Beverly and James Phelps Foundation

Macnaughton Foundation

Honolulu, HI

The MacNaughton Foundation supports education, healthcare, housing, homelessness, arts, sustainability, job creation, and community development, primarily in Hawaii. Its 2025 grants ranged from $206 to $25,000, with a median of $5,000. It gives only to preselected charitable organizations and does not accept unsolicited requests.

NFL Foundation Inc

New York, NY

The NFL Foundation funds youth football, athlete health and safety, education and youth services, sports-related medical research, and community initiatives, primarily in NFL club markets across the country, with a youth-services program for Hawaiian nonprofits. Its 2025 grants had a median of $20,000, though awards ranged widely. It does not describe a general unsolicited application process; for social justice funding, organizations can submit an idea form for possible invitation to apply, while some grants are limited to NFL clubs or team personnel.

The Edmund C Olson Family Foundation

Los Angeles, CA

The Shidler Family Foundation

Honolulu, HI

Altres Foundation

Honolulu, HI

Alohacare

Honolulu, HI

AlohaCare supports health access and equity in Hawaiʻi, including health care workforce development, outreach, transportation, telehealth, nutrition security, and housing for underserved communities. Its 2024 grants ranged from $5,400 to $249,438, with a median award of $15,500, and most funding went to Hawaiʻi organizations. The profile does not state whether it accepts unsolicited requests.

The Bell Charitable Foundation

Cincinnati, OH

The Bell Charitable Foundation supports nonprofits working in economic and social mobility, technology, health and well-being, and environmental sustainability, with grants concentrated in Ohio, Hawaii, and Kentucky. Its 2025 grants ranged from $10,000 to $42,500, with a median of $25,000; it funds only preselected organizations and does not accept unsolicited requests.

Christopher Reeve Foundation

Short Hills, NJ

The Christopher Reeve Foundation funds spinal cord injury research and projects that improve access, independence, inclusion, and health for people affected by paralysis. Its Quality of Life grants are for U.S. projects and typically range from $5,000 to $50,000, with a reported median grant of $24,800. Applications are submitted through its online grants portal; the profile does not state whether unsolicited requests are accepted.

Harold KL Castle Foundation

Kailua, HI

The Harold K.L. Castle Foundation funds Hawaii-serving nonprofits and public schools, with priorities in public education, nearshore marine conservation, climate resilience, and Windward Oahu communities; it generally supports specific projects. Recent grants ranged from $500 to $550,000, with a median of $25,000. Prospective applicants start with an online inquiry and are asked to contact foundation staff before applying.

Bank of Hawaii Charitable Fdn

Honolulu, HI

The foundation supports community development, education, human services, and arts integration, with an emphasis on strengthening low- and moderate-income communities. Its 2024 grants ranged from $1,000 to $297,500, with a median of $25,000; 95% of funding went to organizations in Hawaii. Grant requests may be submitted at any time.

Friends of Hawaii Charities Inc

Honolulu, HI

Friends of Hawaii Charities activates financial resources from the private sector and spirited volunteerism from the community, in concert with the extraordinary natural resources of the state, to produce sports and cultural events that generate funds for qualifying not-for-profit endeavors in Hawaii benefiting its women, children, youth, and needy, primarily in the areas of intervention, health, and education.

Enterprise Holdings Foundation

Saint Louis, MO

The Enterprise Holdings Foundation supports charitable and educational nonprofits in communities where Enterprise Mobility operates, focusing on health, education, arts, and disaster relief; applicants must be actively supported by an Enterprise Mobility team member, spouse, or domestic partner. Giving varies widely: it reported 9,499 grants in 2024, but its 2025 filing showed one grant of $101.4 million, so that amount is not a typical award. Applications are accepted at any time through eligible Enterprise-affiliated applicants; the Foundation does not limit giving to preselected organizations.