Data / Nonprofits / California / Altadena
Nonprofits in Altadena, CA: 215 registered with the IRS
215 nonprofits are registered with the IRS in Altadena, CA, 200 of them 501(c)(3) charities; the 61 that report revenue took in $193.5 million. The largest by revenue: Episcopal Communities & Services for Seniors ($74.8 million), First City Credit Union ($44.6 million), Odyssey Charter Schools ($13.8 million). Most common causes: religion-related (35), human services (25), arts, culture and humanities (25).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Episcopal Communities & Services for Seniors | Housing and shelter | 501(c)(3) | 1942 | $74.8 million | $490 million | 2025-06 |
| First City Credit Union | 501(c)(14) | 1979 | $44.6 million | $937.4 million | 2025-12 | |
| Odyssey Charter Schools | Education | 501(c)(3) | 2003 | $13.8 million | $10.5 million | 2025-06 |
| Pasadena Waldorf School | 501(c)(3) | 1979 | $12.8 million | $13.4 million | 2025-06 | |
| Lincoln Avenue Water Company Incorporated | 501(c)(12) | 1927 | $6.2 million | $24.6 million | 2024-12 | |
| Rubio Canon Land & Water Association | 501(c)(12) | 1973 | $5 million | $18.5 million | 2024-12 | |
| Bunny Museum | Animal-related | 501(c)(3) | 2014 | $4 million | $3.8 million | 2025-12 |
| Amigos de Los Rios | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2004 | $3.3 million | $2.6 million | 2024-12 |
| Pasadena Cemetery Association | 501(c)(13) | 1943 | $3.2 million | $14.7 million | 2024-06 | |
| Le-Na Residential Inc | Housing and shelter | 501(c)(3) | 2011 | $3 million | $3 million | 2024-12 |
| Theosophical Endowment Corporation | Religion-related | 501(c)(3) | 1959 | $2.9 million | $7.6 million | 2025-09 |
| Institute for Freedoms Inc | Public and societal benefit | 501(c)(3) | 2020 | $2.2 million | $1.8 million | 2024-12 |
| Tongva Taraxat Paxaavxa Conservancy | 501(c)(3) | 2022 | $1.8 million | $6 million | 2024-12 | |
| Las Flores Water Company | 501(c)(12) | 1934 | $1.8 million | $3.3 million | 2024-12 | |
| Giant Steps Community Programs Inc | Human services | 501(c)(3) | 2024 | $1.7 million | $1.5 million | 2025-06 |
| Altadena Childrens Center | Human services | 501(c)(3) | 1996 | $1.1 million | $650,975 | 2024-08 |
| Ecs Supportive Fund Management | Health care | 501(c)(3) | 2014 | $1 million | $22.4 million | 2025-06 |
| Society of St Vincent de Paul St Elizabeth of Hungary Conference | Human services | 501(c)(3) | 2011 | $710,036 | $142,560 | 2025-09 |
| Original Altadena Farmers Market | Food, agriculture and nutrition | 501(c)(3) | 2025 | $709,016 | $31,538 | 2025-12 |
| Rock of Peace | Youth development | 501(c)(3) | 2018 | $676,495 | $103,792 | 2024-12 |
| Moores Cottage | Human services | 501(c)(3) | 2014 | $652,502 | $15,287 | 2012-12 |
| American Academy of Pediatrics Dist Rict IX Chapter 2 | Diseases, disorders and medical disciplines | 501(c)(3) | 1984 | $635,131 | $749,411 | 2025-06 |
| Twelve Oaks Foundation | Housing and shelter | 501(c)(3) | 1958 | $610,800 | $7.5 million | 2025-06 |
| Ft Knox Supportive Housing for Homeless Veterans | Housing and shelter | 501(c)(3) | 2020 | $598,682 | $159,076 | 2025-12 |
| The Foundation for Advancements in Science and Education | Science and technology | 501(c)(3) | 1982 | $560,032 | $67,938 | 2024-12 |
| Altadena Historical Society | Arts, culture and humanities | 501(c)(3) | 1998 | $438,026 | $451,163 | 2025-12 |
| Rotary International | 501(c)(4) | 1958 | $411,937 | $168,927 | 2025-06 | |
| Altadena Recovery Center | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2020 | $324,481 | $5,538 | 2024-12 |
| Organizacion Tende Inc | Recreation and sports | 501(c)(7) | 2021 | $296,780 | $814,550 | 2024-12 |
| Return To Zero Hope Inc | Human services | 501(c)(3) | 2019 | $284,278 | $82,120 | 2025-12 |
| Litalo American Foundation | Arts, culture and humanities | 501(c)(3) | 2006 | $275,592 | $129,118 | 2025-12 |
| Altadena Community Church | 501(c)(3) | 1943 | $265,563 | $1.1 million | 2024-12 | |
| We Encourage | Human services | 501(c)(3) | 2012 | $263,938 | $8,849 | 2024-12 |
