Data / Nonprofits / California / Tustin
Nonprofits in Tustin, CA: 485 registered with the IRS
485 nonprofits are registered with the IRS in Tustin, CA, 434 of them 501(c)(3) charities; the 182 that report revenue took in $473.1 million. The largest by revenue: Good Neighbors Global Partnership Center ($72.1 million), Trinity Christian Center of Santa Ana Inc ($65.5 million), Group Benefit Plan Agreement and Declaration of Trust for Orange ($60.7 million). Most common causes: religion-related (71), education (49), human services (44).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Good Neighbors Global Partnership Center | International, foreign affairs and national security | 501(c)(3) | 2017 | $72.1 million | $16.2 million | 2025-12 |
| Trinity Christian Center of Santa Ana Inc | Religion-related | 501(c)(3) | 1977 | $65.5 million | $206.1 million | 2024-12 |
| Group Benefit Plan Agreement and Declaration of Trust for Orange | Mutual and membership benefit | 501(c)(9) | 1999 | $60.7 million | $38.9 million | 2025-06 |
| Young Mens Christian Association of Orange County | Human services | 501(c)(3) | 1934 | $56.9 million | $69.9 million | 2024-12 |
| Families Together of Orange County | Human services | 501(c)(3) | 2004 | $49.7 million | $27.3 million | 2025-12 |
| Orange County Rescue Mission Inc | Housing and shelter | 501(c)(3) | 1972 | $23.7 million | $82.2 million | 2025-09 |
| Riverside Charitable Corporation | Housing and shelter | 501(c)(3) | 1990 | $22.9 million | $83 million | 2024-12 |
| Hurtt Family Health Clinic Inc | Health care | 501(c)(3) | 2000 | $20.7 million | $15.7 million | 2025-09 |
| Good Neighbors USA | International, foreign affairs and national security | 501(c)(3) | 2008 | $13.2 million | $2.8 million | 2025-12 |
| 10 Acre Ranch Inc | Mental health and crisis intervention | 501(c)(3) | 1997 | $6 million | $1.9 million | 2024-12 |
| Training & Research Foundation | 501(c)(3) | 1972 | $4.9 million | $2 million | 2025-06 | |
| California Plumbing & Mechanical Contractors Association | 501(c)(6) | 1993 | $4.8 million | $9.6 million | 2024-12 | |
| The Institute for Middle East Understanding | International, foreign affairs and national security | 501(c)(3) | 2005 | $4.5 million | $5.2 million | 2024-12 |
| Shelter Providers of Southern California Inc | Housing and shelter | 501(c)(3) | 1998 | $3.7 million | $13.9 million | 2024-12 |
| California Policy Center | Human services | 501(c)(3) | 2011 | $3.2 million | $2.9 million | 2025-12 |
| Veterans Legal Institute | Housing and shelter | 501(c)(3) | 2014 | $3 million | $2.8 million | 2024-12 |
| National Junior Basketball | 501(c)(3) | 1993 | $3 million | $248,803 | 2025-07 | |
| Stream of Praise Music Ministries | Religion-related | 501(c)(3) | 1997 | $2.5 million | $6.9 million | 2024-12 |
| International Association of Fire Fighters | 501(c)(5) | 1959 | $2.3 million | $3.7 million | 2025-06 | |
| Tustin Public School Foundation | Education | 501(c)(3) | 1994 | $2 million | $4.9 million | 2025-05 |
| Cornerstone Ministries International | International, foreign affairs and national security | 501(c)(3) | 1992 | $1.9 million | $1.4 million | 2024-12 |
| Ypo Inc | 501(c)(6) | 1989 | $1.7 million | $181,037 | 2025-06 | |
| Boys & Girls Club of Tustin | Youth development | 501(c)(3) | 1966 | $1.7 million | $1.7 million | 2025-12 |
| God Movement Inc | Religion-related | 501(c)(3) | 2018 | $1.6 million | $225,874 | 2025-12 |
| Chinmaya Mission Los Angeles | 501(c)(3) | 1992 | $1.4 million | $11.5 million | 2025-08 | |
| Socal Water Polo Foundation Inc | Recreation and sports | 501(c)(3) | 2000 | $1.3 million | $108,505 | 2025-12 |
| Temporary Shelter Inc | Housing and shelter | 501(c)(3) | 2001 | $1.2 million | $702,236 | 2025-09 |
| Trauma Intervention Programs Inc | 501(c)(3) | 1993 | $1.2 million | $3.4 million | 2025-06 | |
| Tustins Friendship Association for Leprosy Inc | International, foreign affairs and national security | 501(c)(3) | 2001 | $1.1 million | $1.6 million | 2025-12 |
| Marconi Foundation for Kids | Human services | 501(c)(3) | 1995 | $1.1 million | $12 million | 2024-12 |
| The Raise Foundation | 501(c)(3) | 1987 | $1.1 million | $1.1 million | 2025-06 | |
| Lyceum Foundation | Education | 501(c)(3) | 2018 | $1.1 million | $50,805 | 2024-12 |
| Spirit Academy | Education | 501(c)(3) | 2009 | $1 million | $671,099 | 2025-06 |
| Kairos University A Campus of America Evangelical University | 501(c)(3) | 2021 | $1 million | $713,634 | 2025-08 | |
| Compass Research & Training Institute | Mental health and crisis intervention | 501(c)(3) | 2022 | $1 million | $93,715 | 2024-12 |
| Purpose of Recovery Inc | Mental health and crisis intervention | 501(c)(3) | 2020 | $957,212 | $1.1 million | 2025-12 |
| Al Horreya Inc | Religion-related | 501(c)(3) | 2015 | $882,197 | $548,103 | 2025-12 |
| Fallen Fire Fighter Relief Fund | Human services | 501(c)(3) | 2002 | $862,969 | $1.2 million | 2025-06 |
| Als Southwest Association | Health care | 501(c)(3) | 2024 | $852,070 | $1.1 million | 2024-12 |
| Socal Aquatics Association | Recreation and sports | 501(c)(3) | 1994 | $771,333 | $379,589 | 2024-12 |
| Woven Learning and Technology | Education | 501(c)(3) | 2017 | $737,582 | $496,061 | 2025-12 |
| Risehyre Inc | Employment | 501(c)(3) | 2024 | $706,375 | $228,447 | 2025-12 |
| Canon Medical Systems USA Inc | 501(c)(9) | 1995 | $694,129 | $2.4 million | 2024-12 | |
| Ypo Gold Southern California Chapter Inc | Community improvement and capacity building | 501(c)(6) | 2009 | $669,547 | $329,805 | 2026-06 |
| Maven | Education | 501(c)(3) | 2017 | $649,734 | $30,560 | 2025-05 |
| Assistance League of Tustin | Community improvement and capacity building | 501(c)(3) | 1968 | $630,005 | $1.5 million | 2025-05 |
