The Havasi Wilderness Foundation

The Nevonen Family Foundation

Sherman Oaks, CA

The Winnick Family Foundation Inc

Woodland Hills, CA

The Winnick Family Foundation supports wildlife and animal conservation, animal welfare, children’s literature, and law enforcement, with recent grants ranging from $100 to $9,646 (median $875). Its 2025 grants went to organizations in several states, including New York and California; the filing says to contact Lynda De La Rosa about submitting a three-page proposal, with no deadlines or award restrictions.

The Abraham Foundation

New York, NY

The Abraham Foundation funds wildlife conservation, threatened species and habitats, and grassroots organizations working with local communities. In 2025, its 10 grants ranged from $5,000 to $109,800, with a median of $10,000; its partners work internationally, while most grant dollars went to recipients in California and New York. It has no open grant opportunities, but aligned organizations may introduce a potential collaboration.

The Cory and Bob Donnalley Charitable Foundation Inc

Greenwich, CT

Mary Jo and Hank Greenberg Animal

Santa Monica, CA

The foundation supports animal rescues, shelters, adoption, and related animal-care services, primarily in California, with some funding in Nevada. Its 2025 grants ranged from $10,000 to $100,000, with a median of $25,000; organizations are directed to request an application, but whether unsolicited requests are accepted is not stated.

The Henry Mayo Newhall Foundation

San Rafael, CA

The Henry Mayo Newhall Foundation funds nonprofits working in youth academic and cultural enrichment, agriculture and conservation, scholarships, historical preservation, and services for disadvantaged populations in San Francisco, the Santa Clarita Valley, and the Santa Maria Valley. Typical one-year grants are $5,000–$20,000, though awards can be larger; it does not accept unsolicited proposals, and new or returning applicants must first speak with staff.

Thornton S Jr and Katrina D

Davis, CA

This foundation funds animal protection and rescue, land and wildlife conservation, agriculture, natural-land preservation, and opera, symphony, and similar civic organizations. Its 2024 grants ranged from $1,000 to $48,000, with a median of $5,000, and California organizations are prioritized, though out-of-state groups may apply. It accepts online applications during its stated application period, May 15–August 15, 2026.

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.