| Altadena Heritage | Arts, culture and humanities | 501(c)(3) | 1989 | $236,321 | $243,870 | 2025-12 |
| Pasadena Japanese Athletic Association | Recreation and sports | 501(c)(3) | 2003 | $232,374 | $136,464 | 2025-12 |
| Altadena Mountain Rescue Team | 501(c)(3) | 1968 | $187,705 | $254,297 | 2024-12 | |
| Daz-E Shop Inc | Human services | 501(c)(3) | 2025 | $153,954 | $277,510 | 2025-12 |
| Altadena Library Foundation | Education | 501(c)(3) | 2011 | $147,695 | $588,698 | 2024-12 |
| Refuge Christian Center Community Church | 501(c)(3) | 1992 | $138,662 | $1 | 2023-12 | |
| Altadena Music Theatre Inc | Arts, culture and humanities | 501(c)(3) | 2022 | $128,817 | $79,638 | 2025-12 |
| Foundwork Organization Inc | Arts, culture and humanities | 501(c)(3) | 2022 | $117,782 | $32,540 | 2025-10 |
| Altadena Meals On Wheels | Food, agriculture and nutrition | 501(c)(3) | 1973 | $111,739 | $116,535 | 2025-12 |
| The Crossbearers | 501(c)(3) | 1985 | $110,780 | $354,092 | 2025-12 | |
| Altadena Talks Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | $105,894 | $98,164 | 2025-06 |
| Masjid Al-Taqwa | 501(c)(3) | 1991 | $105,710 | $252,946 | 2024-12 | |
| Leal Latino Educators Advancing Leadership | Civil rights, social action and advocacy | 501(c)(3) | 2021 | $103,671 | $4,528 | 2025-06 |
| South American Teaching & Service Inc | Education | 501(c)(3) | 2010 | $93,146 | $30,029 | 2024-12 |
| A Piece of My Heart Foundation | Medical research | 501(c)(3) | 2018 | $92,350 | $13,922 | 2024-12 |
| Tesserae Inc | Arts, culture and humanities | 501(c)(3) | 2013 | $86,249 | $30,355 | 2025-06 |
| Fine Arts Club of Pasadena | Arts, culture and humanities | 501(c)(3) | 1968 | $73,315 | $538,238 | 2025-06 |
| American Chinese Golf Federation | Recreation and sports | 501(c)(3) | 2022 | $53,534 | $15,547 | 2025-12 |
| Melodia Mariposa | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2022 | $52,235 | $39,246 | 2024-12 |
| Nor Or Charitable Foundation Inc | Arts, culture and humanities | 501(c)(3) | 2008 | $48,983 | $1,317 | 2025-12 |
| Seek HM 1 Inc | Community improvement and capacity building | 501(c)(3) | 2019 | $48,000 | $1,740 | 2025-12 |
| G2G Center | Religion-related | 501(c)(3) | 2014 | $29,025 | $51,908 | 2024-12 |
| Art Aids Art | Arts, culture and humanities | 501(c)(3) | 2004 | $25,933 | $75,243 | 2024-12 |
| Pathfinder Animal Rescue Corporation | Animal-related | 501(c)(3) | 2022 | $15,314 | $6,794 | 2024-12 |
| Words2action | Education | 501(c)(3) | 2017 | $9,819 | $4,215 | 2025-12 |
| Brianna Rose Institute | Youth development | 501(c)(3) | 2021 | $6,193 | $1 | 2024-12 |
| Gift Across Nations | Education | 501(c)(3) | 2018 | $2,317 | $614,318 | 2024-12 |
| Service Through Entertainment Artand Music International | Arts, culture and humanities | 501(c)(3) | 2019 | $900 | $1 | 2024-06 |
| A Childs Place Altadena | Public and societal benefit | 501(c)(3) | 2025 | |||
| Aglow International | 501(c)(3) | 1973 | $0 | $0 | 2025-12 | |
| Alliance Community Foundation | Human services | 501(c)(3) | 2026 | |||
| Altadena Chamber of Commerce A Corp | 501(c)(6) | 1991 | $0 | $0 | 2024-12 | |
| Altadena Church of Christ | Religion-related | 501(c)(3) | 2004 | |||
| Altadena Community Enrichment | Human services | 501(c)(3) | 2017 | $0 | $0 | 2025-08 |
| Altadena Land Initiatives Corporation | Housing and shelter | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Altadena Senior Golf Club | Recreation and sports | 501(c)(7) | 2026 | |||
| Amazing Grace Moore Foundation for the Benefit of Children | Human services | 501(c)(3) | 2007 | $0 | $0 | 2026-06 |
| American Institute of Aeronautics and Astronautics | 501(c)(3) | 1954 | $0 | $0 | 2025-09 | |
| Ark Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Aveson Community Organization | Education | 501(c)(3) | 2021 | $0 | $0 | 2024-06 |
| Bara May Truth Network | Arts, culture and humanities | 501(c)(3) | 2020 | $0 | $0 | 2023-12 |
| Beads for Benefit | Youth development | 501(c)(3) | 2024 | |||
| Bible Instructors Guild | Religion-related | 501(c)(3) | 2026 | |||
| Bing Kong Benevolent Association | Human services | 501(c)(3) | 2019 | $0 | $3,879 | 2025-12 |
