Data / Nonprofits / California / Thousand Oaks
Nonprofits in Thousand Oaks, CA: 475 registered with the IRS
475 nonprofits are registered with the IRS in Thousand Oaks, CA, 428 of them 501(c)(3) charities; the 168 that report revenue took in $376 million. The largest by revenue: California Lutheran University ($204.8 million), Compass Charter Schools ($35.9 million), Amgen Inc Voluntary Employees Beneficiary Association Trust ($23 million). Most common causes: education (44), religion-related (42), arts, culture and humanities (39).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| California Lutheran University | Education | 501(c)(3) | 1983 | $204.8 million | $378.2 million | 2025-05 |
| Compass Charter Schools | Education | 501(c)(3) | 2014 | $35.9 million | $17.4 million | 2025-06 |
| Amgen Inc Voluntary Employees Beneficiary Association Trust | Mutual and membership benefit | 501(c)(9) | 2009 | $23 million | $247 million | 2024-12 |
| Young Mens Christian Association of Southeast Ventura County | Human services | 501(c)(3) | 1971 | $20.3 million | $43.1 million | 2025-06 |
| Many Mansions A California Non Profit Corporation | Housing and shelter | 501(c)(3) | 1980 | $12.7 million | $57.5 million | 2025-06 |
| Meadows Arts and Technology Elementary School | Education | 501(c)(3) | 2009 | $6.7 million | $6 million | 2025-06 |
| Bridges Charter School | Education | 501(c)(3) | 2010 | $6 million | $3.2 million | 2025-06 |
| Westminster Free Clinic | Health care | 501(c)(3) | 2001 | $5.6 million | $7.3 million | 2025-12 |
| Paws for Life K9 Rescue | Animal-related | 501(c)(3) | 2019 | $3.7 million | $2.3 million | 2024-12 |
| Carden Conejo School | Education | 501(c)(3) | 2025 | $3.5 million | $1.9 million | 2025-06 |
| Conejo Valley Senior Concerns | Human services | 501(c)(3) | 1978 | $2.6 million | $5.3 million | 2025-06 |
| New West Symphony Association | Arts, culture and humanities | 501(c)(3) | 1996 | $1.9 million | $677,180 | 2024-12 |
| Sports Academy Foundation | Education | 501(c)(3) | 2021 | $1.9 million | $253,983 | 2024-12 |
| Wood Ranch Sycamore Canyon Village Association | 501(c)(4) | 1998 | $1.9 million | $1.5 million | 2025-12 | |
| Manna Conejo Valley Food Distribution Center Inc | Food, agriculture and nutrition | 501(c)(3) | 1979 | $1.7 million | $5.4 million | 2026-02 |
| Conejo Simi Moorpark Association of Realtors | Community improvement and capacity building | 501(c)(6) | 2010 | $1.7 million | $3.8 million | 2025-12 |
| Sherwood Country Club Charitable Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2013 | $1.6 million | $1.4 million | 2025-06 |
| Santa Paula Animal Rescue Center Inc | Animal-related | 501(c)(3) | 2012 | $1.6 million | $450,927 | 2025-12 |
| P1440 Org Foundation Inc | Mental health and crisis intervention | 501(c)(3) | 2023 | $1.5 million | $85,888 | 2024-12 |
| Cabrillo Music Theatre Inc | Arts, culture and humanities | 501(c)(3) | 1995 | $1.5 million | $39,197 | 2025-08 |
| D V Ranch East Master Association | Housing and shelter | 501(c)(4) | 2001 | $1.5 million | $3 million | 2025-12 |
| Assistance League of Conejo Valley | Human services | 501(c)(3) | 2018 | $1.4 million | $5.6 million | 2026-05 |
| Thousand Oaks Alliance for the Arts | Arts, culture and humanities | 501(c)(3) | 1994 | $1.4 million | $16.5 million | 2025-06 |
| Alegre Global Assistance Charities Inc | International, foreign affairs and national security | 501(c)(3) | 2018 | $1.3 million | $9.2 million | 2024-12 |
| Conejo Valley United Soccer Club | Recreation and sports | 501(c)(3) | 1991 | $1.3 million | $298,205 | 2026-03 |
| Harbor House | Human services | 501(c)(3) | 2019 | $1.2 million | $315,402 | 2024-12 |
| Safe Passage Youth Foundation | Crime and legal-related | 501(c)(3) | 2018 | $1.2 million | $1.9 million | 2025-12 |
| Lancer Booster Club | 501(c)(3) | 2005 | $1.2 million | $666,842 | 2024-12 | |
| Beyond Us & Them | Human services | 501(c)(3) | 2023 | $1.1 million | $1.7 million | 2024-06 |
| Air Warrior Courage Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1999 | $887,561 | $6.2 million | 2025-06 |
| Conejo Free Clinic | Health care | 501(c)(3) | 1978 | $873,414 | $1.4 million | 2025-12 |
| Healthcare for Homeless Animals | Animal-related | 501(c)(3) | 1998 | $740,973 | $1.1 million | 2025-12 |
| Raisinghope Inc | Human services | 501(c)(3) | 2015 | $722,297 | $171,468 | 2024-12 |
| Conejo Schools Foundation | Education | 501(c)(3) | 2004 | $715,116 | $677,847 | 2025-06 |
| Adelante Comunidad Conejo Inc | Civil rights, social action and advocacy | 501(c)(3) | 2019 | $664,617 | $28,849 | 2025-12 |
| Adgood Foundation | Public and societal benefit | 501(c)(3) | 2024 | $621,997 | $282,751 | 2025-12 |
| Lily of the Valley Aids Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2005 | $619,527 | $225,821 | 2025-05 |
| Young Investors Society | Education | 501(c)(3) | 2015 | $610,895 | $165,954 | 2025-12 |
| Society of Saint Vincent de Paul St Paschal Baylon Conference | Human services | 501(c)(3) | 2011 | $601,285 | $55,846 | 2025-09 |
| Companion Animal Protection Society | Animal-related | 501(c)(3) | 1993 | $582,314 | $1.3 million | 2025-12 |
| Goebel Senior Center Commission Inc | Human services | 501(c)(3) | 1989 | $523,895 | $666,333 | 2025-06 |
| Motor for Toys Charitable Foundation | Human services | 501(c)(3) | 2006 | $520,843 | $99,769 | 2025-08 |
| Benevolent & Protective Order of Elks of the USA | 501(c)(8) | 1972 | $448,722 | $936,099 | 2026-03 | |
| Class Aquatics Inc | 501(c)(3) | 1987 | $438,874 | $33,114 | 2025-09 | |