| Laurel House Inc | 501(c)(3) | 1985 | $618,455 | $2.3 million | 2025-09 | |
| He Intends Victory | 501(c)(3) | 1994 | $602,761 | $33,584 | 2025-12 | |
| The Giving Tree Oc Inc | Food, agriculture and nutrition | 501(c)(3) | 2019 | $594,180 | $53,469 | 2025-12 |
| Project Get Safe Foundation | Public safety, disaster preparedness and relief | 501(c)(3) | 1998 | $581,022 | $95,573 | 2024-12 |
| California State Wirelessassociation Inc | Community improvement and capacity building | 501(c)(6) | 2023 | $558,074 | $626,786 | 2024-12 |
| Ihesed | Religion-related | 501(c)(3) | 2024 | $541,807 | $584,805 | 2024-06 |
| Western Little League of Tustin Inc | 501(c)(3) | 1979 | $431,801 | $59,887 | 2025-09 | |
| A Simple Act of Kindness Inc | Human services | 501(c)(3) | 2011 | $403,822 | $46,428 | 2025-12 |
| Ayat Academy Inc | Religion-related | 501(c)(3) | 2020 | $403,177 | $74,949 | 2025-12 |
| American Society of Civil Engineers | 501(c)(3) | 1975 | $394,176 | $660,729 | 2025-09 | |
| Roosters Foundation of Orange County | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1997 | $390,086 | $429,831 | 2025-12 |
| Home On the Green Pastures | Human services | 501(c)(3) | 1993 | $375,991 | $2 million | 2025-12 |
| Tustin Girls Softball League Inc | Youth development | 501(c)(3) | 2003 | $375,350 | $144,448 | 2025-08 |
| Orange County Amazing Grace Ministries | Human services | 501(c)(3) | 2004 | $374,447 | $273,131 | 2025-06 |
| Tustin Police Employees Association | 501(c)(5) | 1974 | $367,580 | $1.5 million | 2025-12 | |
| Leap Learning Center | Youth development | 501(c)(3) | 2008 | $344,468 | $223,530 | 2025-06 |
| Tustin High School Super Boosters Club | Education | 501(c)(3) | 1998 | $344,269 | $237,008 | 2025-06 |
| Tustin Community Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2019 | $331,074 | $109,523 | 2024-12 |
| Tustin Area Council for the Fine Arts | 501(c)(3) | 1993 | $317,240 | $270,450 | 2025-12 | |
| Institute of Advanced Studies | 501(c)(3) | 1990 | $305,984 | $64,791 | 2024-12 | |
| North Irvine Water Polo Club | Recreation and sports | 501(c)(3) | 2006 | $300,470 | $0 | 2024-12 |
| Abilities Oc | Human services | 501(c)(3) | 2016 | $297,774 | $217,605 | 2025-12 |
| Open Table | Mental health and crisis intervention | 501(c)(3) | 2020 | $291,828 | $54,479 | 2025-12 |
| Casa Maria Del Rio | Housing and shelter | 501(c)(3) | 1995 | $273,102 | $2 million | 2025-08 |
| California Landscape Architecturalstudent Scholarship Fund | Education | 501(c)(3) | 2008 | $272,536 | $1.9 million | 2024-12 |
| Top Hat 8 Repertory | Public and societal benefit | 501(c)(3) | 2020 | $271,022 | $61,579 | 2024-12 |
| 5cees International | Religion-related | 501(c)(3) | 2024 | $267,848 | $1,915 | 2025-12 |
| Uniquely Knitted Inc | Human services | 501(c)(3) | 2019 | $239,346 | $99,560 | 2025-06 |
| Foothill Education Foundation | Education | 501(c)(3) | 1992 | $237,384 | $310,276 | 2025-06 |
| Fullvalue Ministries | Religion-related | 501(c)(3) | 2003 | $235,470 | $156,773 | 2025-12 |
| Grace Bible Mission | Religion-related | 501(c)(3) | 2006 | $224,019 | $142,817 | 2025-12 |
| Ed Tandy McGlasson Ministries Inc | 501(c)(3) | 2005 | $215,422 | $79,204 | 2025-12 | |
| Operation Warm Wishes | Community improvement and capacity building | 501(c)(3) | 2016 | $213,827 | $9,914 | 2024-12 |
| Tend | Religion-related | 501(c)(3) | 2019 | $204,041 | $74,460 | 2025-12 |
| Prepare To Change Child and Family Counseling | Mental health and crisis intervention | 501(c)(3) | 2019 | $203,133 | $33,028 | 2024-12 |
| Integrated Solutions 360 | Human services | 501(c)(3) | 2017 | $196,643 | $23,895 | 2024-12 |
| San Diego Chamber Music Workshop | 501(c)(3) | 1992 | $193,622 | $140,753 | 2025-12 | |
| World Spine Care | Science and technology | 501(c)(3) | 2010 | $191,106 | $653,190 | 2025-12 |
| Orange County Japanese American Association | Human services | 501(c)(3) | 1993 | $186,681 | $479,677 | 2025-12 |
| Aalambana Foundation Inc | Human services | 501(c)(3) | 2020 | $185,590 | $283,343 | 2025-12 |
| Southern Cal Painting & Decorating Cntrctor of America Trning Trust Fund | 501(c)(5) | 1993 | $184,249 | $238,953 | 2025-12 | |
| Pop Warner Little Scholars Inc | Recreation and sports | 501(c)(3) | 1990 | $179,519 | $78,890 | 2025-02 |
| Workforce Technician Education Center | Education | 501(c)(3) | 2016 | $176,972 | $39,166 | 2025-10 |
| Tustin Community Pre School Inc | 501(c)(3) | 1971 | $174,998 | $154,170 | 2025-06 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $163,964 | $125,587 | 2025-06 | |
| Mission Purpose Fellowship | Religion-related | 501(c)(3) | 2022 | $155,770 | $231,518 | 2024-12 |
| Tustin Area Senior Center Fund Inc | 501(c)(3) | 1988 | $154,704 | $257,002 | 2025-06 | |
| Noology Institute | Human services | 501(c)(3) | 1993 | $149,998 | $1 | 2024-12 |
| National Junior Basketball | 501(c)(3) | 1993 | $143,774 | $3,510 | 2025-07 | |
| Ladera Elementary School Pto | Education | 501(c)(3) | 2002 | $141,430 | $169,953 | 2025-06 |
| Wings of Faith Ministries Inc | 501(c)(3) | 1980 | $135,963 | $183,160 | 2025-12 | |
| Foothill Communities Association Inc | 501(c)(4) | 1980 | $130,775 | $28,303 | 2025-12 | |
| Idea Seed | Human services | 501(c)(3) | 2015 | $128,268 | $1.6 million | 2025-12 |
| Center Stage Theater | Arts, culture and humanities | 501(c)(3) | 2015 | $128,172 | $20,030 | 2025-12 |
| American Society of Landscape Architects | Environment | 501(c)(6) | 1961 | $124,878 | $85,133 | 2024-12 |
| Trinity Counseling Services | Education | 501(c)(3) | 1979 | $123,450 | $40,498 | 2025-06 |
| Republic Beverage Company Relief Fu ND | Public safety, disaster preparedness and relief | 501(c)(3) | 2005 | $121,276 | $2.1 million | 2025-12 |
