Nonprofits in California
Nonprofits in California. Browse 229,931 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
- Institute for Man and Nature
EIN 452414180 · Headquarters: San Francisco, CA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Institute for Medical Education & Research
EIN 510143045 · Headquarters: La Jolla, CA, US · Health Care · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Institute for Medical Quality
EIN 943240330 · Headquarters: Sacramento, CA, USA · Health Care · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Institute for Medical Risk Studies
EIN 680083800 · Headquarters: SAUSALITO, CA, US · Health Care · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Institute for Middle East Understanding
EIN 202389388 · Headquarters: Tustin, CA, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for Missional Visioning
EIN 462425884 · Headquarters: Foutain Valley, CA, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Institute for Molecular Manufacturing
EIN 770277990 · Headquarters: Palo Alto, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Institute for Molecular Medicine
EIN 880366979 · Headquarters: Huntington Beach, CA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for Molecular Neuroscience
EIN 453060999 · Headquarters: EMERYVILLE, CA, USA · Medical Research · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ
- Institute for Multicultural Counseling & Education Services Inc
EIN 954314692 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for Muslim Advancement and Renewal
EIN 393273297 · Headquarters: ROSEVILLE, CA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for Mutual Instruction
EIN 330569541 · Headquarters: Long Beach, CA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Institute for Myeloma & Bone Cancer Research
EIN 460475333 · Headquarters: WEST HOLLYWOOD, CA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for National Network for Social Work Managers
EIN 521918951 · Headquarters: Los Angeles, CA, USA · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ
- Institute for Natural Resources
EIN 942948967 · Headquarters: Concord, CA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2023 · Primary form: IRS Form 990
- Institute for Neurofunctional Psychology Inc
EIN 372209208 · Headquarters: La Jolla, CA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for New Education
EIN 953768960 · Headquarters: Escondido, CA, US · Mental Health & Crisis Intervention · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Institute for New Global Politics Inc
EIN 881324417 · Headquarters: Redwood City, CA, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for Next Generations
EIN 822751572 · Headquarters: Los Angeles, CA, USA · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990
- Institute for Nonprofit Management
EIN 271594122 · Headquarters: HAWTHORNE, CA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for Nonprofit News
EIN 272614911 · Headquarters: BEVERLY HILLS, CA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for Orgonomic Science
EIN 232229063 · Headquarters: Glendale, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Institute for Performance Excellence
EIN 452508931 · Headquarters: Los Angeles, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Institute for Personal Change
EIN 680036811 · Headquarters: Palo Alto, CA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Institute for Philosophical Research
EIN 452740006 · Headquarters: OAKLAND, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990
- Institute for Population Studies
EIN 208682697 · Headquarters: Berkeley, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Institute for Postmodern Development of China
EIN 203487523 · Headquarters: CLAREMONT, CA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990
- Institute for Principle Studies
EIN 203366904 · Headquarters: Modesto, CA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for Promotion of Vediceducation and Culture Inc
EIN 205485133 · Headquarters: Riverside, CA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Institute for Prosperity of the Commons
EIN 851690087 · Headquarters: REDDING, CA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Institute for Psycho-imagation
EIN 237451730 · Headquarters: Culver City, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Institute for Public Accuracy
EIN 943281861 · Headquarters: OAKLAND, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for Public Interest Media
EIN 942736800 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for Public Strategies
EIN 330519874 · Headquarters: SAN DIEGO, CA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for Quality in Human Life
EIN 237256869 · Headquarters: Bakersfield, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Institute for Quality Public Services
EIN 611627776 · Headquarters: Sacramento, CA, US · Employment · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Institute for Rare and Neglected Diseases Drug Discovery
EIN 272797284 · Headquarters: Mountain View, CA, USA · Medical Research · Latest available filing year: 2017 · Primary form: IRS Form 990
- Institute for Religious Tolerance Peace and Justice
EIN 451209238 · Headquarters: Los Angeles, CA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for Research and Theory Methodologies
EIN 871334120 · Headquarters: Poway, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Institute for Research Integration
EIN 330940098 · Headquarters: San Diego, CA, US · Medical Research · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Institute for Research on Male Supremacism
EIN 852602655 · Headquarters: OAKLAND, CA, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Institute for Research on Presidential Elections
EIN 472877830 · Headquarters: Cupertino, CA, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990
- Institute for Responsible Nutrition
EIN 465297470 · Headquarters: San Francisco, CA, US · Health Care · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Institute for Restorative Justice
EIN 203534655 · Headquarters: San Francisco, CA, US · Crime & Legal Related · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Institute for River Research International
EIN 383172049 · Headquarters: Saugus, CA, US · Social Science · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Institute for Rural Education and Development USA
EIN 841917790 · Headquarters: SACRAMENTO, CA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Institute for Scientific Research on Low Force Chiropractic
EIN 465768436 · Headquarters: Beverly Hills, CA, US · Medical Research · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Institute for Security and Analysis
EIN 262379447 · Headquarters: PALO ALTO, CA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Institute for Security and Technology
EIN 475677755 · Headquarters: OAKLAND, CA, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for Semantic Computing Foundation
EIN 453006407 · Headquarters: IRVINE, CA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for Senior Citizens Assistance Inc