| Black Los Angeles County Clientcoalition | Human services | 501(c)(3) | 2014 | $0 | $150 | 2025-12 |
| Bourne Inc | Human services | 501(c)(3) | 2002 | $733,909 | 2024-12 | |
| Bridge of Life School | International, foreign affairs and national security | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Bruin Affiliates | 501(c)(3) | 1964 | $0 | $0 | 2026-06 | |
| Building Community Together | Community improvement and capacity building | 501(c)(3) | 2026 | |||
| California Basketball Academy | Recreation and sports | 501(c)(3) | 2024 | |||
| California Dental Hygienists Association | 501(c)(6) | 1997 | $0 | $0 | 2023-06 | |
| California Highway Patrol Explorer Program | Youth development | 501(c)(3) | 2003 | $0 | $0 | 2025-06 |
| Camp McNab Inc | Arts, culture and humanities | 501(c)(3) | 2018 | $0 | $0 | 2024-12 |
| Canyon Crest Conservancy | Environment | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Catholic All Year Foundation | Religion-related | 501(c)(3) | 2025 | |||
| Center 4 Mental Health Wellness Coaching Inc | Education | 501(c)(3) | 2024 | $0 | $0 | 2025-09 |
| Children in Messiah International Ministries | Religion-related | 501(c)(3) | 2009 | $0 | $0 | 2025-01 |
| Christ Chapel | 501(c)(3) | 1964 | $0 | $0 | 2025-12 | |
| Christmas Tree Lane Association of Altadena Inc | Arts, culture and humanities | 501(c)(3) | 2022 | $0 | $0 | 2022-12 |
| Church of Altadena | 501(c)(3) | 1985 | ||||
| College Womens Club of Pasadena | 501(c)(4) | 1952 | $0 | $0 | 2026-06 | |
| Community Congregational Church of Mojave | 501(c)(3) | 1968 | ||||
| Creative Housing & Services | 501(c)(3) | 1987 | $0 | $0 | 2025-06 | |
| Dandelion Thrive Foundation Inc | Mental health and crisis intervention | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Daughters of Divine Destiny | Religion-related | 501(c)(3) | 2024 | |||
| Di Massa Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $194,849 | 2024-12 | |
| Divine Appointment Deliverance and Healing International Ministries | Religion-related | 501(c)(3) | 2009 | |||
| Don Boscos Family | Human services | 501(c)(3) | 2019 | $0 | $0 | 2023-04 |
| Essick Foundation Inc | 501(c)(3) | 1949 | $3.9 million | 2025-12 | ||
| Every Kids Korner Inc | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Exaquest Carbon | Science and technology | 501(c)(3) | 2020 | $0 | $0 | 2026-06 |
| Expedition Love | Human services | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| FLV Educational Foundation | Education | 501(c)(3) | 2025 | |||
| Fact Athletics | 501(c)(3) | 2021 | $0 | $0 | 2025-12 | |
| Faith Thru Works | Education | 501(c)(3) | 2003 | $0 | $0 | 2025-12 |
| Feed the Need Industries | Arts, culture and humanities | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Fishbein Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2009 | $2.8 million | 2025-12 | |
| Floyd H Norris Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2004 | $3,827 | 2025-12 | |
| Focus for Success Foundation | Youth development | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Founders of the World Space Foundation | 501(c)(3) | 1980 | $4,795 | 2025-12 | ||
| Fraternal Order of Eagles | 501(c)(8) | 1991 | $0 | $0 | 2025-05 | |
| Free Black Therapy Inc | Mental health and crisis intervention | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Friends of the Altadena Library | Education | 501(c)(3) | 2017 | $0 | $0 | 2025-06 |
| Friends of the Altradena Senior Citizens Center | Human services | 501(c)(3) | 2024 | $0 | $0 | 2025-06 |
| Fuente Eterna | Religion-related | 501(c)(3) | 2016 | |||
| Girls - Girls Initiating Real Living Standards | Youth development | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Glendale Woodturners Guild | Arts, culture and humanities | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Good Faith Church | Religion-related | 501(c)(3) | 2011 | |||
| Green Circle SGV | Environment | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Health Geoequity Inc | Health care | 501(c)(3) | 2025 | |||
| Hillside Tabernacle Church of God in Christ | Religion-related | 501(c)(3) | 1995 | $0 | $0 | 2025-12 |