| Saving Gizmos Friends | Animal-related | 501(c)(3) | 2014 | $434,646 | $139,742 | 2025-04 |
| Professional Psych Seminars Inc | Education | 501(c)(3) | 1997 | $412,099 | $258,111 | 2025-06 |
| Thousand Oaks Chinese School | Arts, culture and humanities | 501(c)(3) | 1997 | $406,399 | $1.4 million | 2025-06 |
| Los Robles Hospital Medical Staff Inc | Health care | 501(c)(3) | 2010 | $385,508 | $805,654 | 2024-12 |
| Life School Foundation | International, foreign affairs and national security | 501(c)(3) | 2020 | $345,953 | $333,443 | 2025-12 |
| Conejo Valley Womens Resource Center | Health care | 501(c)(3) | 1985 | $340,238 | $297,726 | 2024-12 |
| Community Conscience | Community improvement and capacity building | 501(c)(3) | 1983 | $324,826 | $2.1 million | 2025-12 |
| Conejo Valley Little League Inc | Youth development | 501(c)(3) | 2014 | $294,526 | $285,971 | 2025-08 |
| Little League Baseball Inc | 501(c)(3) | 1967 | $289,968 | $359,101 | 2025-09 | |
| Thousand Oaks Girls Softball Association Inc | Recreation and sports | 501(c)(3) | 1997 | $282,552 | $277,141 | 2025-10 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $281,136 | $190,416 | 2025-06 | |
| Friends of the Thousand Oaks Library | Education | 501(c)(3) | 1966 | $279,300 | $468,200 | 2025-06 |
| Conejo Players | Arts, culture and humanities | 501(c)(3) | 1965 | $273,645 | $1.1 million | 2025-12 |
| Health for Everyone A Non-Profit Organization | Health care | 501(c)(3) | 2009 | $270,756 | $2.8 million | 2024-12 |
| Rotary International | 501(c)(4) | 1942 | $258,751 | $274,783 | 2025-06 | |
| Conejo Hospice Inc | 501(c)(3) | 1978 | $254,935 | $1.2 million | 2024-12 | |
| Field Hockey Federation Inc | Recreation and sports | 501(c)(3) | 2010 | $251,961 | $302,668 | 2024-12 |
| Sports Committee District 37 A M A Inc | 501(c)(4) | 1990 | $251,326 | $236,247 | 2024-12 | |
| Greater Contribution | Human services | 501(c)(3) | 2008 | $225,283 | $783,225 | 2025-12 |
| Hillrise Open Space Association Inc | Housing and shelter | 501(c)(4) | 2017 | $225,243 | $135,159 | 2026-02 |
| Kingsmen Shakespeare Company | Arts, culture and humanities | 501(c)(3) | 1999 | $214,787 | $113,645 | 2024-12 |
| Conejo Youth Basketball Association Inc | Human services | 501(c)(3) | 2024 | $210,551 | $39,599 | 2026-06 |
| Conejo Oaks Symphony Inc | Arts, culture and humanities | 501(c)(3) | 1996 | $206,355 | $87,471 | 2024-07 |
| Thousand Oaks High School Band Booster Club Inc | 501(c)(3) | 1996 | $200,595 | $155,236 | 2025-06 | |
| Mates Community Network | Education | 501(c)(3) | 2012 | $199,114 | $31,850 | 2025-06 |
| Spiritist Educational Society | Arts, culture and humanities | 501(c)(3) | 2023 | $195,518 | $105,739 | 2025-12 |
| Westlake High School Football Boosters Club Inc | Education | 501(c)(3) | 2008 | $188,773 | $85,620 | 2025-12 |
| Touch Nepal Inc | International, foreign affairs and national security | 501(c)(3) | 2018 | $178,876 | $69,329 | 2025-12 |
| Thousand Oaks Rotary Foundation | Human services | 501(c)(3) | 1997 | $177,075 | $1 million | 2025-06 |
| Special Childrens League Inc | Diseases, disorders and medical disciplines | 501(c)(3) | 1959 | $175,273 | $3,614 | 2025-05 |
| Living Oaks Middle School Academic Alliance Inc | Recreation and sports | 501(c)(3) | 2009 | $172,147 | $115,953 | 2024-06 |
| Pituitary Network Association | Medical research | 501(c)(3) | 1993 | $169,942 | $293,167 | 2025-12 |
| Syned | Education | 501(c)(3) | 2015 | $159,331 | $52,775 | 2024-12 |
| Skip 1 Charities Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2010 | $158,785 | $21,734 | 2024-12 |
| Stepping Stones Riding Program | Education | 501(c)(3) | 2013 | $156,246 | $37,970 | 2024-12 |
| Impactministries | Religion-related | 501(c)(3) | 2017 | $152,944 | $62,722 | 2025-12 |
| Sunset Hills Mens Club | 501(c)(7) | 1993 | $146,007 | $24,847 | 2024-12 | |
| Casa de Paz Housing Inc | Mental health and crisis intervention | 501(c)(3) | 1999 | $142,292 | $1.2 million | 2025-06 |
| Scandinavian American Cultural & Historical Foundation | 501(c)(3) | 1992 | $136,036 | $143,160 | 2025-06 | |
| True Life Kingdom Church | Religion-related | 501(c)(3) | 2015 | $135,759 | $32,781 | 2021-12 |
| Cigar Peg Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2006 | $130,712 | $49,167 | 2025-12 |
| Westlake High School Baseball Boosters Club | Recreation and sports | 501(c)(3) | 2010 | $129,097 | $58,842 | 2025-06 |
| Sherwood County Club Employees Fund | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | $124,675 | $70,171 | 2025-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $119,352 | $195,619 | 2025-06 | |
| Horizon View Club Incorporated | 501(c)(7) | 1983 | $118,592 | $242,740 | 2025-12 | |
| Anonymous Fellowship Service Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2008 | $118,571 | $16,441 | 2025-12 |
| Conejo Future Foundation | 501(c)(3) | 1972 | $113,718 | $99,634 | 2024-12 | |
| Aspen Parent Faculty Association | Education | 501(c)(3) | 1997 | $113,401 | $114,494 | 2025-06 |
| Rotary International | 501(c)(4) | 1942 | $111,619 | $141,162 | 2025-06 | |
| Adelanto Affordable Housing A Non Profit Mutual Benefit Corporation | Housing and shelter | 501(c)(3) | 2004 | $110,908 | $218,302 | 2024-12 |
| Los Robles Hospital Volunteers Inc | 501(c)(3) | 1979 | $104,451 | $284,476 | 2025-12 | |
| Callies Canine Rescue Inc | Animal-related | 501(c)(3) | 2024 | $100,649 | $22,630 | 2025-12 |
| Iglesia de Dios Betel Agua Viva Para Las Naciones | Religion-related | 501(c)(3) | 2025 | $100,584 | $87,060 | 2025-12 |
| Cassar Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2012 | $100,000 | $40,249 | 2025-12 |