EIN 880334749 · Headquarters: San Diego, CA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Institute for Social Change and Development
EIN 270379294 · Headquarters: Pasadena, CA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for Social Renewal
EIN 753175319 · Headquarters: Loma Mar, CA, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Institute for Specialized Interests Inc
EIN 933774023 · Headquarters: Granada Hills, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990
- Institute for Specialized Literature Inc
EIN 952389922 · Headquarters: Granada Hills, CA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990
- Institute for Strategic Thinking Technology
EIN 954791486 · Headquarters: Los Angeles, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Institute for Strategic Times
EIN 813860783 · Headquarters: CARSON, CA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Institute for Strategy and Policy Myanmar
EIN 882938381 · Headquarters: MILPITAS, CA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990
- Institute for Student Astronomical Research Inc
EIN 823024614 · Headquarters: Lancaster CA, CA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Institute for Study of Graphical Heritage
EIN 260148381 · Headquarters: Yucca Valley, CA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Institute for Success and Leadership
EIN 833427907 · Headquarters: Alameda, CA, US · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Institute for Supply Management - Silicon Valley Inc
EIN 770003548 · Headquarters: CUPERTINO, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Institute for Supply Management Los Angeles
EIN 951124730 · Headquarters: Manhattan Beach, CA, USA · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ
- Institute for Supply Management Orange County Affiliated with Ism
EIN 956069016 · Headquarters: Laguna Niguel, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Institute for Supply Management SFV
EIN 770184156 · Headquarters: West Hills, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Institute for Sustainable Building Performance
EIN 261732324 · Headquarters: Berkeley, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Institute for Sustainable Forestry
EIN 680291539 · Headquarters: Miranda, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for Sustainable Living
EIN 208531701 · Headquarters: Paso Robles, CA, US · Human Services · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Institute for Taiwanese Studies
EIN 743114703 · Headquarters: Cerritos, CA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Institute for Telehealth
EIN 820626083 · Headquarters: Roseville, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Institute for the Advancement of Critical Thinking
EIN 472831872 · Headquarters: Goleta, CA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Institute for the Advancement of Cyber-counterterrorism
EIN 270707003 · Headquarters: CAMARILLO, CA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Institute for the Advancement of Journalistic Clarity
EIN 521921136 · Headquarters: PETROLIA, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990
- Institute for the Advancement of Montessori and Special Education
EIN 931804667 · Headquarters: Sebastopol, CA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Institute for the Advancement of Orthopedic Physical Therapy
EIN 943279436 · Headquarters: REDWOOD CITY, CA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for the Development of Environmental Awareness Inc
EIN 770460227 · Headquarters: ATASCADERO, CA, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Institute for the Development of International Emergency Medic
EIN 272487547 · Headquarters: PALO ALTO, CA, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Institute for the Future
EIN 952540449 · Headquarters: PALO ALTO, CA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for the Integration of Science Intuition and Spirit
EIN 651236065 · Headquarters: SAN FRANCISCO, CA, US · Science & Technology · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Institute for the Middle Class
EIN 260686569 · Headquarters: Los Angeles, CA, US · Public & Societal Benefit · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Institute for the Relief of Suffering
EIN 920238034 · Headquarters: Sacramento, CA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Institute for the Renewal of the California Dream
EIN 861103166 · Headquarters: Santa Barbaa, CA, US · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Institute for the Sacred Performing Arts
EIN 954691278 · Headquarters: Manhattan Beach, CA, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Institute for the Scientific Study of Consiousness
EIN 942581389 · Headquarters: BERKELEY, CA, US · Science & Technology · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Institute for the Study & Prevention of Hate Crimes
EIN 954753330 · Headquarters: Studio City, CA, US · Crime & Legal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Institute for the Study of Consciousness
EIN 942280111 · Headquarters: ORINDA, CA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for the Study of Economics and Finance
EIN 472929858 · Headquarters: Dana Point, CA, US · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Institute for the Study of Ethical Diversity Dba Ethikon
EIN 953618945 · Headquarters: REDONDO BEACH, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Institute for the Study of Families Work and Community
EIN 942949620 · Headquarters: BERKELEY, CA, US · Health Care · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Institute for the Study of Human Knowledge
EIN 941705600 · Headquarters: San Jose, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for the Study of Interdimensional Science
EIN 261373711 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Institute for the Study of Knowledge Management Education
EIN 412045091 · Headquarters: HALF MOON BAY, CA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Institute for the Study of Learning & Expertise
EIN 330324461 · Headquarters: Palo Alto, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990
- Institute for the Study of Learning and Cognition
EIN 452453900 · Headquarters: SAN FRANCISCO, CA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Institute for the Study of Local Institutions
EIN 942170083 · Headquarters: San Mateo, CA, US · Medical Research · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- 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
- Institute for the Study of Rashi and Early Torah Commentaries Inc
EIN 522197535 · Headquarters: Los Angeles, CA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- 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
- Institute for the Study of Somatic Education
EIN 943156835 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Institute for the Study of the Afterdeath
EIN 133620425 · Headquarters: San Francisco, CA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N