| Home of Kings & Queens | Human services | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| House of Home | Human services | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Iglesia Cristiana Voz de Esperanza | Religion-related | 501(c)(3) | 2015 | |||
| Iglesia de Cristo Ministerios Llamada Final Centro de Refrigerio | Religion-related | 501(c)(3) | 2018 | |||
| Iglesia de Cristo Ministerios Llamada Final Colorado | Religion-related | 501(c)(3) | 2019 | |||
| Iglesia de Cristo Trompeta de Dios Ministerios Llamada Final | Religion-related | 501(c)(3) | 2017 | |||
| Iglesia de Cristo de Restauracion Ministerios Llamada Final | Religion-related | 501(c)(3) | 2017 | |||
| Impact Global Ministries | Religion-related | 501(c)(3) | 2018 | |||
| Institute for Dunham Technique Certification Inc | Arts, culture and humanities | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| International Encaustic Artists Inc | Arts, culture and humanities | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| International Mission Presbyterian Church | Religion-related | 501(c)(3) | 1997 | |||
| JMHS 85 Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | $0 | $0 | 2026-06 |
| Jay Cee Dee Children Home Inc | 501(c)(3) | 1988 | ||||
| John F Merrell Charitable Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1995 | $1.2 million | 2026-01 | |
| Kingdom of God International | Religion-related | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| Knights of Columbus | Mutual and membership benefit | 501(c)(8) | 1940 | $0 | $0 | 2025-12 |
| Knights of Peter Claver Inc | 501(c)(8) | 1968 | $0 | $0 | 2025-12 | |
| Latter Rain | 501(c)(3) | 1979 | ||||
| Leadher Talks | Education | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Lifeline Community Services & Economic Development Corp | Education | 501(c)(3) | 2002 | $0 | $0 | 2025-12 |
| Lifeline Fellowship Christian Center Inc | Religion-related | 501(c)(3) | 2002 | 2024-12 | ||
| Lift International | Religion-related | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Live Love Laugh and Get Check | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $1 | 2025-10 |
| Mahavairocana Zen Center | Religion-related | 501(c)(3) | 2016 | |||
| Meadows Fire Safe Council Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Mercy Town | Religion-related | 501(c)(3) | 1999 | |||
| Miranda D Beck Pediatric Cancer Research Foundation | Medical research | 501(c)(3) | 2010 | $0 | $0 | 2023-12 |
| Mission Bible Church | Religion-related | 501(c)(3) | 2001 | |||
| Move Your Feet Tennis Foundation | Recreation and sports | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Next Arena | Arts, culture and humanities | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Nikkos Education Corporation | Youth development | 501(c)(3) | 2012 | $0 | $0 | 2023-12 |
| Noah Langholz Remembrance Fund | Mental health and crisis intervention | 501(c)(3) | 2016 | $9,766 | 2025-12 | |
| Nylle | Human services | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| On Wings of Care | Religion-related | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| One Share Fund | Human services | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| One Vision International Inc | Youth development | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Our Testimonial Inc | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Parroquia Del Santisimo Sacramento Icab | Religion-related | 501(c)(3) | 2017 | |||
| Path of Purpose | Health care | 501(c)(3) | 2025 | |||
| Pflag Pasadena | 501(c)(3) | 1994 | $0 | $0 | 2025-09 | |
| Present Athletes Project | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $0 | $0 | 2025-06 | |
| R A C K S Radical Accountability Clothing Kindness Support Inc | Human services | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Rector Wardens and Vestrymen of Saint Marks Parish Altadena | 501(c)(3) | 1967 | ||||
| Reearth Ai | Environment | 501(c)(3) | 2025 | |||
| Resonate Grace Church | Religion-related | 501(c)(3) | 2015 | |||
