Castro Family Foundation

Sundet Foundation

Bloomington, MN

The Sundet Foundation supports a varied range of charitable organizations, with most of its giving going to Minnesota recipients. Its 2025 grants totaled about $1.82 million across 54 grants, with a median grant of $8,572. It gives only to preselected organizations and does not accept unsolicited requests.

Fred C and Katherine B Andersen Foundation

Bayport, MN

The Fred C and Katherine B Andersen Foundation funds nonprofits working in health, housing, education, human services, basic needs, employment, civic initiatives, and environmental education, primarily in Minnesota and Wisconsin’s St. Croix Valley. Its 2025 grants ranged from $1,000 to $7.71 million, with a median award of $75,000. It accepts online applications.

Alton Foundation

Saint Cloud, MN

The Alton Foundation supports health and medical research, education, children’s programs, and environmental conservation, with most of its 2025 grant dollars going to Minnesota organizations. Grants ranged from $1,000 to $31,400, with a median of $2,000. It funds only preselected charitable organizations and does not accept unsolicited requests.

The Klingenstein Third Generation Foundation

New York, NY

The Klingenstein Third Generation Foundation funds research and fellowships focused on ADHD and depression in children and adolescents, with particular attention to underserved populations. Its 2025 grants ranged from $2,500 to $100,000, with a median of $50,000, and went to organizations in multiple U.S. states. It does not accept unsolicited funding requests; fellowship applications must be initiated by an academic researcher.

The Cyrus Katzen Foundation Inc

Baileys Crossroads, VA

The Cyrus Katzen Foundation funds health care and medical research, children’s services, arts and culture, and community and religious organizations. Its 2025 grants ranged from $2,000 to $812,500, with a median of $10,000, and went mainly to organizations in Washington, DC, and Maryland. It accepts requests: applicants should submit a letter describing the organization and grant purpose, along with proof of tax-exempt status; no deadline is listed.

United Jewish Foundation

Bloomfield Hills, MI

United Jewish Foundation funds Jewish community continuity, including Jewish organizations, human services, education, and related community programs. Its 2025 grants had a median of $18,000, though awards ranged widely; 87% of grant dollars went to Michigan, with some support elsewhere. The profile does not state whether it accepts unsolicited requests.

Robert a and Lynn I Doneff Foundation

Egg Harbor, WI

John P & Kathryn G Evans Foundation

Indianola, WA

The John P & Kathryn G Evans Foundation’s recent grants include operating support for charitable organizations, but its 2025 filing reports just one $500 grant; giving totaled about $128,000–$137,000 in 2023 and 2024. Its grant dollars went to a Virginia recipient in 2025, and it accepts no unsolicited requests, contributing only to preselected organizations.

Ad Impact Inc

Sarasota, FL

Publix Super Markets Charities Inc

Lakeland, FL

Publix Super Markets Charities supports nonprofits addressing hunger, homelessness and housing, youth, education, and community needs in Florida, Georgia, Alabama, North Carolina, South Carolina, Tennessee, Virginia, and Kentucky. Its 2024 median grant was $2,500, though awards ranged widely; it accepts online requests from eligible organizations, with application periods varying by program.

The Community Foundation for Northeast Florida Inc

Jacksonville, FL

The Community Foundation for Northeast Florida supports neighborhood strengthening, nonprofit capacity, education, older adults, the arts, and other community needs, primarily in Baker, Clay, Duval, Nassau, Putnam, and St. Johns counties. Its 2024 grants had a median of $5,000, while its Program Support grants offer up to $25,000; eligible nonprofits may apply to competitive programs, but donor-advised funds do not accept applications.

Community Foundation of Tampa Bay Inc

Tampa, FL

The Community Foundation of Tampa Bay funds nonprofits through competitive grants and other programs focused on economic opportunity, environmental resilience, health and wellbeing, education, and vibrant communities. Its typical grant is about $25,000, and it serves Hillsborough, Pinellas, Pasco, Hernando, and Citrus counties. It accepts applications through its competitive grants process and rolling Critical Needs List.