| Gospel Healing Mission Center | Religion-related | 501(c)(3) | 2020 | $99,637 | $3 million | 2025-12 |
| California Science and Engineering Fair Foundation | Education | 501(c)(3) | 2024 | $99,552 | $60,832 | 2025-08 |
| Royal Aquatics Boosters | Education | 501(c)(3) | 2005 | $98,664 | $5,776 | 2026-06 |
| Heart of Purpose | Human services | 501(c)(3) | 2019 | $95,109 | $51,639 | 2025-06 |
| Oakbrook Park Chumash Indian Corporation | Arts, culture and humanities | 501(c)(3) | 1994 | $95,044 | $24,309 | 2025-12 |
| Special Needs Aquatic Program | Human services | 501(c)(3) | 2020 | $92,864 | $34,441 | 2025-12 |
| Rotary International | 501(c)(4) | 1942 | $92,126 | $38,484 | 2025-06 | |
| Conejo Family Country Club Inc | Recreation and sports | 501(c)(7) | 2018 | $87,408 | $139,842 | 2025-10 |
| Picturethis Ministries Inc | Religion-related | 501(c)(3) | 1997 | $87,164 | $46,146 | 2025-06 |
| Downtown BJJ | Recreation and sports | 501(c)(3) | 2019 | $83,731 | $229,347 | 2025-12 |
| Lithuanian Childrens Hope | International, foreign affairs and national security | 501(c)(3) | 1995 | $83,410 | $226,895 | 2025-12 |
| Kiwanis International Inc | 501(c)(4) | 1966 | $82,559 | $78,542 | 2025-09 | |
| California Lutheran Educational Foundation | 501(c)(3) | 1985 | $80,762 | $3.2 million | 2025-05 | |
| D2 Giving Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2021 | $80,632 | $46,745 | 2023-12 |
| Mako Childrens Fund | International, foreign affairs and national security | 501(c)(3) | 2019 | $79,404 | $20,504 | 2024-12 |
| Assisted Home Hospice Foundation | Human services | 501(c)(3) | 2005 | $75,269 | $318,169 | 2025-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $75,245 | $85,624 | 2025-06 | |
| Village Voices Chorale | 501(c)(3) | 1971 | $73,508 | $26,858 | 2025-06 | |
| Simi Sunset Rotary Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2002 | $72,123 | $244,840 | 2025-06 |
| The Travelers Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2018 | $68,046 | $465,620 | 2024-12 |
| Rotary International | 501(c)(4) | 1942 | $68,002 | $28,292 | 2025-06 | |
| Free & Accepted Masons of California | 501(c)(10) | 1940 | $67,256 | $214,318 | 2024-12 | |
| Pacific Pearl Music Association | Arts, culture and humanities | 501(c)(3) | 2009 | $66,848 | $154,603 | 2025-12 |
| University Series Foundation Inc | 501(c)(3) | $66,826 | $31,926 | 2025-06 | ||
| Thousand Oaks Police Charitable Foundation | Crime and legal-related | 501(c)(3) | 2006 | $66,487 | $183,763 | 2024-12 |
| Conejo Valley Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1997 | $66,050 | $290,447 | 2025-12 |
| Los Cerritos Middle School Instrumental Music Booster Club | Education | 501(c)(3) | 2014 | $65,674 | $6,215 | 2025-06 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $65,359 | $69,460 | 2025-06 | |
| Conejo Open Space Foundation | Environment | 501(c)(3) | 1995 | $65,081 | $192,113 | 2025-12 |
| Backyard Playhouse Inc | Arts, culture and humanities | 501(c)(3) | 2024 | $64,720 | $11,144 | 2025-12 |
| Allwayz On Stage | Arts, culture and humanities | 501(c)(3) | 2015 | $64,078 | $29,866 | 2026-03 |
| River Ridge Mens Golf Club | 501(c)(7) | 1990 | $63,055 | $19,765 | 2025-12 | |
| Play Conejo | Recreation and sports | 501(c)(3) | 2012 | $61,926 | $115,875 | 2025-06 |
| Arielles Light | Mental health and crisis intervention | 501(c)(3) | 2025 | $56,545 | $34,599 | 2025-12 |
| Keys To Music Foundation | Education | 501(c)(3) | 2025 | $56,385 | $19,208 | 2025-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $55,211 | $53,260 | 2025-06 | |
| Redwood Viking Band Inc | Arts, culture and humanities | 501(c)(3) | 2016 | $54,643 | $49,327 | 2025-06 |
| Lynn Ranch Property Owners Association | 501(c)(4) | 2021 | $54,548 | $84,110 | 2024-12 | |
| Kiwanis Club of Thousand Oaks of California Charitable Foundation | Human services | 501(c)(3) | 1997 | $54,479 | $116,953 | 2025-09 |
| Hands and Hearts of Hope Foundation | Human services | 501(c)(3) | 2019 | $53,583 | $14,769 | 2024-06 |
| Conejo Valley Masonic Temple Association | Community improvement and capacity building | 501(c)(2) | 2002 | $50,189 | $778,697 | 2024-12 |
| Democracy Chain | Arts, culture and humanities | 501(c)(3) | 2022 | $49,164 | $15,180 | 2025-12 |
| Sandy in Honduras Inc | International, foreign affairs and national security | 501(c)(3) | 2018 | $48,486 | $11,119 | 2025-12 |
| Conejo Valley Botanic Garden | Environment | 501(c)(3) | 1990 | $45,737 | $104,925 | 2026-05 |
| National Charity League Inc - Vista Robles Chapter | Youth development | 501(c)(3) | 2011 | $44,410 | $138,459 | 2026-05 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $43,908 | $30,581 | 2025-06 | |
| Apollos Arc Animal Rescue and Care | Animal-related | 501(c)(3) | 2018 | $43,847 | $1,802 | 2024-12 |
| Westlake Village Art Guild | Arts, culture and humanities | 501(c)(4) | 1981 | $40,339 | $87,854 | 2025-06 |
| Recreation Alliance | Environment | 501(c)(3) | 2025 | $40,000 | $1.9 million | 2024-12 |
| To Pass Foundation | Education | 501(c)(3) | 1985 | $37,512 | $923,131 | 2025-06 |
| 146TH Wing Association | Public and societal benefit | 501(c)(3) | 2017 | $33,345 | $131,680 | 2025-12 |
| Mercy for Social and Medical Services | Health care | 501(c)(3) | 2021 | $31,209 | $3,838 | 2025-12 |
| Ventura County Homecare Association Inc | Human services | 501(c)(3) | 2013 | $29,665 | $11,051 | 2025-12 |
| Brain Sciences Foundation | Medical research | 501(c)(3) | 1994 | $27,389 | $1.2 million | 2025-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $26,054 | $28,703 | 2025-06 | |
