Damir I & Virginia a Schmidek Charitable Foundation

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.

The Lorraine & Gerard Seelig Founda

Palo Alto, CA

Wadhwani Charitable Foundation

Los Altos, CA

The Wadhwani Charitable Foundation supports education, research, technology, and other charitable work, with 2024 grants ranging from $25,000 to $3.7 million and a median of about $150,000. Most funding went to California, followed by Washington, DC; it gives only to preselected organizations and does not accept unsolicited 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.

Wendell Family Foundation

San Ramon, CA

The Wendell Family Foundation supports universities, schools, cultural institutions, and community-serving organizations, with 2025 grants ranging from $100 to $260,000 and a median of $4,000. Its giving is concentrated in California, followed by New Jersey, Massachusetts, Maryland, and Maine. It gives only to preselected charitable organizations and does not accept unsolicited requests.

Greater Horizons

Kansas City, MO

Greater Horizons is a donor-advised fund provider whose donor-directed grants support eligible U.S. public charities across a broad range of causes; international organizations may also qualify with additional review and fees. In 2024, grants had a median of $15,000, with itemized awards ranging from $5,001 to $10,073,050, and recipients were located across the United States, especially in California, Texas, Nebraska, New York, and Kansas. It describes a grant-request process for donors, not an application process for organizations, so unsolicited requests are not stated as accepted.

The David and Lucile Packard Foundation

Los Altos, CA

The David and Lucile Packard Foundation funds charitable organizations working on just societies, healthy families and communities, and a healthy natural world, including climate solutions, ocean conservation, and science. Its 2024 grants had a median of $150,000, and half of grant dollars went to California recipients. It accepts unsolicited requests, but less than 1% of its grants come from them.

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.

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.

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.