Dianne & Thomas Lookabaugh Foundation

L Robert & Patricia Payne Family

San Diego, CA

The foundation supports arts and cultural organizations, youth programs, conflict resolution, and community foundations, with most 2025 funding going to California and the rest to Washington. Its 64 grants ranged from $100 to $84,711, with a median of $10,000. It funds only preselected organizations and does not accept unsolicited requests.

Allan and Lyndsey Arendsee Family

Coronado, CA

The foundation makes general-purpose grants to a range of nonprofits, including hospitals and organizations serving people experiencing homelessness, military families, and people with Parkinson’s disease. In 2024, grants ranged from $500 to $60,000, with a median of $2,000; 89% of grant dollars went to California recipients. It funds only preselected organizations and does not accept unsolicited requests.

Mock Foundation

Oklahoma City, OK

The Auen Foundation

Palm Desert, CA

The Auen Foundation supports programs that improve quality of life for older adults and their families, including healthy aging, caregiving, social services, and intergenerational activities, with a strong emphasis on the Coachella Valley. In 2024, grants ranged from $5,000 to $50,000, with a median of $20,000. It does not accept unsolicited requests; it considers requests from preselected organizations and those referred by trustees or staff.

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.

Direct Relief

Santa Barbara, CA

Direct Relief funds community health centers, free and charitable clinics, educational institutions, and other organizations addressing health inequities, and provides medical supplies for healthcare facilities serving underserved communities and people affected by emergencies. Its 2025 grants ranged from $5,500 to $4.34 million, with a median of $100,000, supporting work across the U.S. and more than 80 countries. The available information does not state whether it accepts unsolicited grant requests.

Conrad N Hilton Foundation

Westlake Village, CA

The Conrad N. Hilton Foundation funds nonprofits working to improve lives and alleviate poverty, with initiatives including early childhood development, homelessness, refugees, safe water, and support for foster and opportunity youth. Its work is global, and its 2024 grants had a median award of $76,000. It generally does not accept unsolicited requests, except through its Good Neighbor Program for eligible local nonprofits and Title 1 schools.

The San Diego Foundation

San Diego, CA

The San Diego Foundation supports nonprofits advancing racial and social justice, equity of opportunity, and resilient communities, with grants for projects, capacity building, or general support. Its 2025 itemized grants had a median of $25,000, with awards ranging from $5,100 to nearly $5 million; it generally funds organizations serving San Diego County residents, though some grants reach beyond the county. Applications are made through posted funding opportunities, and the profile does not state whether unsolicited requests are accepted.

The California Endowment

Los Angeles, CA

The California Endowment funds health and racial equity, including health care access, community health, organizing, and policy change, primarily in California. Its 2024 grants had a median of $100,000, though amounts varied widely; it does not accept unsolicited requests and funds preselected organizations only.