| Senior Alliance for Empowerment | Human services | 501(c)(3) | 2016 | $18,906 | $15,103 | 2026-03 |
| Ventura County Fire Chiefs Association | Arts, culture and humanities | 501(c)(3) | 2008 | $18,028 | $97,322 | 2026-06 |
| International Order of the Rainbow Girls | 501(c)(3) | 1972 | $9,304 | $6,868 | 2024-12 | |
| Autoimmunity Research Inc | Medical research | 501(c)(3) | 2007 | $7,707 | $264,233 | 2025-12 |
| Must Love Cats Kitten Adoption Inc | Animal-related | 501(c)(3) | 2018 | $5,675 | $10,814 | 2025-12 |
| Every Childs Dream Foundation Inc | Human services | 501(c)(3) | 2010 | $5,000 | $1 | 2024-12 |
| Mi Casa de Angeles | International, foreign affairs and national security | 501(c)(3) | 2010 | $4,987 | $8,718 | 2025-10 |
| Comites | 501(c)(4) | 1988 | $4,575 | $5,855 | 2025-12 | |
| Lucas Lilley Inc | Health care | 501(c)(3) | 2008 | $3,327 | $68,331 | 2024-12 |
| Panic Productions | Arts, culture and humanities | 501(c)(3) | 2018 | $2,000 | $178 | 2026-06 |
| Thousand Oaks Boulevard Association | Employment | 501(c)(6) | 2006 | $431 | $158,715 | 2024-12 |
| Environmental Education Group Inc | 501(c)(3) | 1973 | $200 | $25,095 | 2024-06 | |
| Pink Paws Rescue & Adoption | Animal-related | 501(c)(3) | 2008 | $20 | $34,876 | 2025-12 |
| Global Institute of Probiotics | Diseases, disorders and medical disciplines | 501(c)(3) | 2002 | $5 | $3,165 | 2025-12 |
| 5TH Quarter Football Club | Education | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| 818 Consultant LLC | Community improvement and capacity building | 501(c)(3) | 2024 | $0 | $0 | 2024-10 |
| A & S Research A California Business Trust | Science and technology | 501(c)(3) | 2002 | $0 | $0 | 2025-12 |
| Agora La Inc | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Ahimsa Festival Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2013 | $0 | $1 | 2024-12 |
| Ajs Foundation | Health care | 501(c)(3) | 2024 | |||
| Alleluia Dance Theater-Alleluia Dancers | 501(c)(3) | 1979 | $0 | $0 | 2025-12 | |
| Alton Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2002 | $64,193 | 2025-12 | |
| American Association of University Women | Education | 501(c)(4) | 2010 | $0 | $0 | 2025-06 |
| American Humanist Associatin | 501(c)(3) | 1980 | $0 | $0 | 2024-12 | |
| American Institute of Aeronautics and Astronautics | 501(c)(3) | 1954 | $0 | $0 | 2025-09 | |
| American Musical Theatre Archives Inc | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Amgen Safety Net Foundation | Diseases, disorders and medical disciplines | 501(c)(3) | 2003 | $723.7 million | 2024-12 | |
| Amplify Foundation | Arts, culture and humanities | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| Ananda Thousand Oaks | 501(c)(3) | 1989 | ||||
| Anc-Usa | International, foreign affairs and national security | 501(c)(4) | 2014 | $0 | $0 | 2025-12 |
| Animal Rescue Efforts Foundation | Animal-related | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Anthem Church | 501(c)(3) | 1965 | ||||
| Art Through Action Inc | Arts, culture and humanities | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Asatru Community Incorporated | Religion-related | 501(c)(3) | 2016 | |||
| Ascension Lutheran Church & School | 501(c)(3) | 1961 | ||||
| Associated Square Dancers | 501(c)(7) | 1977 | $0 | $0 | 2025-06 | |
| Association of Notre Dame Clubs Inc | 501(c)(3) | 1983 | $0 | $0 | 2025-06 | |
| BDB Elite | Recreation and sports | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Bali Foundation | Health care | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Belgian Club of Southern California | 501(c)(6) | 1994 | $0 | $0 | 2025-12 | |
| Benefit Books Charity | Education | 501(c)(3) | 2026 | |||
| Blueline Baseball | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2023-08 |
| Books for All Inc | Education | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Born To Perform Arts Foundation | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Botswana School Project | International, foreign affairs and national security | 501(c)(3) | 2026 | $0 | $0 | 2021-12 |
| Brain & Spine Research Foundation | Medical research | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Buena Vista Butterfly Foundation | Human services | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Builders of A Better World Inc | Arts, culture and humanities | 501(c)(3) | 2024 | |||
| Butkus Foundation | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| California Center for Excellence in Physical Education | Education | 501(c)(3) | 2010 | $0 | $0 | 2025-06 |
| California Community Church | Religion-related | 501(c)(3) | 2011 | |||
| California Envirothon | Education | 501(c)(3) | 2018 | $0 | $0 | 2024-12 |
| California Lutheran Educational Foundation | 501(c)(3) | 1959 | ||||
| Calvary Chapel Calabasas | Religion-related | 501(c)(3) | 2017 | |||
| Carolwood Foundation Inc | Arts, culture and humanities | 501(c)(3) | 2006 | $0 | $0 | 2025-06 |
| Cash for Christ Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| Center for Asian Performing Arts | Arts, culture and humanities | 501(c)(3) | 2003 | $0 | $0 | 2025-12 |
| Center for Theological Study | 501(c)(3) | 1988 | ||||
| Chabad Jewish Center of Thousand Oaks Inc | Religion-related | 501(c)(3) | 2004 | |||
| Children Come First Inc | 501(c)(3) | 2014 | $0 | $0 | 2025-12 | |
| Chinese Christian Church of Thousand Oaks | 501(c)(3) | 1980 | ||||
| Chords & Canvases Corporation | Arts, culture and humanities | 501(c)(3) | 2025 | |||
| Church Women United | 501(c)(3) | 1976 | ||||
