Unknown & Unclassified nonprofits in California

Unknown & Unclassified nonprofits in California. Browse 48,218 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. California School Employees Association

    EIN 900591357 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  2. California School Employees Association

    EIN 900718374 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  3. California School Employees Association

    EIN 900724860 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. California School Employees Association

    EIN 900724873 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  5. California School Employees Association

    EIN 900752706 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  6. California School Employees Association

    EIN 900752718 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  7. California School Employees Association

    EIN 900752722 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  8. California School Employees Association

    EIN 900755294 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. California School Employees Association

    EIN 900763594 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. California School Employees Association

    EIN 912035632 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. California School Employees Association

    EIN 912046834 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  12. California School Employees Association

    EIN 912046835 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. California School Employees Association

    EIN 912046836 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. California School Employees Association

    EIN 912046837 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  15. California School Employees Association

    EIN 912046838 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  16. California School Employees Association

    EIN 912046839 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  17. California School Employees Association

    EIN 912046844 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  18. California School Employees Association

    EIN 912046845 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  19. California School Employees Association

    EIN 912046846 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  20. California School Employees Association

    EIN 912046849 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  21. California School Employees Association

    EIN 912046850 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  22. California School Employees Association

    EIN 912046852 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. California School Employees Association

    EIN 912046860 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. California School Employees Association

    EIN 912046861 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. California School Employees Association

    EIN 912046862 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. California School Employees Association

    EIN 912046863 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  27. California School Employees Association

    EIN 912046864 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  28. California School Employees Association

    EIN 912046865 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. California School Employees Association

    EIN 912046866 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. California School Employees Association

    EIN 912046867 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. California School Employees Association

    EIN 912046868 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  32. California School Employees Association

    EIN 912046869 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  33. California School Employees Association

    EIN 912046870 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  34. California School Employees Association

    EIN 912046871 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  35. California School Employees Association

    EIN 912046872 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. California School Employees Association

    EIN 912046873 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  37. California School Employees Association

    EIN 912046875 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  38. California School Employees Association

    EIN 912046876 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  39. California School Employees Association

    EIN 912046877 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  40. California School Employees Association

    EIN 912046881 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  41. California School Employees Association

    EIN 912046883 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  42. California School Employees Association

    EIN 912046885 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  43. California School Employees Association

    EIN 912101442 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  44. California School Employees Association

    EIN 912111986 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  45. California School Employees Association

    EIN 912167034 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  46. California School Employees Association

    EIN 912167036 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  47. California School Employees Association

    EIN 941301733 · Headquarters: SAN JOSE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. California School Employees Association

    EIN 953642773 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  49. California SCHOOL EMPLOYEES ASSOCIATION 410 Moreno Valley Unified

    EIN 770035734 · Headquarters: Moreno Valley, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. California School Employees Association Chapter 7 Modesto

    EIN 770033141 · Headquarters: MODESTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. California School Empolyees Associaiton

    EIN 371998483 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  52. California School Fitness

    EIN 330455107 · Headquarters: Escondido, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. California School for the Deaf Riverside Alumni Association

    EIN 330008762 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. California School Library Association

    EIN 942433211 · Headquarters: Long Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. California School Nutrition Association

    EIN 952626680 · Headquarters: Burbank, California, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. California School of the Arts San Diego County

    EIN 475443820 · Headquarters: SANTA ANA, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  57. California School Transportation Association

    EIN 942661917 · Headquarters: Elk Grove, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. California School-Age Consortium Inc

    EIN 930916869 · Headquarters: El Sobrante, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. California Search and Rescue

    EIN 273474996 · Headquarters: Seaside, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  60. California Section of the American Chemical Society

    EIN 941358305 · Headquarters: SAN LEANDRO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  61. California Seed Association

    EIN 946139645 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. California Self-insurers Association

    EIN 940361450 · Headquarters: BRENTWOOD, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. California Self-Insurers' Security Fund

    EIN 680049924 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. California Senior & Adult Services

    EIN 204349375 · Headquarters: EL CAJON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. California Seniors Golf Association

    EIN 946094208 · Headquarters: PEBBLE BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  66. California Sexual Assault Investigators Association

    EIN 953513968 · Headquarters: WALNUT CREEK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. California Sheet Metal Trade & Industry Fund

    EIN 953494025 · Headquarters: LONG BEACH, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. California Sheet Metal&air Conditioning Contractors National Association

    EIN 941622509 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. California Shortline Railroad Assoc

    EIN 943194440 · Headquarters: Rancho Palos Verdes, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  70. California Sichuan Chamber of Commerce

    EIN 833501732 · Headquarters: San Jose, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. California Sierra Chapter of the American Society of Landscape Architects

    EIN 941662427 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. California Sigma Phi Society Aka Ca Sigma Phi Alumni Association

    EIN 942391542 · Headquarters: SAN RAFAEL, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. California Sign Association

    EIN 952667255 · Headquarters: POWAY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. California Ski Industry Association

    EIN 237408119 · Headquarters: SOUTH LAKE TAHOE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. California Slurry Seal Association Inc

    EIN 680129389 · Headquarters: La Habra, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  76. California Small Business Association

    EIN 680248924 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  77. California Soccer Association North

    EIN 942193312 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. California Society for Healthcare Attorneys

    EIN 942675435 · Headquarters: DAVIS, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. California Society for Healthcare Risk Management

    EIN 680356628 · Headquarters: OAKLAND, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. California Society for Histotechology

    EIN 953464223 · Headquarters: Irvine, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. California Society For Respiratory Care

    EIN 237037429 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. California Society of Anesthesiologists Inc

    EIN 946076499 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. California Society of Certified Public Accountants

    EIN 941056137 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. California Society of Enrolled Agents Group Return

    EIN 943084545 · Headquarters: Rancho Cordova, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. California Society of Health-System Pharmacists

    EIN 946252725 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. California Society of Industrial Medicine and Surgery

    EIN 953529899 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. California Society of Medical Assistants

    EIN 953847880 · Headquarters: WALNUT, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. California Society of Pathologists

    EIN 237072917 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. California Society of Pediatric Dentistry

    EIN 942314480 · Headquarters: LA QUINTA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. California Society of Periodontists

    EIN 941612106 · Headquarters: NORCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. California Society of Printmakers

    EIN 943041475 · Headquarters: san francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. California Society of Professional Engineers

    EIN 941255780 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. California Society of Professional Engineers Educa

    EIN 680092524 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  94. California Society of Radiologic Technologists

    EIN 952474449 · Headquarters: Fresno, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  95. California Society of Tax Consultants

    EIN 952427994 · Headquarters: Manhattan Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  96. California Solar Energy Industries Association

    EIN 942494987 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. California South Coast Retriever Club Inc

    EIN 371611143 · Headquarters: Montrose, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  98. California Special Districts Association

    EIN 237065662 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. California Speech-language-hearing Association

    EIN 946125447 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. California Sports Car Club Inc

    EIN 951722841 · Headquarters: BUTTONWILLOW, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

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