN 922284381 · Headquarters: San Antonio, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Institute of Industrial and Systems Engineers-greater Miami Chapter

    EIN 384129565 · Headquarters: Miami, FL, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  55. Institute of Industrial Engineers I Nc

    EIN 316048727 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Institute of Industrial Engineers Inc

    EIN 066061884 · Headquarters: Hamden, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Institute of Industrial Engineers Inc

    EIN 116035433 · Headquarters: Hempstead, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Institute of Industrial Engineers Inc

    EIN 166062524 · Headquarters: ROCHESTER, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  59. Institute of Industrial Engineers Inc

    EIN 236390956 · Headquarters: Mechanicsburg, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  60. Institute of Industrial Engineers Inc

    EIN 236414288 · Headquarters: mohnton, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Institute of Industrial Engineers Inc

    EIN 237099585 · Headquarters: Shallotte, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Institute of Industrial Engineers Inc

    EIN 237099880 · Headquarters: Tinton Falls, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Institute of Industrial Engineers Inc

    EIN 237184600 · Headquarters: Tempe, AZ, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  64. Institute of Industrial Engineers Inc

    EIN 237379690 · Headquarters: Auburn University, AL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Institute of Industrial Engineers Inc

    EIN 237396028 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Institute of Industrial Engineers Inc

    EIN 237396092 · Headquarters: West Lafayette, IN, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  67. Institute of Industrial Engineers Inc

    EIN 237396093 · Headquarters: Manhattan, KS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  68. Institute of Industrial Engineers Inc

    EIN 237396322 · Headquarters: Iowa City, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Institute of Industrial Engineers Inc

    EIN 237396754 · Headquarters: Houston, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Institute of Industrial Engineers Inc

    EIN 237396781 · Headquarters: Fayetteville, AR, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  71. Institute of Industrial Engineers Inc

    EIN 237396997 · Headquarters: Raleigh, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Institute of Industrial Engineers Inc

    EIN 237399000 · Headquarters: Diamond Bar, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Institute of Industrial Engineers Inc

    EIN 237400623 · Headquarters: Gainesville, FL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  74. Institute of Industrial Engineers Inc

    EIN 237405136 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Institute of Industrial Engineers Inc

    EIN 237416665 · Headquarters: Ames, IA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  76. Institute of Industrial Engineers Inc

    EIN 237456935 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Institute of Industrial Engineers Inc

    EIN 251286620 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Institute of Industrial Engineers Inc

    EIN 256062821 · Headquarters: Carnegie, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Institute of Industrial Engineers Inc

    EIN 316062786 · Headquarters: Moneta, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Institute of Industrial Engineers Inc

    EIN 362871664 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Institute of Industrial Engineers Inc

    EIN 366157042 · Headquarters: Niles, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Institute of Industrial Engineers Inc

    EIN 382108497 · Headquarters: Clawson, MI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  83. Institute of Industrial Engineers Inc

    EIN 416040767 · Headquarters: Minneapolis, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Institute of Industrial Engineers Inc

    EIN 436049294 · Headquarters: Olathe, KS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Institute of Industrial Engineers Inc

    EIN 454941253 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  86. Institute of Industrial Engineers Inc

    EIN 465643624 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  87. Institute of Industrial Engineers Inc

    EIN 474226666 · Headquarters: Muscatine, IA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  88. Institute of Industrial Engineers Inc

    EIN 486121367 · Headquarters: Wichita, KS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Institute of Industrial Engineers Inc

    EIN 510141190 · Headquarters: Troy, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  90. Institute of Industrial Engineers Inc

    EIN 510147522 · Headquarters: COLUMBIA, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Institute of Industrial Engineers Inc

    EIN 510151293 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  92. Institute of Industrial Engineers Inc

    EIN 546052571 · Headquarters: Severn, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Institute of Industrial Engineers Inc

    EIN 546061266 · Headquarters: North Chesterfield, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Institute of Industrial Engineers Inc

    EIN 581596834 · Headquarters: Wichita, KS, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  95. Institute of Industrial Engineers Inc

    EIN 596177336 · Headquarters: Orlando, FL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  96. Institute of Industrial Engineers Inc

    EIN 626063747 · Headquarters: Franklin, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Institute of Industrial Engineers Inc

    EIN 736102891 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  98. Institute of Industrial Engineers Inc

    EIN 756053416 · Headquarters: Mansfield, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Institute of Industrial Engineers Inc

    EIN 816034899 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  100. Institute of Industrial Engineers Inc

    EIN 900083003 · Headquarters: Greenville, SC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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