| Church in Thousand Oaks | Religion-related | 501(c)(3) | 2013 | |||
| Citizen Football Club | Recreation and sports | 501(c)(3) | 2026 | |||
| Clan of the Highlands Inc | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Comfort Companions | Mental health and crisis intervention | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Communicare | Human services | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Community Gardens of the Avenue of the Flowers | Environment | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Community Psychological Services Inc | Mental health and crisis intervention | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Compassion Served Here | Food, agriculture and nutrition | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Conejo Association of Professional Interior Designers | Mutual and membership benefit | 501(c)(6) | 2018 | $0 | $0 | 2024-12 |
| Conejo Christian Center Inc | 501(c)(3) | 1992 | ||||
| Conejo Orchid Society | 501(c)(5) | 1982 | $0 | $0 | 2025-12 | |
| Conejo Radio Ministries | Religion-related | 501(c)(3) | 2009 | $0 | $0 | 2023-12 |
| Conejo Valley Art Museum | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-08 |
| Conejo Valley Association of Realtors Public Benefit | Education | 501(c)(3) | 2013 | $0 | $0 | 2026-07 |
| Conejo Valley Baptist Church | 501(c)(3) | 1979 | ||||
| Conejo Valley Center of Truth and Healing | 501(c)(3) | 1987 | ||||
| Conejo Valley Chapter Moaa | Crime and legal-related | 501(c)(19) | 2017 | $0 | $0 | 2025-12 |
| Conejo Valley Chinese Mission Church | 501(c)(3) | 1994 | ||||
| Conejo Valley Church of Christ | 501(c)(3) | 1975 | ||||
| Conejo Valley Church of God | 501(c)(3) | 1984 | ||||
| Conejo Valley Community Housing Inc | Housing and shelter | 501(c)(3) | 1997 | $0 | $1 | 2025-12 |
| Conejo Valley Genealogical Society Inc | 501(c)(3) | 1984 | $0 | $0 | 2025-12 | |
| Conejo Valley Quilters | Recreation and sports | 501(c)(7) | 2004 | $0 | $0 | 2026-06 |
| Conejo Valley Triathlon Team | Recreation and sports | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Conejo Youth Education Service | Education | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Creative X Design | Recreation and sports | 501(c)(3) | 2025 | |||
| Cross Creek Bridge Ministries Inc | Religion-related | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Crosstown Ministries Inc | Religion-related | 501(c)(3) | 2012 | |||
| Cycle 28 Wellness Foundation | Health care | 501(c)(3) | 2026 | |||
| DMS11 Academy Club | Recreation and sports | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Dca Academy Foundation | Recreation and sports | 501(c)(3) | 2025 | |||
| Demolay International | Arts, culture and humanities | 501(c)(3) | 1996 | $0 | $0 | 2025-12 |
| Dextra Baldwin McGonagle Foundation | 501(c)(3) | 1967 | $9.2 million | 2025-12 | ||
| Dickens Family Foundation | Education | 501(c)(3) | 2020 | $3,275 | 2024-12 | |
| Dreambig & Connect Inc | Public and societal benefit | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Dukes | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Easton Arsenal 2027 | Youth development | 501(c)(3) | 2025 | |||
| Edushare Foundation | Education | 501(c)(3) | 2025 | $8,671 | 2026-01 | |
| Elite Grappling Alliance | Youth development | 501(c)(3) | 2024 | |||
| Elizarraz Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2019 | $90,163 | 2025-12 | |
| Equestrian Trails Corral 37 Inc | Recreation and sports | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Equipowerment Foundation for Healing Horses and Helping Humans | Animal-related | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Erik Kramer Passing Camp Foundation | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Erik Kramers Mental Health Touchdown Foundation | Youth development | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Eternal Light Center of Hope Corporation | 501(c)(3) | 1976 | ||||
| Fighting Chance of Ventura County | Religion-related | 501(c)(3) | 2026 | |||
| First Christian Church of Thousand Oaks | 501(c)(3) | 1967 | ||||
| First Nations Knowledge Keepers Coalition | Civil rights, social action and advocacy | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Four Aces Motorcycle Club of Southern California | Recreation and sports | 501(c)(4) | 2016 | $0 | $0 | 2025-12 |
| Freedom Church Ag | 501(c)(3) | 1964 | ||||
| Friends of Revo | Education | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Fundough | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Grambling Alumni So Cal Chapter LLC | Education | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Greater Los Angeles Math Council | Education | 501(c)(3) | 2023 | $0 | $0 | 2026-06 |
| Gu Family Foundation | Mutual and membership benefit | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Heartbeat of Champions Foundation | Health care | 501(c)(3) | 2018 | $0 | $0 | 2024-12 |
| Hearts To Help Ministries | Religion-related | 501(c)(3) | 2024 | |||
| Hidden Manna Ministry | Religion-related | 501(c)(3) | 2003 | |||
| Hillcrest Christian Center of Thousand Oaks | 501(c)(3) | 1975 | 2018-06 | |||
| Historical Collections Council of California | Arts, culture and humanities | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Holy Trinity Evangelical Lutheran Church | 501(c)(3) | 1988 | 2024-12 | |||
| Hopes Nest Limited | Human services | 501(c)(3) | 1999 | $0 | $0 | 2025-12 |
| Horizon Hills Parent Support Group Booster Club | Youth development | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Huckestein Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2022 | $673,318 | 2025-12 | |
