Albert & Betty OTA Children's 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.

Arrillaga Foundation

Palo Alto, CA

The Arrillaga Foundation supports a range of work, including education, research, health, community services, and the arts, with most 2024 grant dollars going to California organizations. Its grants ranged from $10,000 to $3.5 million, with a median of $50,000. It funds only preselected charitable organizations and does not accept unsolicited requests.

SS Fook Sing Foundation

Honolulu, HI

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.

The Lawrence D & Patricia I Rodriguez

Honolulu, HI

Tradewind Group Foundation

Honolulu, HI

The foundation supports Hawai‘i organizations working in areas including education, workforce development, housing, health, arts, and community service. In 2025, its 146 grants ranged from $86 to $100,510, with a median of $5,000. It accepts requests by letter year-round and does not restrict giving to preselected organizations.

Laulima Foundation

Honolulu, HI

McInerny Foundation

Honolulu, HI

The McInerny Foundation supports tuition aid, programs and general operations, and small capital projects in education, health, human services, arts and culture, community, and environmental fields, primarily benefiting Hawai‘i residents. Its 2025 grants ranged from $5,000 to $250,000, with a median of $35,000; it gives mainly in Hawai‘i. It funds only preselected organizations and does not accept unsolicited requests.

Maurice and Joanna Sullivan Family

Honolulu, HI

The Maurice and Joanna Sullivan Family supports charitable organizations across education, health, arts and culture, environmental work, and youth programs, with most 2024 funding going to Hawaii and a small share to California. Its 27 grants ranged from $25,000 to $250,000, with a median of $100,000; it gives only to preselected organizations and does not accept unsolicited requests.

Hawaii Realtors Charitable Foundation

Honolulu, HI

The Hawai‘i REALTORS® Charitable Foundation supports community efforts addressing food insecurity and providing housing for people in need, including disaster relief and food assistance, primarily in Hawai‘i. Its 2024 grants ranged from $200 to $3,000, with a median of $2,500. It offered applications for Maui wildfire housing assistance, but the profile does not state whether it accepts unsolicited requests generally.

J Watumull Fund

Honolulu, HI

J Watumull Fund supports public charities and schools across areas including arts, education, health, community services, and child welfare; most of its 2024 grant dollars went to Hawaii. Its grants ranged from $500 to $50,000, with a median of $2,000. It accepts applications anytime.

Chamber of Commerce of Hawaii

Honolulu, HI

The Chamber’s Public Health Fund supports Oahu nonprofits’ public-health education, research, and legislation projects, with preference for visible results; it awards more than $100,000 in total grants annually, but individual award sizes aren’t stated. It accepts unsolicited applications through its application process.