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 of Real Estate Management Kc15

    EIN 510204266 · Headquarters: KANSAS CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Institute of Real Estate Management Kentucky Chapter No 59

    EIN 510204259 · Headquarters: LOUISVILLE, KY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Institute of Real Estate Management Maryland Chapter 16

    EIN 237453803 · Headquarters: OWINGS MILLS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Institute of Real Estate Management Memphis Chapter 20

    EIN 510204231 · Headquarters: MEMPHIS, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Institute of Real Estate Management Mississippi Chapter 80

    EIN 510221204 · Headquarters: JACKSON, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Institute of Real Estate Management of the National Association of Realtors

    EIN 363725633 · Headquarters: LEXINGTON, KY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  7. Institute of Real Estate Management of the Natl Assn of Realtors

    EIN 352480509 · Headquarters: St Augustine, FL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  8. Institute of Real Estate Management of the Natl Assn of Realtors

    EIN 363527225 · Headquarters: Hurst, TX, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  9. Institute of Real Estate Management of the Natl Assn of Realtors

    EIN 363535493 · Headquarters: Lompoc, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  10. Institute of Real Estate Management of the Natl Assn of Realtors

    EIN 463243086 · Headquarters: GREENSBORO, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Institute of Real Estate Management San Francisco Bay Area No 21

    EIN 464317729 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  12. Institute of Real Estate Management Southern Co

    EIN 510203878 · Headquarters: COLORADO SPRINGS, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  13. Institute of Real Estate Management Southern New Jersey Chapter No 101

    EIN 363455231 · Headquarters: Lemoyne, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Institute of Real Estate Management Virginia

    EIN 510203936 · Headquarters: QUINTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. Institute of Real Estate Management West Central Maryland Chapter No 92

    EIN 521200100 · Headquarters: MONROVIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Institute of Real Estate Management-natl Assoc Realtors-dallas Chapter 14 Inc

    EIN 752354417 · Headquarters: PLANO, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Institute of Real Estate Management-tucson-southern Arizona

    EIN 510203909 · Headquarters: Tucson, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Institute of Real Estate Managment

    EIN 520204233 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  19. Institute of Real Estate Mangement 85 San Joaquin

    EIN 510221198 · Headquarters: BAKERSFIELD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Institute of Retired Persons

    EIN 333702606 · Headquarters: Salisbury, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Institute of Scrap Recycling Industries Inc

    EIN 311205596 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Institute of Scrap Recycling Industries Inc - Group Return

    EIN 521572944 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Institute of Semantic Research

    EIN 464362466 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  24. Institute of Semitic Studies Inc

    EIN 222664354 · Headquarters: PRINCETON, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Institute of Strategy and Tactics Research Corporation

    EIN 331370717 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Institute of Stress Sciences Inc

    EIN 800477723 · Headquarters: BONNERS FERRY, ID, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  27. Institute of Supply Management-Rio Grande Valley

    EIN 742450504 · Headquarters: Brownsville, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Institute of the American Musical Inc

    EIN 237188209 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Institute of the North Trust

    EIN 367737377 · Headquarters: ANCHORAGE, AK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  30. Institute of Therapeutic Sciences

    EIN 432020035 · Headquarters: PLYMOUTH, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Institute of Traditional Science Inc

    EIN 042577162 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  32. Institute of Transporation Engineers - Oregon Section

    EIN 813645056 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Institute of Transportation Engineers

    EIN 472989777 · Headquarters: Columbia, MO, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  34. Institute of Transportation Engineers

    EIN 810506760 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Institute of Transportation Engineers - Brazos Valley Section

    EIN 814258274 · Headquarters: College Station, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Institute of Transportation Engineers Alaska Section

    EIN 815039364 · Headquarters: Anchorage, AK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Institute of Transportation Engineers District 6

    EIN 546158989 · Headquarters: Santa Rosa, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Institute of Transportation Engineers Educational Foundation

    EIN 510232220 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Institute of Transportation Engineers Mississippi State Univer

    EIN 473219855 · Headquarters: Mississippi State, MS, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  40. Institute of Transportation Engineers Wisconsin Section

    EIN 541025782 · Headquarters: Brookfield, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Institute of Universal Self Consciousness Movement Inc

    EIN 474003860 · Headquarters: BURLINGTON, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Institute of Wildlife Sciences Inc

    EIN 592031166 · Headquarters: St Augustine, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Institute on Religion in an Age of Science

    EIN 046063856 · Headquarters: Coventry, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  44. Institute on Religious Life Inc

    EIN 363797840 · Headquarters: Libertyville, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Institute on Taxation and Economic Policy

    EIN 042688165 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. Institute to Improve World Health

    EIN 473306952 · Headquarters: La Jolla, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  47. Institute to Promote Understanding of MMT

    EIN 934391884 · Headquarters: DOVER, DE, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  48. Institute West Dunbar Pinewood Sub Area Planning

    EIN 550684575 · Headquarters: Dunbar, WV, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Institution for Savings in Newburyport & Its Vicinity Charitable Foundation Inc

    EIN 043353621 · Headquarters: NEWBURYPORT, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  50. Institution of Civil Engineers Uk