| Iglesia de Cristo Asociacion Ministerial Miel USA | Religion-related | 501(c)(3) | 2001 | |||
| Institute for Music and Brain Science Inc | Medical research | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| International Association of Jewish Genealogical Societies Inc | Arts, culture and humanities | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| Italian Catholic Federation of California Inc | 501(c)(8) | 1940 | $0 | $0 | 2025-12 | |
| James L Kim Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2021 | $3.3 million | 2025-12 | |
| Japanese American Citizens League | 501(c)(3) | 1964 | $0 | $0 | 2025-12 | |
| Joining Forces California Inc | Public and societal benefit | 501(c)(3) | 2015 | $0 | $0 | 2026-06 |
| Joy Is Giving | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $0 | $0 | 2025-06 |
| Karpatok Hungarian Folk Ensemble | 501(c)(3) | 1990 | $0 | $0 | 2026-01 | |
| Kaufman Generational Foundation Inc | Education | 501(c)(3) | 2025 | $12,179 | 2026-04 | |
| Kelli Lay Foundation | Human services | 501(c)(3) | 2025 | |||
| Kiwanis Education Foundation of Division 42 | Human services | 501(c)(4) | 2017 | $0 | $0 | 2025-09 |
| Knights of Columbus Council | 501(c)(8) | 1940 | $0 | $0 | 2024-12 | |
| Kyle Jaeger Memorial Charity Inc | Education | 501(c)(3) | 2024 | |||
| L & G Thomas Family Foundation | 501(c)(3) | 1998 | $459,759 | 2024-12 | ||
| L A Light of Love Church | Religion-related | 501(c)(3) | 2004 | |||
| Lancer Scholarship Foundation | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Lawrence and Sandra Post Family Foundation | 501(c)(3) | 1994 | $18.9 million | 2024-12 | ||
| Learn Earn Return | Education | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Learning Seed Inc | Public and societal benefit | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Leeisa and Bruce Foundation | Mental health and crisis intervention | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Legacy of Abundance | Community improvement and capacity building | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Legendary Athletes Foundation | Recreation and sports | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Lifes River Inc | Religion-related | 501(c)(3) | 2014 | |||
| Light and Salt International | 501(c)(3) | 2020 | $20.2 million | 2025-08 | ||
| Limitless Church | 501(c)(3) | 1991 | 2010-12 | |||
| Little League Baseball Inc | 501(c)(3) | 1967 | $0 | $0 | 2025-09 | |
| Living Oaks Community Church | 501(c)(3) | 1969 | ||||
| Los Angeles County Firefighters Emerald Society | Arts, culture and humanities | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Los Cerritos Middle School Choir Boosters | Arts, culture and humanities | 501(c)(3) | 2023 | $0 | $0 | 2025-06 |
| Los Olivos Second Chance Ministries Inc | Religion-related | 501(c)(3) | 2019 | |||
| Luke W Jordan Jr Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2008 | $358,895 | 2024-12 | |
| Maizon Dort Foundation USA | Youth development | 501(c)(3) | 2025 | |||
| Malamut Auto Museum & Holdings Foundation | Arts, culture and humanities | 501(c)(3) | 2019 | $1.3 million | 2025-12 | |
| Malibu Boardriders Club | Recreation and sports | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Manantial de Agua Viva Thousand Oaks Inc | Religion-related | 501(c)(3) | 2022 | |||
| Mando Youth Development Group | Youth development | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Marcelle Erian Cancer Foundation | Diseases, disorders and medical disciplines | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Margie M Gordon Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2015 | $245,226 | 2024-12 | |
| Mary Oakley Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1995 | $14.4 million | 2025-12 | |
| Masterpiece Labs Foundation | Science and technology | 501(c)(3) | 2025 | |||
| Matthew Project Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Mercy Chapel | Religion-related | 501(c)(3) | 2022 | |||
| Military Order of the World Wars | 501(c)(19) | 1955 | $0 | $0 | 2025-12 | |
| Ministerio Oasis de Paz | 501(c)(3) | 1964 | ||||
| Ministerios La Red Casa de Restauracion | Religion-related | 501(c)(3) | 2023 | |||
| Mizel Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2022 | $10.8 million | 2025-08 | |
| Mohiniyattam Institute | Arts, culture and humanities | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Moloian Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2002 | $73,433 | 2025-12 | |
| Moorpark 3 Foursquare Church | 501(c)(3) | 1946 | ||||
| Mortensen Medical | Health care | 501(c)(3) | 2025 | |||
| Motor for America Charitable Foundation | Human services | 501(c)(3) | 2010 | $0 | $0 | 2024-12 |
| Music Teachers Association of California | 501(c)(6) | 1960 | ||||
| National Association of Government Employees | 501(c)(5) | 1973 | $0 | $0 | 2025-08 | |
| National Organization of Mothers of Twins Clubs Inc | 501(c)(3) | 1982 | $0 | $0 | 2025-07 | |
| National Society Colonial Dames | Arts, culture and humanities | 501(c)(3) | 1967 | $0 | $0 | 2026-03 |
| National Society Colonial Dames XVII Century | 501(c)(3) | 1963 | $0 | $0 | 2026-01 | |
| National Society of the Daughters of the American Revolution | 501(c)(3) | 1949 | $0 | $0 | 2025-05 | |
| Nebunele Theatre | Arts, culture and humanities | 501(c)(3) | 2008 | $0 | $0 | 2024-12 |
| Neighborhood Counseling Center | 501(c)(3) | 1988 | $0 | $0 | 2026-06 | |
| Newcomers-Encore Club of the Conejo Valley Inc | Human services | 501(c)(7) | 2014 | $0 | $0 | 2025-06 |
| Nextstep CS | Education | 501(c)(3) | 2026 | |||