| Tustin Area Historical Society | 501(c)(3) | 1976 | $119,133 | $184,804 | 2025-12 | |
| International Institute of Building Enclosure Consultants Inc | Community improvement and capacity building | 501(c)(6) | $117,888 | $164,906 | 2025-12 | |
| Rebound Mentorship | Youth development | 501(c)(3) | 2021 | $116,500 | $501 | 2025-12 |
| Tee Movers for Chinese Church | Arts, culture and humanities | 501(c)(3) | 2012 | $114,575 | $474,623 | 2024-12 |
| Legacy Magnet Academy Pto | Education | 501(c)(3) | 2021 | $110,899 | $36,680 | 2026-07 |
| Little League Baseball Inc | 501(c)(3) | 1967 | $102,498 | $32,863 | 2025-09 | |
| Dance To Your Hearts Delight | Arts, culture and humanities | 501(c)(3) | 2022 | $100,022 | $20,273 | 2024-12 |
| The Columbus Tustin Parent Teacher Organization Pto | Education | 501(c)(3) | 1998 | $96,860 | $65,131 | 2026-06 |
| Only in Love | Religion-related | 501(c)(3) | 2023 | $96,849 | $40,834 | 2025-12 |
| SCT Charities | Human services | 501(c)(3) | 2005 | $91,373 | $420,077 | 2024-12 |
| Orange County Chapter of Risk MGMT Association | 501(c)(4) | 1998 | $91,351 | $9,503 | 2025-08 | |
| Book Club - Tustin | Human services | 501(c)(3) | 2025 | $90,459 | $38,759 | 2025-12 |
| Orange County Law Enforcement Explorer Advisor Association | Education | 501(c)(3) | 2009 | $90,030 | $53,043 | 2025-12 |
| Global Companions International Inc | Religion-related | 501(c)(3) | 2015 | $89,445 | $239,328 | 2025-12 |
| Helping the Behaviorally Challenging Child | Human services | 501(c)(3) | 2014 | $89,112 | $2.2 million | 2024-12 |
| Girls of Dog Rescue | Animal-related | 501(c)(3) | 2019 | $84,015 | $20,772 | 2025-12 |
| Crossgrain Ministries | Religion-related | 501(c)(3) | 2011 | $84,000 | $10,894 | 2025-12 |
| Listoamerica Inc | Education | 501(c)(3) | 2010 | $83,350 | $1 | 2024-12 |
| Climb Your Everest | Employment | 501(c)(3) | 2022 | $81,086 | $168,674 | 2025-12 |
| Pioneer Middle School Parent Teacher Organization Inc | Education | 501(c)(3) | 2000 | $80,494 | $91,729 | 2026-06 |
| Tustin Scholarships | Education | 501(c)(3) | 2023 | $80,373 | $226,106 | 2025-12 |
| Tustin Police Foundation | Human services | 501(c)(3) | 2011 | $78,897 | $166,105 | 2025-12 |
| Restoring Hope in Youth | Youth development | 501(c)(3) | 2019 | $78,500 | $9,550 | 2024-12 |
| Grace Global Vision | Religion-related | 501(c)(3) | 2022 | $75,168 | $20,222 | 2025-12 |
| California Council of the American Society of Landscape Architects | 501(c)(6) | 1959 | $74,234 | $20,747 | 2025-09 | |
| California Nevada Hawaii Associatio N of Emblem Clubs | Mutual and membership benefit | 501(c)(10) | 2026 | $72,712 | $235,429 | 2025-06 |
| A Pawsitive Approach | Animal-related | 501(c)(3) | 2023 | $67,838 | $77,045 | 2024-12 |
| Tustin Chamber of Commerce | Community improvement and capacity building | 501(c)(6) | 2026 | $64,355 | $11,185 | 2025-06 |
| Prosqd Corporation | Youth development | 501(c)(3) | 2025 | $63,603 | $109,159 | 2025-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $63,590 | $43,331 | 2025-06 | |
| Muya Enrichment | Public and societal benefit | 501(c)(3) | 2025 | $62,797 | $31,663 | 2025-06 |
| Tustin Santa Ana Rotary Club Foundation | Community improvement and capacity building | 501(c)(3) | 2022 | $61,875 | $318,854 | 2025-06 |
| Amateur Golf Association Orange County Ca Chapter | Community improvement and capacity building | 501(c)(6) | 1997 | $61,415 | $20,204 | 2025-12 |
| Tustin Knights of Pythias Foundation | 501(c)(3) | 2023 | $57,805 | $520,203 | 2025-12 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $55,436 | $65,007 | 2025-06 | |
| Barbara Benson Elementary School P T O | Education | 501(c)(3) | 1996 | $51,295 | $32,656 | 2025-06 |
| Peters Canyon Elementary School Pto | Education | 501(c)(3) | 1997 | $51,032 | $68,050 | 2025-06 |
| California Federation of Womens Clubs | 501(c)(3) | 1998 | $48,799 | $112,065 | 2026-06 | |
| Korean Festival Committee of Orange County | Community improvement and capacity building | 501(c)(3) | 2022 | $46,200 | $13,675 | 2024-12 |
| American Legion | 501(c)(19) | 1934 | $45,375 | $20,019 | 2025-12 | |
| Automobile Dealers Management Association Inc | 501(c)(6) | 2020 | $44,306 | $31,348 | 2025-12 | |
| Netz 4 Life Inc | Recreation and sports | 501(c)(3) | 2006 | $43,000 | $11,018 | 2024-08 |
| Amena Mobile Clinic | Health care | 501(c)(3) | 2020 | $41,939 | $8,528 | 2025-12 |
| Want Institute for Marriage Family and Child Counseling | 501(c)(3) | 1977 | $41,826 | $10,596 | 2025-12 | |
| Upstream Ministries | Religion-related | 501(c)(3) | 2001 | $41,660 | $2,187 | 2025-12 |
| International Association of Lions Clubs | 501(c)(4) | 1966 | $40,817 | $30,806 | 2025-06 | |
| Leadmed Foundation | Human services | 501(c)(3) | 2025 | $40,000 | $40,000 | 2024-12 |
| Tamar Center | Housing and shelter | 501(c)(3) | 2022 | $40,000 | $2,533 | 2024-12 |
| International Concern Inc | 501(c)(3) | 1965 | $39,700 | $26,386 | 2025-12 | |
| The Roosters | 501(c)(4) | 1978 | $37,076 | $31,286 | 2025-12 | |
| Gohar Educational and Welfare Foundation | Education | 501(c)(3) | 2023 | $36,295 | $45,098 | 2025-12 |
| Project Possible Worldwide Fka Omf | Health care | 501(c)(3) | 2010 | $34,332 | $39,592 | 2025-12 |
| Net Family Support | Human services | 501(c)(3) | 2023 | $30,473 | $36,150 | 2025-12 |
| Friends of the Tustin Library Inc | 501(c)(3) | 1985 | $29,211 | $172,026 | 2025-06 | |
| Cheng Kung University Alumni Association of Southern California | Recreation and sports | 501(c)(7) | 1999 | $28,176 | $134,744 | 2024-12 |
| Orange County Firefighters Emerald Society | Arts, culture and humanities | 501(c)(3) | 2013 | $27,864 | $150,454 | 2025-12 |
| California Action | 501(c)(4) | 1997 | $25,521 | $431,730 | 2024-12 | |
