The Tadashi Foundation

Hotchkis Foundation

Los Angeles, CA

The Hotchkis Foundation supports a varied mix of charitable organizations, including schools, arts and cultural groups, conservation, health, and youth organizations, primarily in California. Its 2025 grants ranged from $2,000 to $22,000, with a median of $5,000. It gives only to preselected organizations and does not accept unsolicited requests.

Collis P & Howard Huntington Memorial Hospital Trust

Pasadena, CA

The organization is a charitable trust and operates solely for the benefit of pasadena hospital association ltd (dba huntington health).

Robert and Adelaide May Zimmerman

Pasadena, CA

The Mayor's Fund for Los Angeles

Los Angeles, CA

The Mayor’s Fund for Los Angeles supports homelessness prevention and housing stability, including tenant legal services, outreach and case management, and services for youth transitioning out of foster care. Its 2025 grants ranged from $25,000 to $935,000, with a median of $125,000, and supported organizations serving Angelenos. The profile does not state whether it accepts unsolicited requests.

The Rose Hills Foundation

Pasadena, CA

The Rose Hills Foundation funds education, arts and culture, support for at-risk youth and families, and human services benefiting people in Southern California, with an emphasis on Los Angeles County organizations. Its 2024 grants ranged from $6,000 to $1 million, with a median of $50,000; applications are accepted year-round, but unsolicited requests are not accepted from certain large medical institutions, schools, and higher-education institutions.

Wm Keck Foundation

Los Angeles, CA

The W.M. Keck Foundation funds high-risk, high-potential science, engineering and medical research nationally, plus arts and culture, education, health and community-service projects in Southern California, with an emphasis on children, youth, families and under-resourced communities. Typical awards are $1 million–$1.3 million over three years for research and $100,000–$1 million through its Southern California Program. The profile does not state whether it accepts unsolicited requests.

Workday Foundation

Wilmington, DE

The Workday Foundation funds workforce development, including AI and technical skills training and career pathways, as well as prevention initiatives focused on disaster preparedness, health emergencies, and human connection. In 2025, grants ranged from $2,500 to $1 million, with a median of $75,000; recent giving was concentrated in Massachusetts, Washington, D.C., California, and New York. It does not accept unsolicited requests; full proposals are by invitation only.

The Lakeview Foundation

Greenbrae, CA

The Lakeview Foundation’s 2024 grants supported organizations in areas including conservation, health care, agriculture, education, disaster response, and reproductive and sexual health care; grants were designated for general support. It gave $5.317 million across 25 organizations, ranging from $5,000 to $1 million, with a median grant of $50,000; most funding went to California, followed by Virginia. It does not accept unsolicited requests and funds only preselected organizations.

Silicon Valley Community Foundation

Mountain View, CA

Silicon Valley Community Foundation funds work in areas such as housing, economic security, education, health, the environment, arts and culture, and civic engagement, with Community Action Grants supporting local, community-led organizations in San Mateo and Santa Clara counties. Its 2024 grants had a median of $51,716, though amounts varied widely; applications depend on the program, and SVCF states that it does not accept unsolicited proposals for advised funds.

California Community Foundation

Los Angeles, CA

The California Community Foundation funds work in education, health, housing, immigration, and other community needs, primarily in Los Angeles County. Its 2025 grants had a median of $50,000, though amounts varied widely; it does not accept unsolicited funding requests.

The William & Flora Hewlett Foundation

Menlo Park, CA

The William & Flora Hewlett Foundation funds education, climate and conservation, the arts, gender equity, governance, democracy, and philanthropy, with work in the San Francisco Bay Area, the U.S. West, nationally, and internationally. Its 2024 grants had a median of $150,000, though awards ranged from $50 to more than $11 million; it often provides long-term general operating support. It generally does not accept unsolicited requests, except through invited open processes.

Marin Community Foundation

Novato, CA

Marin Community Foundation funds equity-focused work, including affordable housing, homelessness, community resilience and power, and arts; its Buck Family Fund supports organizations serving Marin County, including those based elsewhere. Its 2025 grants had a median of $25,000 and ranged from $5,050 to $10 million; the profile does not state whether it accepts unsolicited requests.