| Nika Animal Network Inc | Animal-related | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Noble Youth Project Inc | Youth development | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Nordic Concepts Institute | International, foreign affairs and national security | 501(c)(3) | 2026 | |||
| Notre Dame Learning Center | 501(c)(3) | 1946 | ||||
| Oak Park Classified Association | 501(c)(5) | 1976 | $0 | $0 | 2024-12 | |
| Oak Ranch Corp | Animal-related | 501(c)(3) | 2024 | |||
| Oakbrrok Bible Church | Religion-related | 501(c)(3) | 2013 | |||
| One Institute | Religion-related | 501(c)(3) | 2025 | |||
| Operation Wonderdog | Animal-related | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Order of the Eastern Star of California | 501(c)(10) | 2020 | ||||
| Pacific Coast Cruisers | Recreation and sports | 501(c)(3) | 2024 | |||
| Pacific Coast Predators Softball | Recreation and sports | 501(c)(3) | 2002 | $0 | $0 | 2025-12 |
| Parent Booster USA Inc | 501(c)(3) | 2005 | $0 | $0 | 2026-06 | |
| Parent Booster USA Inc | Education | 501(c)(3) | 2005 | $0 | $0 | 2025-07 |
| Partners in Housing | Housing and shelter | 501(c)(3) | 1995 | $393,012 | 2025-12 | |
| Paul Cain Ministries | Religion-related | 501(c)(3) | 2006 | |||
| Phoenix Effect | Health care | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Pines Peace and Pasture Incorporated | Animal-related | 501(c)(3) | 2021 | $0 | $8,039 | 2025-12 |
| Plant Fruit Inc | Human services | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Pleroma Inc | Religion-related | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Polka Health Inc | 501(c)(3) | 2021 | $0 | $0 | 2024-12 | |
| Prayer Efficacy | Religion-related | 501(c)(3) | 1999 | |||
| Prince of Peace Lutheran Church | 501(c)(3) | 1966 | ||||
| Project Pitch in Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Prowler Lacrosse Program | Recreation and sports | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Psi Chi the International Honor Society in Psychology | 501(c)(3) | 1957 | $0 | $0 | 2025-06 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $0 | $0 | 2024-06 | |
| 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) | 1968 | $0 | $0 | 2026-06 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $0 | $0 | 2026-06 | |
| Purpose Athletics | Recreation and sports | 501(c)(3) | 2024 | |||
| Queens Against Cancer Inc | Diseases, disorders and medical disciplines | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Rahman Family FDN Inc | Public and societal benefit | 501(c)(3) | 2024 | $0 | $0 | 2023-12 |
| Real Life Rva Inc | Community improvement and capacity building | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Redeemer Lutheran Church | 501(c)(3) | 1941 | ||||
| Redhawkranch Equines Inc | Animal-related | 501(c)(3) | 2022 | $4,716 | 2025-12 | |
| Reform Temple of Conejo Valley | 501(c)(3) | 1989 | ||||
| Religious Science International | 501(c)(3) | 1950 | ||||
| Religious Science International | 501(c)(3) | 1950 | ||||
| Renee Kaswan Memorial Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2018 | $2.1 million | 2025-12 | |
| Resident Council Holiday Fund | Human services | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Retired Racehorse Retraining Inc | Animal-related | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Ride and Develop Inc | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Riley Rolph Animal Rescue Foundation | Animal-related | 501(c)(3) | 2011 | $0 | $0 | 2025-07 |
| Rileys Pawprints of Hope | Animal-related | 501(c)(3) | 2026 | |||
| Rincon Baseball | Recreation and sports | 501(c)(3) | 2024 | |||
| Rivers Community Church | Religion-related | 501(c)(3) | 1999 | |||
| Robert Fisher Evangelistic Association | Religion-related | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Rock International Ministries Inc | Religion-related | 501(c)(3) | 2012 | |||
| Rock in Conejo Valley Inc | Religion-related | 501(c)(3) | 2014 | |||
| Rolling Thunder Inc | 501(c)(4) | 1996 | $0 | $0 | 2025-12 | |
| Sam and Ashley Feinberg Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | |||
| Seniors and Aging Solutions | Public and societal benefit | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Serenity Recovery Group Inc | Mental health and crisis intervention | 501(c)(3) | 2025 | |||
| Shalomla Inc | Religion-related | 501(c)(3) | 2025 | |||
| Shaping Young Minds Foundation | Human services | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Sino American Rural Development Association | Food, agriculture and nutrition | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Slow Food Ventura County | Food, agriculture and nutrition | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Sol West Foundation | Food, agriculture and nutrition | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Sons of Norway | 501(c)(8) | 1972 | $0 | $0 | 2025-12 | |
| Soroptimist International of the Americas Inc | 501(c)(3) | 2002 | $0 | $0 | 2025-06 | |
| South Coast Aquatics | Recreation and sports | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Southern California Council of Camera Clubs | 501(c)(3) | 1975 | $0 | $0 | 2025-12 | |
| Spiritual Assembly of the Bahais of Thousand Oaks | 501(c)(3) | 1995 | ||||
| Spiritual Unity Movement Church | 501(c)(3) | 1976 | ||||
| Sportswest Baseball Club | Recreation and sports | 501(c)(3) | 2024 | |||
| Squirrelmender Wildlife Rehabilitation | Animal-related | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Sri Lankan Youth Organization Inc | Recreation and sports | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| St Paschal Baylon Church | 501(c)(3) | 1946 | ||||