| Maple Business Council | Community improvement and capacity building | 501(c)(6) | 2021 | $25,203 | $22,799 | 2025-12 |
| Just Jesus Global Network Americas | Religion-related | 501(c)(3) | 2025 | $23,700 | $23,350 | 2025-12 |
| Multicultural Therapy Academy | Mental health and crisis intervention | 501(c)(3) | 2021 | $20,510 | $13,985 | 2025-12 |
| Kevin and Sandra Hutton Family Foundation | Health care | 501(c)(3) | 2024 | $20,000 | $195,599 | 2024-12 |
| California Browncoats Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2010 | $19,627 | $40,426 | 2024-12 |
| Church of the Living God TC Inc | Religion-related | 501(c)(3) | 2024 | $17,908 | $7,535 | 2025-12 |
| Alcheme Natural Health Institute | Health care | 501(c)(3) | 2023 | $17,534 | $18,659 | 2024-12 |
| Cloudfire Ministries | Religion-related | 501(c)(3) | 2014 | $15,861 | $0 | 2020-12 |
| Deafinitely 4 Kids | Human services | 501(c)(3) | 1999 | $13,154 | $16,654 | 2024-12 |
| Will & Bond | Youth development | 501(c)(3) | 2025 | $12,704 | $10,382 | 2025-12 |
| American Society of Heating Refrigerating & A-C Engineers | 501(c)(3) | 1973 | $11,811 | $20,245 | 2025-06 | |
| Comunidad de Apoyo Y Fuerza Espiritual | Mental health and crisis intervention | 501(c)(3) | 2021 | $7,670 | $1,531 | 2025-12 |
| Cheng Kung University Foundation | 501(c)(3) | 1986 | $5,991 | $95,048 | 2024-12 | |
| Quest of Sages | 501(c)(3) | 2021 | $5,400 | $730 | 2023-12 | |
| Faces of Mankind | Public and societal benefit | 501(c)(3) | 2016 | $4,327 | $6,117 | 2024-12 |
| Inland Empire Rescue Mission Inc | 501(c)(3) | 2009 | $4,041 | $43,995 | 2025-09 | |
| Creative Family Support | Human services | 501(c)(3) | 2014 | $3,410 | $1 | 2025-12 |
| Cool Runnin Camaros of Southern California | Recreation and sports | 501(c)(7) | 2020 | $2,858 | $2,231 | 2024-12 |
| Guild for Infant Survival Orange County | 501(c)(3) | 1987 | $920 | $15,164 | 2024-12 | |
| Ripple Kids Inc | Youth development | 501(c)(3) | 2007 | $535 | $8,662 | 2024-12 |
| Casas Del Rio | 501(c)(3) | 1983 | $97 | $485,583 | 2025-08 | |
| Connectionclub | Human services | 501(c)(3) | 2024 | $20 | $268,034 | 2024-12 |
| Advent Christian General Conference of America | 501(c)(3) | 1972 | ||||
| Agapay Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2022 | $2,629 | 2025-12 | |
| Aidson International Education Group | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Alumni Alliance | Human services | 501(c)(3) | 2024 | $0 | $0 | 2026-06 |
| Alzheimer Prevention Foundation | Diseases, disorders and medical disciplines | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| American Rose Society | 501(c)(3) | 1983 | $0 | $0 | 2025-12 | |
| Anphu Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2002 | $440,016 | 2025-12 | |
| Apcgn | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Apple Seeds Services Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Asian Business Community Development Inc | Community improvement and capacity building | 501(c)(3) | 2000 | $0 | $0 | 2025-12 |
| Atlas Ecological Detection Dogs | Animal-related | 501(c)(3) | 2026 | |||
| Aurora NK | Education | 501(c)(3) | 2024 | |||
| B4sports Leadership Academy Inc | Youth development | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Bacon Bits of Hope | Diseases, disorders and medical disciplines | 501(c)(3) | 2015 | $0 | $0 | 2026-03 |
| Ballet Project Oc | Arts, culture and humanities | 501(c)(3) | 2025 | |||
| Bear Flag Soccer Club Inc | Recreation and sports | 501(c)(3) | 2026 | |||
| Beightler Squires Charitable Trust | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2000 | $2.5 million | 2025-12 | |
| Bekl Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $67,217 | 2025-12 | |
| Benmost Bore House of Studies | 501(c)(3) | 1983 | ||||
| Bethany Revival Center of Orange County | 501(c)(3) | 1976 | ||||
| Bijan Kassari Foundation | Education | 501(c)(3) | 2021 | $482,950 | 2025-12 | |
| Blessing Community Church | Religion-related | 501(c)(3) | 1996 | |||
| Bridgepoint Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | $20,000 | 2025-12 | |
| Bulacan Group U S A | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Cal Poly Federal Credit Union A Corp | 501(c)(1) | 2010-12 | ||||
| California Justice Center | Crime and legal-related | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| California Parkinsons Group Foundation | Diseases, disorders and medical disciplines | 501(c)(3) | 2008 | $0 | $0 | 2024-12 |
| California University of Technology | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| California Womens Leadership Assoc | 501(c)(4) | 1996 | $0 | $0 | 2025-12 | |
| Calvary of Love Church | Religion-related | 501(c)(3) | 2001 | |||
| Cardinal Fellows | Education | 501(c)(3) | 2026 | |||
| Chabad of Tustin | Religion-related | 501(c)(3) | 2011 | |||
| Charitable Lions Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | $495,956 | 2025-12 | |
| Cheer Up Foundation | Human services | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Christ Church for All People | Religion-related | 501(c)(3) | 2002 | |||
| Church Mice Square Dance Club | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Church of Everlasting Life | 501(c)(3) | 1968 | ||||
| Church of Hope | Religion-related | 501(c)(3) | 2001 | |||
| Color Our World | Public and societal benefit | 501(c)(3) | 2019 | $0 | $0 | 2023-12 |
| Communityunity | Human services | 501(c)(3) | 2025 | |||
| Concerts for Hope Inc | Human services | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Concussion Connection Inc | Health care | 501(c)(3) | 2020 | $0 | $0 | 2023-12 |
| Congregation Bnai Israel | Religion-related | 501(c)(3) | 2014 | 2024-06 | ||
| Corrections Staff Fellowship Inc | Religion-related | 501(c)(3) | 2015 | $0 | $0 | 2023-12 |