| Rose City Sigmas Foundation | Community improvement and capacity building | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Russia Central Asia Missions Group | Religion-related | 501(c)(3) | 2009 | |||
| Sacred Heart Church | 501(c)(3) | 1946 | ||||
| Secret Land Arp | Arts, culture and humanities | 501(c)(3) | 2019 | $0 | $1 | 2024-12 |
| Seventh Day Assembly of God Inc | 501(c)(3) | 1974 | ||||
| Sheriffs Support Group of Altadena | Recreation and sports | 501(c)(3) | 2002 | $0 | $0 | 2025-12 |
| Shield of Faith Christian Center of Fontana | Religion-related | 501(c)(3) | 2003 | |||
| Sinai Spanish Baptist Church | Religion-related | 501(c)(3) | 1999 | |||
| Soares Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2011 | $2.5 million | 2024-12 | |
| Social Issues Research | Social science | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Society of Stephen Incorporated | 501(c)(3) | 1974 | ||||
| Spiritual Assembly of the Bahais of Altadena | 501(c)(3) | 1995 | ||||
| Squad Club No 575 | 501(c)(4) | 1994 | $0 | $0 | 2024-12 | |
| St Elizabeth of Hungary | 501(c)(3) | 1946 | ||||
| St Elizabeths Church of Hungary | 501(c)(3) | 1946 | ||||
| St Giles Catholic Community | 501(c)(3) | 2008 | ||||
| St Johns Community Church | 501(c)(3) | 1981 | ||||
| Sustainable Community Development Corporation | Education | 501(c)(3) | 2024 | |||
| Syl With Love | Public and societal benefit | 501(c)(3) | 2025 | |||
| TLC Breaking Chains Ministry Inc | Religion-related | 501(c)(3) | 2020 | $0 | $0 | 2026-04 |
| Temper Tantrum Dance Company | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| The American Orthodox Catholic Church | 501(c)(3) | 1969 | ||||
| The Freedom Wall | Human services | 501(c)(3) | 2025 | |||
| The Grreat Undergrrowl Railroad Inc | Animal-related | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| The San Gabriel Christian Center | 501(c)(3) | 1986 | ||||
| Theosophical Society | 501(c)(3) | 1939 | $0 | $0 | 2025-09 | |
| Theosophical University | 501(c)(3) | 1942 | $0 | $0 | 2025-12 | |
| Twin of A Kind Inc | Public and societal benefit | 501(c)(3) | 2017 | $0 | $0 | 2023-12 |
| United Church of Free Thought A California Corporation | 501(c)(3) | 1977 | ||||
| United Economic Development Fund | Human services | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| United Glow Corporation | Arts, culture and humanities | 501(c)(3) | 2024 | |||
| Universal Biblical Research Society | 501(c)(3) | 1975 | ||||
| Villa El Molino Homeowners Association | Community improvement and capacity building | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Vineyard Christian Fellowship of Fullerton | Religion-related | 501(c)(3) | 2000 | |||
| Vision of Faith Christian Kanisa | Religion-related | 501(c)(3) | 1996 | |||
| Walter F Conn Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | $1 | 2025-12 | |
| Weeping Hearts | Human services | 501(c)(3) | 2024 | |||
| West Coast Church of God | Religion-related | 501(c)(3) | 2022 | |||
| Western Cuna Management School Alumni Association | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Whisper Farms Inc | Food, agriculture and nutrition | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Widows Treasure | Human services | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Xtreme Alta Media Inc | Arts, culture and humanities | 501(c)(3) | 2025 | |||
| Xtreme Athletics | Recreation and sports | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Your Greatness Is Showing | Arts, culture and humanities | 501(c)(3) | 2026 | $0 | $0 | 2026-06 |
| Zurmang Kagyu Buddhist Foundation | Religion-related | 501(c)(3) | 2009 | $0 | $0 | 2024-12 |
By cause in Altadena, CA
- Religion-related 35
- Human services 25
- Arts, culture and humanities 25
- Education 15
- Philanthropy, voluntarism and grantmaking foundations 12
- Recreation and sports 9
- Youth development 8
- Housing and shelter 5
- Public and societal benefit 4
- Community improvement and capacity building 4
- Animal-related 3
- Food, agriculture and nutrition 3
- Environment 3
- Health care 3
- Mental health and crisis intervention 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.