| St Paschal Baylon School | 501(c)(3) | 1946 | ||||
| St Paschal Baylonmens Club | 501(c)(3) | 1946 | ||||
| Stand Endowment Incorporated | Community improvement and capacity building | 501(c)(3) | 2025 | |||
| Stitch the World | Public safety, disaster preparedness and relief | 501(c)(3) | 2026 | |||
| Suggs Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2008 | $11.6 million | 2025-12 | |
| Sun Yat-Sen University Alumni Association of Southern California | Public and societal benefit | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Taha Foundation | Religion-related | 501(c)(3) | 2025 | |||
| Taylor Elizabeth Clifford Foundation Inc | Mental health and crisis intervention | 501(c)(3) | 2025 | |||
| Temple Etz Chaim | 501(c)(3) | 1999 | ||||
| Tennis 4 Tomorrow | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Tera-Tera Sikh Temple | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| The Bridge Church in Newbury Park | 501(c)(3) | 1993 | ||||
| The Carpenters Christian Fellowship | Religion-related | 501(c)(3) | 2002 | |||
| The Covering Ministries | Religion-related | 501(c)(3) | 2025 | |||
| The Five Solas Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2020 | $229,373 | 2025-12 | |
| The Paw Policy Project | Animal-related | 501(c)(3) | 2026 | |||
| The Sanctuary Evangelical Free Church | 501(c)(3) | 1957 | ||||
| The Western Institute of Spiritual Psychology | Religion-related | 501(c)(3) | 1998 | |||
| The Wishing Pot | Public and societal benefit | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Thousand Oaks Agape Christian Fellowship Incorporated | 501(c)(3) | 1992 | ||||
| Thousand Oaks Art Association | 501(c)(3) | 1986 | $0 | $0 | 2025-12 | |
| Thousand Oaks Bible Church | Religion-related | 501(c)(3) | 2015 | |||
| Thousand Oaks Christian Fellowship Inc | 501(c)(3) | 1982 | ||||
| Thousand Oaks High School Field Hockey Booster Club | Recreation and sports | 501(c)(3) | 2017 | $0 | $0 | 2026-06 |
| Thousand Oaks Library Foundation | Education | 501(c)(3) | 1983 | $0 | $0 | 2023-12 |
| Thousand Oaks Management Association Inc | Employment | 501(c)(5) | 2006 | $0 | $0 | 2025-12 |
| Thousand Oaks Womans Club | Community improvement and capacity building | 501(c)(3) | 2014 | $0 | $0 | 2026-06 |
| Toastmaster International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Towards Utopia Inc | Education | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Tushita Kadampa Buddhist Center | Religion-related | 501(c)(3) | 2011 | |||
| Unitarian Universalist Fellowship of the Conejo Valley | Religion-related | 501(c)(3) | 2019 | |||
| United Methodist Church of Thousand Oaks | 501(c)(3) | 1974 | ||||
| United Valley Community Church | 501(c)(3) | 1981 | ||||
| Unity of the Oaks | 501(c)(3) | 1970 | ||||
| Us Heritage Center Inc | Education | 501(c)(3) | 2025 | $0 | $1 | 2025-12 |
| Ventura County Escrow Association | 501(c)(6) | 1994 | $0 | $0 | 2025-12 | |
| Ventura County Ice Sports | Recreation and sports | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Ventura County Search and Rescue Incorporated | 501(c)(3) | 1987 | $0 | $0 | 2025-12 | |
| Veterans and Military Business Owners Association Inc | Community improvement and capacity building | 501(c)(6) | 2013 | $0 | $0 | 2024-12 |
| Victory Walk in Jesus Inc | 501(c)(3) | 1987 | $0 | $0 | 2025-12 | |
| View Points | Arts, culture and humanities | 501(c)(3) | 2024 | $24,343 | 2024-12 | |
| Visionland Mission Church | Religion-related | 501(c)(3) | 2003 | |||
| Wagner Foundation | Community improvement and capacity building | 501(c)(3) | 1995 | $61,156 | 2024-12 | |
| Wellness Through Awareness | 501(c)(3) | 2014 | $3,168 | 2024-12 | ||
| Westlake Community Christian Church C/o Rev John E Greenlee Pastor | 501(c)(3) | 1994 | ||||
| Westlake High School Boys Volleyball Booster Club | Education | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Westlake High School Field Hockey Booster Club | Recreation and sports | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Westlake Hills Property Owners Association | 501(c)(4) | 1975 | $0 | $0 | 2025-12 | |
| Westlake Village Newcomers Club | Recreation and sports | 501(c)(7) | 2017 | $0 | $0 | 2026-06 |
| Westlake Village Symphony | Arts, culture and humanities | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| William Rolland Firefighters Foundation | 501(c)(3) | 1988 | $1.2 million | 2025-12 | ||
| World Rural Development Association | Food, agriculture and nutrition | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Yevmenkin Family Foundation Inc | Arts, culture and humanities | 501(c)(3) | 2024 | $553,662 | 2025-12 | |
| Youth Enrichment Foundation Inc | Youth development | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Heart Grace Cares Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2021 | $-4,561 | $13,418 | 2025-12 |
By cause in Thousand Oaks, CA
- Education 44
- Religion-related 42
- Arts, culture and humanities 39
- Recreation and sports 37
- Philanthropy, voluntarism and grantmaking foundations 32
- Human services 30
- Animal-related 21
- Health care 13
- Youth development 10
- Community improvement and capacity building 10
- International, foreign affairs and national security 10
- Public and societal benefit 9
- Mental health and crisis intervention 8
- Food, agriculture and nutrition 6
- Housing and shelter 6
- Medical research 5
- Diseases, disorders and medical disciplines 5
- Environment 4
- Crime and legal-related 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.