| Creature Comforts Cat Sanctuary Inc | Animal-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Crescent Cuisine Inc | Food, agriculture and nutrition | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Crowded House Inc | Religion-related | 501(c)(3) | 2014 | |||
| Cultura Golf Foundation Inc | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Darul Falah Inc | Religion-related | 501(c)(3) | 2003 | |||
| Daughters Together | Youth development | 501(c)(3) | 2026 | |||
| Daughters of Vartan | 501(c)(7) | 1964 | $0 | $0 | 2024-12 | |
| Dental Association Foundation Inc | Education | 501(c)(3) | 2025 | |||
| Depression and Bipolar Support Alliance Orange County Inc | 501(c)(3) | 1987 | $0 | $0 | 2025-12 | |
| Dick Morris Memorial | Youth development | 501(c)(3) | 2025 | $0 | $5,023 | 2025-05 |
| Dime Volleyball Center | Recreation and sports | 501(c)(3) | 2019 | $329,629 | 2024-12 | |
| Disciples Korean United Methodist Church | 501(c)(3) | 1990 | ||||
| Dream Chasers University Inc | Recreation and sports | 501(c)(3) | 2025 | $36,000 | 2025-12 | |
| Dunamei International Ministries | Religion-related | 501(c)(3) | 2019 | $0 | $0 | 2025-06 |
| Eagles Evangelism | 501(c)(3) | 1994 | $0 | $0 | 2025-12 | |
| Eastern Western Women Film Fest Inc | Education | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| Elijah Ministries Inc | 501(c)(3) | 1988 | ||||
| Emmys Place | Civil rights, social action and advocacy | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Empowering Arts | Arts, culture and humanities | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Empowerment and Leadership Institute | Public and societal benefit | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Exodus3 | Religion-related | 501(c)(3) | 2007 | |||
| Faith Baptist Fellowship and Ministries | 501(c)(3) | 1979 | ||||
| Fanticola Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2013 | $1.8 million | 2025-12 | |
| First Baptish Church Tustin | Religion-related | 501(c)(3) | 2025 | |||
| First Methodist Church in California | 501(c)(3) | 1983 | ||||
| Foothill Regional Medical Center Medical Staff | Health care | 501(c)(4) | 2019 | $0 | $0 | 2025-12 |
| Fortis Stella Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $507,156 | 2024-12 | |
| Foster 26 Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Friends for West Grove Inc | Education | 501(c)(3) | 2010 | $0 | $0 | 2024-12 |
| Ftoc Imaging Center | Health care | 501(c)(3) | 2026 | |||
| Funco Parent-Led Preparatory Program | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-06 |
| Generation Changers International Ministries Inc | Religion-related | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Global Husbandry Resources Inc | Food, agriculture and nutrition | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Global Med Youth Hub Inc | Youth development | 501(c)(3) | 2025 | |||
| Global Progressive Education Society Gpes | Education | 501(c)(3) | 2024 | $0 | $0 | 2025-07 |
| Gogo Institute | Religion-related | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Golden State Squares | 501(c)(7) | 1997 | $0 | $0 | 2025-05 | |
| Good Shepherd Prayer Fellowship | 501(c)(3) | 1985 | ||||
| Grace Fellowship Ministries of Tustin Inc | Religion-related | 501(c)(3) | 2008 | $0 | $0 | 2025-03 |
| Grace Mission Church International | Religion-related | 501(c)(3) | 2008 | |||
| Grace Stone Foundation | Education | 501(c)(3) | 2024 | |||
| Great King Ministry | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2026-02 |
| Greater Los Angeles Industry Liaison Group-Region IX Inc | 501(c)(4) | 1996 | $0 | $0 | 2025-12 | |
| Hands for Africa | International, foreign affairs and national security | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Happiness Inspiration Passion Foundation Inc | 501(c)(3) | 2015 | $0 | $0 | 2025-06 | |
| Harin | Environment | 501(c)(3) | 2024 | $1 | 2024-12 | |
| Harvest Time Ministries U S A | Arts, culture and humanities | 501(c)(3) | 1989 | $0 | $237,147 | 2024-12 |
| Hasan Charity Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2020 | $64,691 | 2025-12 | |
| Heritage Community Church | 501(c)(3) | 1989 | ||||
| High Hopes Counseling Foundation Inc | Mental health and crisis intervention | 501(c)(3) | 2021 | $0 | $79,415 | 2025-12 |
| Hong Kong Polytechnic University Southern California Association | Recreation and sports | 501(c)(7) | 2008 | $0 | $0 | 2026-06 |
| Hope Christian Church Ministries | 501(c)(3) | 1978 | ||||
| Hope Christian Church of Tustin | 501(c)(3) | 1977 | ||||
| Hope for Today Ministries | Religion-related | 501(c)(3) | 1996 | |||
| Horizon Foundation | Arts, culture and humanities | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Hoson House | Human services | 501(c)(3) | 2015 | $0 | $0 | 2025-03 |
| Housing for Hope Inc | Housing and shelter | 501(c)(3) | 2023 | $1,785 | 2025-12 | |
| Howard A and Shirley Jones Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2006 | $911,081 | 2025-12 | |
| I C F Ministries | Religion-related | 501(c)(3) | 1999 | |||
| Ibear Connect | Education | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Igl Cristiana Ebenezer de Las Asambleas de Dios | 501(c)(3) | 1964 | ||||
| Iglesia Cristiana Rayo de Luz | 501(c)(3) | 1986 | ||||
| Iglesia de Dios Mundial | 501(c)(3) | 1959 | ||||
| Images Dance Company | Arts, culture and humanities | 501(c)(3) | 2006 | $0 | $0 | 2024-06 |
| In Christ International | 501(c)(3) | 1993 | ||||
| Indivillage Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | |||
| Innovatesteam Foundation Inc | Human services | 501(c)(3) | 2023 | |||
| Inside Out Ministries | Religion-related | 501(c)(3) | 2019 | $0 | $0 | 2023-12 |
| Integration Word Ministries | Religion-related | 501(c)(3) | 2005 | |||
