Orthopaedic Institute for Children Foundation

Elizabeth Corlin Charitable Trust

Dallas, TX

Mar Vista Investment Partners Charitable

Minnetonka, MN

Harold and Nadine Davidson Foundation

Los Angeles, CA

The foundation supports a varied range of charitable organizations, with most of its giving going to California and a small share to Indiana. In 2025, it made 17 grants totaling $85,231; grants ranged from $100 to $29,867, with a median of $1,000. It gives only to preselected organizations and does not accept unsolicited funding requests.

The Center for CC&D of Inherited Blood Disorders

Orange, CA

The Center for Comprehensive Care and Diagnosis of Inherited Blood Disorders funds health programs for people with rare, chronic inherited blood disorders, including sickle cell treatment and regional hemophilia care. Its 2024 organizational grants ranged from $28,719 to $829,478, with a median of $106,944, and went mostly to California organizations, with some funding in Arizona, Nevada, Utah, and Hawaii. The profile does not state whether it accepts unsolicited requests.

QueensCare

Los Angeles, CA

QueensCare funds nonprofit healthcare services and community health programs for low-income, medically underserved residents of Los Angeles County, with priority for programs in its primary and secondary service areas. In 2025, grants ranged from $10,000 to $2.8 million, with a median award of $50,000. It invites organizations to submit an inquiry about potential future funding; the profile does not state whether it accepts unsolicited grant requests.

American Thrombosis and Hemostasis Network Inc

Hickory, NC

The American Thrombosis and Hemostasis Network funds data management and research projects that improve care for people with bleeding and clotting disorders, including work by treatment centers, hospitals, universities, and community organizations. Its 2024 grants ranged from $5,324 to $566,663, with a median of $14,400, and went to recipients in multiple U.S. states. The profile does not state whether it accepts unsolicited requests.

The Ahmanson Foundation

Beverly Hills, CA

The Ahmanson Foundation funds Los Angeles County nonprofits in arts and humanities, education, health care, human services, homelessness, and environmental preservation, often for construction, equipment, or other one-time project costs. Its 2024 grants ranged from $2,000 to $6.3 million, with a median of $50,000. It encourages applicants to submit a Letter of Inquiry, but the profile does not explicitly state whether it accepts unsolicited requests.

Americares Foundation Inc

Stamford, CT

Americares funds health care organizations and programs focused on disaster preparedness and recovery, access to medicines and medical supplies, and community health services. In 2025, its grants ranged from $5,073 to $3.86 million, with a median of about $58,700; it works in the United States and internationally, reaching an average of 80 countries each year. The profile does not state whether it accepts unsolicited requests.

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.

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 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.