    EIN 521828765 · Headquarters: Cairo, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Institutional Child Abuse Prevention Advocacy Network

    EIN 873064811 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Institutional Investor Network

    EIN 881016891 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  53. Instituto Biblico Teologico Manantiales De Agua Viva Inc

    EIN 263036786 · Headquarters: Norcross, GA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  54. Instituto De Educacion Popular Del Sur De California

    EIN 954431992 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Instituto De Educacion Practica Del Colegio De Abogados De Puerto Rico

    EIN 660387940 · Headquarters: San Juan, PR, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  56. Instituto Familiar De La Raza

    EIN 942523608 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Instituto Internacional De Literatura Iberoamericana

    EIN 237061881 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. Instituto Paz En Las Americas

    EIN 850379884 · Headquarters: Silver City, NM, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Instituto Pro Musica De California

    EIN 943082664 · Headquarters: SEBASTOPOL, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  60. Instituto Santa Mariana De Jesus Inc

    EIN 650115194 · Headquarters: Opa Locka, FL, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  61. Instituto Socio-economico Comunitario Inc

    EIN 660425840 · Headquarters: SAN JUAN, PR, RQ · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  62. Institutum Internationale Praevisio Nis Socialis

    EIN 352950901 · Headquarters: Sheridan, WY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Instructional Materials Coordinators' Assoc of Tx

    EIN 760461362 · Headquarters: HOUSTON, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Instructors of Handicapped Inc

    EIN 066060183 · Headquarters: Manchester, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Instrument Contracting & Engineering As

    EIN 521481496 · Headquarters: FORT MILL, SC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. Instrument Shop

    EIN 862400545 · Headquarters: MISSOULA, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Instrument Society of America Birmingham Section Inc

    EIN 237083232 · Headquarters: TRUSSVILLE, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Instrument Technicians Labor-mgmt Coop

    EIN 521532980 · Headquarters: CARLSBAD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. Instrumental Opportunity Foundation

    EIN 992261768 · Headquarters: Wilmington, DE, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  70. Instrumentation Systems and Automation Society Inc

    EIN 616043816 · Headquarters: Paducah, KY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  71. Instruments at the Shop Inc

    EIN 824908414 · Headquarters: Alachua, FL, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  72. Insulated Cable Engineers Association Inc

    EIN 221433100 · Headquarters: MIAMITOWN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Insulating Glass Certification Council Inc

    EIN 223049628 · Headquarters: SACKETS HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Insulation Contractors Association of America

    EIN 521124643 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Insulation Contractors Association of New England

    EIN 042899784 · Headquarters: BRAINTREE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Insulation Contractors Association of New York City

    EIN 237304981 · Headquarters: MELVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  77. Insulation Contractors Association of Northern Wi & Upper Michigan

    EIN 391663255 · Headquarters: Appleton, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Insulation Contractors Association of Northern Wi & Upper Michigan

    EIN 391663256 · Headquarters: Appleton, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Insulation Industry Fund

    EIN 930981948 · Headquarters: SALT LAKE CITY, UT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  80. Insulation Production Workers Local Unnion 1

    EIN 440526543 · Headquarters: KansasCity, KS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. Insulators & Asbestos Workers Local 6 Building Corporation

    EIN 043154565 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Insulators and Allied Workers National Medical Fund Board of Trustees

    EIN 526038498 · Headquarters: PEMBROKE PINES, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Insulators Joint Apprenticeship and Training Committee Trust Fund

    EIN 341666877 · Headquarters: BROOKLYN HEIGHTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Insulators Local #33 Scholarship Fund Inc

    EIN 931878810 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  85. Insulators Local 127

    EIN 390961791 · Headquarters: CLINTONVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Insulators Local 45 Health Care Lyon

    EIN 522001419 · Headquarters: TROY, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Insulators Local No #2 Welfare Fund

    EIN 256030310 · Headquarters: Pittsburgh, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Insulators Local No 53 Vacation Fund

    EIN 726041617 · Headquarters: KENNER, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Insulators Local No 53 Welfare Fund

    EIN 720455641 · Headquarters: KENNER, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Insulators Local Union 41 Joint Apprenticeship Committee

    EIN 351630847 · Headquarters: FORT WAYNE, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Insurance Accounting & Systems Association Inc

    EIN 232036151 · Headquarters: Malvern, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Insurance Accounting & Systems Association Inc

    EIN 237388720 · Headquarters: Malvern, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Insurance Accounting & Systems Association Inc

    EIN 311196034 · Headquarters: Malvern, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Insurance Accounting & Systems Association Inc

    EIN 316086017 · Headquarters: Malvern, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Insurance Accounting & Systems Association Inc

    EIN 356202606 · Headquarters: Malvern, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Insurance Accounting & Systems Association Inc

    EIN 366212585 · Headquarters: Durham, NC, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  97. Insurance Accounting & Systems Association Inc

    EIN 386158193 · Headquarters: Malvern, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Insurance Accounting & Systems Association Inc

    EIN 391269842 · Headquarters: Malvern, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Insurance Accounting & Systems Association Inc

    EIN 416079374 · Headquarters: Malvern, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Insurance Accounting & Systems Association Inc

    EIN 436100275 · Headquarters: Malvern, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

First page and all pages