| Interfaith Youth Alliance | 501(c)(3) | 2020 | $0 | $0 | 2025-12 | |
| International Association of Science & Technology for Developme | 501(c)(3) | 1993 | $0 | $3.4 million | 2025-12 | |
| International Lawyers in Aa | Public and societal benefit | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| International Support Initiative | Human services | 501(c)(3) | 2026 | |||
| Irvine Adventist Church Inc | Religion-related | 501(c)(3) | 2011 | |||
| Irvine Ju Church | Religion-related | 501(c)(3) | 2017 | |||
| Irvine Woori Baptist Church | Religion-related | 501(c)(3) | 2023 | |||
| Irvine the Church | Religion-related | 501(c)(3) | 2018 | |||
| J Legacy Foundation Inc | Recreation and sports | 501(c)(3) | 2022 | $0 | $36 | 2024-12 |
| Jamie Lynn Fullmer Memorial Fund | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2002 | $4,926 | 2025-11 | |
| Janet Curci Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2017 | $17.2 million | 2025-12 | |
| Japanese Cultural Arts Preservation Society Inc | Arts, culture and humanities | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Jerome Foundation | 501(c)(3) | 1957 | $5.6 million | 2025-12 | ||
| Joy Christian Fellowship | 501(c)(3) | 1982 | ||||
| Kaleidoscope Church | Religion-related | 501(c)(3) | 2021 | |||
| Kappa Alpha Theta Fraternity | 501(c)(7) | 1940 | $0 | $0 | 2026-06 | |
| Kids Read Inc | Education | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Kingdom House | Religion-related | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Kingsmen Starcorps | Arts, culture and humanities | 501(c)(3) | 2005 | $0 | $0 | 2024-12 |
| Kingsmen Starcorps Title Holding Company | Community improvement and capacity building | 501(c)(2) | 2020 | $0 | $0 | 2025-12 |
| Kiwanis Club of Tustin Foundation | Education | 501(c)(3) | 2009 | $0 | $0 | 2025-09 |
| Kiwanis International | 501(c)(4) | 1966 | $0 | $0 | 2025-09 | |
| Kling Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2000 | $785,972 | 2024-12 | |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2025-06 | |
| Know Before You Go Corp | Education | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Korean Grace Baptist Church of Irvine | Religion-related | 501(c)(3) | 2001 | |||
| LM1983 Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2019 | $9.7 million | 2024-12 | |
| Ladies Auxiliary of California Society Sons of America Revolution | Education | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Lam Clinic Foundation Inc | Human services | 501(c)(3) | 2019 | $0 | $983 | 2025-12 |
| Latino Advocates for Education Inc | 501(c)(3) | 1974 | $0 | $0 | 2025-12 | |
| Life & Hope Foundation | Public and societal benefit | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Life Adoption Services Inc | Human services | 501(c)(3) | 1986 | $0 | $0 | 2025-09 |
| Life Family Foundation | Human services | 501(c)(3) | 2025 | $0 | $0 | 2025-06 |
| Lighthouse World | Human services | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Lormar Brandman Foundation | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Los Angeles Composers Collective | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Los Angeles Reserve Probation Officer Foundation | Crime and legal-related | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Louis Justin Foundation | Mental health and crisis intervention | 501(c)(3) | 2025 | |||
| Love in Truth Institute Inc | Health care | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Luminous Smiles Foundation | Health care | 501(c)(3) | 2026 | |||
| Main Place Christian Fellowship | 501(c)(3) | 1992 | ||||
| Mandarin Immersion Schools | Education | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Medical Compassion Mission | International, foreign affairs and national security | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Meditation Gardens of Orange County | Recreation and sports | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Melodyland Christian Center | 501(c)(3) | 1976 | ||||
| Metal Arts Society of Southern California | 501(c)(3) | 1980 | $0 | $0 | 2025-12 | |
| Ministry Incorporated | Religion-related | 501(c)(3) | 2019 | |||
| Mission Hope Covenant Church Tustin Ca | 501(c)(3) | 1975 | ||||
| Mission To Families Ministries Inc | Religion-related | 501(c)(3) | 2011 | $0 | $0 | 2024-12 |
| Morning Dew Presbyterian Church | Religion-related | 501(c)(3) | 2011 | |||
| Multicultural Healing Foundation Inc | Mental health and crisis intervention | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Murphys Meals | Mental health and crisis intervention | 501(c)(3) | 2018 | $0 | $0 | 2023-12 |
| Mutual Direction Organization | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| N10 Dance Foundation | Arts, culture and humanities | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| National Association of Women in Construction | 501(c)(6) | 1965 | $0 | $0 | 2025-09 | |
| National Caregiver Resource Foundation Corp | Human services | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| National Cheng Kung University Academic Development Foundation | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| National League of Young Men Inc | Human services | 501(c)(3) | 2010 | $0 | $0 | 2026-06 |
| Neuroreach Foundation | Education | 501(c)(3) | 2026 | |||
| Newport Outrigger Canoe Club | Recreation and sports | 501(c)(3) | 2022 | $0 | $0 | 2026-06 |
| Oc Athletics Organization Corp | Recreation and sports | 501(c)(3) | 2024 | |||
| Oc Wellness Care | Health care | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Ocean Geothermal Energy Foundation | Environment | 501(c)(3) | 2012 | $0 | $0 | 2023-12 |
| Onggi Mission | Religion-related | 501(c)(3) | 2019 | $3,270 | 2024-12 | |
| Open Arms Rural Resource Center | Community improvement and capacity building | 501(c)(3) | 2025 | |||
| Operacion Unidad Inc | Religion-related | 501(c)(3) | 2026 | |||
| Optical Society of Southern California Inc | Education | 501(c)(3) | 2018 | $0 | $0 | 2025-06 |
| Orange County African American Community Center Inc | Public and societal benefit | 501(c)(3) | 2024 | |||
| Orange County Amateur Radio Club Inc | 501(c)(7) | 1965 | $0 | $0 | 2025-12 | |
| Orange County Industry Liaison Group | Community improvement and capacity building | 501(c)(6) | 2016 | $0 | $0 | 2025-12 |
| Orange County Product Managers | Community improvement and capacity building | 501(c)(6) | 2014 | $0 | $0 | 2025-12 |
| Orange County Reserve Deputy Sheriffs Association | Crime and legal-related | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Orange County Scholars Foundation | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Orange County Tapeball Cricket Foun Dation Octcf | Recreation and sports | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Orange County Trojans Youth Football | Recreation and sports | 501(c)(3) | 2025 | |||
| Orange County Wrestling Officials | Recreation and sports | 501(c)(3) | 2026 | |||
| Order of the Company of Mary Our Lady | 501(c)(3) | 1946 | ||||
| Orphans and You Matter Org | Human services | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| PSR Foundation Incorporated | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| Parents of Murdered Children | Mental health and crisis intervention | 501(c)(3) | 1981 | $0 | $0 | 2025-12 |
| Paul & Silas Ministry Teams | Human services | 501(c)(3) | 1995 | |||
| Paula M Grigsby Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1999 | $1,284 | 2025-12 | |
| Peace at Workplace | Education | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Phi Kappa Tau Fraternity | 501(c)(7) | 1941 | $0 | $0 | 2025-12 | |
| Pine Tree Korean Church | Religion-related | 501(c)(3) | 1997 | |||
| Plant A Seed Institute | Education | 501(c)(3) | 2013 | $0 | $0 | 2025-11 |
| Plero Foundation | International, foreign affairs and national security | 501(c)(3) | 2026 | |||
| Powerhouse Christian Fellowship | 501(c)(3) | 1983 | ||||
| Prefect of the Institute for the Operation of Religion Inc | 501(c)(3) | 1983 | ||||
| Pta California Congress of Parents Teachers & Students | 501(c)(3) | 1943 | $0 | $0 | 2025-06 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $0 | $0 | 2025-06 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $0 | $0 | 2026-06 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $0 | $0 | 2024-06 | |
| Pta California Congress of Parents Teachers and Students Inc | 501(c)(3) | 1943 | $0 | $0 | 2025-06 | |
| Pta California Congress of Parents Teachers and Students Inc | 501(c)(3) | 1943 | $0 | $0 | 2025-06 | |
| Pueblos of California | Youth development | 501(c)(3) | 2024 | $0 | $0 | 2024-06 |
| RKH Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | $471,669 | 2025-12 | |
| Ralph & Eleanor Leatherby Family Foundation | 501(c)(3) | $534,962 | 2025-12 | |||
| Red Hill Lutheran Church | 501(c)(3) | 1961 | ||||
| Red Wagon Ministry | Human services | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Regimes Museum Inc | Arts, culture and humanities | 501(c)(3) | 2015 | $2,957 | 2025-12 | |
| Republic National Distributing Company Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2013 | $80,129 | 2025-12 | |
| Revival in the City | Religion-related | 501(c)(3) | 2026 | |||
| Saddleback Mobilodge Club | 501(c)(7) | 1970 | $0 | $0 | 2024-12 | |
| Safe Harbor Oc Church | Religion-related | 501(c)(3) | 2023 | |||
| Saje Foundation Charitable Trust | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $2 million | 2024-12 | |
| Salvation Deliverance Church | 501(c)(3) | 1971 | ||||
| Santa Ana Endurance Academy Inc | Human services | 501(c)(3) | 2023 | $0 | $41,346 | 2023-12 |
| Sathya Sai Baba Society | 501(c)(3) | 1970 | ||||
| Saving Faith Ecumenical Churches | 501(c)(3) | 1983 | ||||
| Saving Faith Ecumenical Churches Ecumenical Churches-Incorporated | 501(c)(3) | 1983 | ||||
| Saving Faith Ecumenical Churches Ecumenical Churches-Incorporated | 501(c)(3) | 1983 | ||||
| Saving Faith Ecumenical Churches Ecumenical Churches-Incorporated | 501(c)(3) | 1983 | ||||
| Saving Faith Ecumenical Churches Ecumenical Churches-Incorporated | 501(c)(3) | 1983 | ||||
| Schoolsfirst Federal Credit Union | 501(c)(1) | 1955 | ||||
| Scooping Dreams | Arts, culture and humanities | 501(c)(3) | 2024 | |||
| Seoul High School Alumni Association of La | Human services | 501(c)(7) | 2023 | $0 | $0 | 2025-12 |
| Seva Collective | Food, agriculture and nutrition | 501(c)(3) | 2021 | $0 | $0 | 2022-12 |
| Shanghai Jiao Tong University Foundation of America | Education | 501(c)(3) | 2008 | $813,566 | 2024-12 | |
| Sherry Griswold Foundation | Mutual and membership benefit | 501(c)(3) | 2014 | $58,163 | 2024-12 | |
| So Cal Bible Church | Religion-related | 501(c)(3) | 2011 | |||
| So4j | Religion-related | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Socal Medtech Association | Medical research | 501(c)(3) | 2025 | |||
| Sodaro Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1999 | $55,331 | 2024-12 | |
| Songshare | Community improvement and capacity building | 501(c)(7) | 2016 | $0 | $0 | 2026-05 |
| Sos Healing Foundation | Housing and shelter | 501(c)(3) | 2023 | |||
| South Coast Stars | Arts, culture and humanities | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| South Coast Weavers Guild Inc | Recreation and sports | 501(c)(7) | 2014 | $0 | $0 | 2026-06 |
| South Orange County Baseball | Recreation and sports | 501(c)(3) | 1995 | |||
| Southern California Hibiscus Society | Environment | 501(c)(5) | 2016 | $0 | $0 | 2025-12 |
| Southern California Medical Education Council | Diseases, disorders and medical disciplines | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Spiritual Assembly of the Bahais of Tustin | Religion-related | 501(c)(3) | 1995 | |||
| Springs of Dreams Corporation | Education | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| St Stephens Anglican Chruch A California Nonprofit Religious | Religion-related | 501(c)(3) | 2009 | |||
| Storagehouse of the Word International | Arts, culture and humanities | 501(c)(3) | 1998 | $0 | $0 | 2025-12 |
| Streams of Life Church | Religion-related | 501(c)(3) | 2020 | |||
| Sung Rak Baptist Church of Southern California | 501(c)(3) | 1990 | ||||
| Supreme Emblem Club of the United States of America Inc | 501(c)(10) | 1949 | $0 | $0 | 2025-06 | |
| Taiwanese Christian Church in Orange County | 501(c)(3) | 1976 | ||||
| Taiwanese Christian Church of Orange 06-15-97 | Religion-related | 501(c)(3) | 1998 | |||
| Temple Iasara of Newport Beach Corporation | 501(c)(3) | 1976 | ||||
| Temple Sharon | 501(c)(3) | 1970 | ||||
| Templo Cavario Fuente de Luz | Religion-related | 501(c)(3) | 2004 | |||
| The Eddie Guardado Foundation | Medical research | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| The Family of the Sacred Heart Inc | Youth development | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| The Heart of Asia | Religion-related | 501(c)(3) | 2003 | $0 | $0 | 2023-12 |
| The Joe Macpherson Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2008 | $29.6 million | 2025-12 | |
| The Malama Collective | Diseases, disorders and medical disciplines | 501(c)(3) | 2026 | |||
| To Raise A Child Project | Food, agriculture and nutrition | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Transformacion Mundial | Religion-related | 501(c)(3) | 2006 | $0 | $0 | 2025-06 |
| Trinity Christian Center of San Marcos | 501(c)(3) | 1971 | ||||
| Trios Ministries | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Triune Inc | 501(c)(3) | 1979 | ||||
| True Sugar | Health care | 501(c)(3) | 2022 | $1 | 2025-12 | |
| Tustin Baptist Temple of Orange County | 501(c)(3) | 1977 | ||||
| Tustin High School Pto | Education | 501(c)(3) | 2002 | $0 | $0 | 2025-06 |
| Tustin Musical Theatre Academy | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-06 |
| Tustin Preservation Conservancy | Arts, culture and humanities | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Tustin Seabreeze Community Church of Nazarene | 501(c)(3) | 1963 | ||||
| Tustin Sports Academy Softball & Baseball Inc | Recreation and sports | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Tustin Tennis Club | Recreation and sports | 501(c)(7) | 2013 | $0 | $0 | 2026-05 |
| Tustin Unified School District Financing Corporation | Public and societal benefit | 501(c)(4) | 2002 | $0 | $0 | 2025-06 |
| USA Economics Olympiad | Education | 501(c)(3) | 2026 | |||
| USA Junior Pickle Ball Association Inc | Youth development | 501(c)(3) | 2023 | $0 | $0 | 2025-06 |
| Unicorn Youth Rugby | Recreation and sports | 501(c)(3) | 2010 | $0 | $0 | 2024-12 |
| United Evangelical Churches | 501(c)(3) | 1970 | ||||
| United States Search and Rescue | Public safety, disaster preparedness and relief | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Unity Church of Christianity | 501(c)(3) | 1967 | ||||
| Unity Church of Truth & Religious Education Center Inc | 501(c)(3) | 1970 | ||||
| Us Institute of Building Documentation | Community improvement and capacity building | 501(c)(6) | 2014 | $0 | $0 | 2025-12 |
| Veterans Emergency Assistance Program | Human services | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Voice Church of Orange County Inc | Religion-related | 501(c)(3) | 2021 | |||
| Voice of Living Water | Religion-related | 501(c)(3) | 2025 | |||
| Wahoos Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2002 | $928,649 | 2025-12 | |
| Walnut Healthcare | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Water From the Rock | Religion-related | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Webwise Kids Inc | Crime and legal-related | 501(c)(3) | 2002 | |||
| West Coast Film and Media Arts Festival | Arts, culture and humanities | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Western State College of Law Experi Ential Learning Center | Education | 501(c)(3) | 2026 | |||
| Western State Sba | 501(c)(3) | 2026 | ||||
| Western State University Law Review Association Inc | 501(c)(3) | 1975 | $1 | 2025-12 | ||
| Wildcard Army Inc | Diseases, disorders and medical disciplines | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| William R Grigsby Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1999 | $147,497 | 2025-12 | |
| World Hwa Rang Do Association | Recreation and sports | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| World Is Ours | Human services | 501(c)(3) | 2025 | |||
| World Reigners Miracle Church | Religion-related | 501(c)(3) | 2004 | |||
| Yeshua Glow Inc | 501(c)(3) | 1977 | $0 | $0 | 2025-12 | |
| Zoline Foundation | 501(c)(3) | 1956 | $626,235 | 2025-11 |
By cause in Tustin, CA
- Religion-related 71
- Education 49
- Human services 44
- Philanthropy, voluntarism and grantmaking foundations 29
- Recreation and sports 26
- Arts, culture and humanities 22
- Community improvement and capacity building 17
- Youth development 15
- Health care 13
- Mental health and crisis intervention 12
- Housing and shelter 9
- Public and societal benefit 9
- International, foreign affairs and national security 8
- Diseases, disorders and medical disciplines 6
- Food, agriculture and nutrition 5
- Crime and legal-related 4
- Animal-related 4
- Environment 4
- Public safety, disaster preparedness and relief 3
- Mutual and membership benefit 3
Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.