Hawai'i Forest Institute

Sentry Insurance Foundation Inc

Stevens Point, WI

The foundation supports education, workforce development, United Way, and local organizations that improve quality of life and build equitable communities, especially in Wisconsin and Hawaii, including Maui. Its 2024 grants had a median of $1,500, though awards ranged widely; it accepts requests by letter to Sentry Insurance stating the organization’s purpose and requested amount.

Neil & Mary Kosasa Foundation

Honolulu, HI

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.

ASB Charitable Foundation

Honolulu, HI

Wright Foundation

Sammamish, WA

The Wright Foundation supports charitable organizations in education, health, youth development, and other areas, with recent grants ranging from $5,000 to $50,000 and a median of $20,000. Its 2025 giving primarily went to organizations in Hawai‘i, Washington, and California. It does not accept unsolicited requests and gives only to preselected organizations.

Change Happens Foundation

Urbandale, IA

Change Happens Foundation funds environmental science, education, and human services, including sustainable environmental solutions, early education and STEM, and nutrition and community health. Its 2024 grants ranged from $250 to $50,000, with a median of $17,500; it supports national or global work and local initiatives primarily in Iowa, with occasional funding in the San Francisco Bay Area, Santa Barbara County, and Puget Sound. It accepts online letters of inquiry and invites selected applicants to submit a full proposal.

Ernest H Hui Family Foundation

Kaneohe, HI

The Ernest H Hui Family Foundation supports charitable organizations in areas including community services, conservation, family support, education, housing, and public media. Its 2025 grants ranged from $100 to $10,000, with a median of $1,000; nearly half of grant dollars went to Hawaii, with others going to organizations in several states. It accepts unsolicited requests from eligible organizations, with no formal application or established deadline.

TMT International Observatory LLC

Pasadena, CA

The Tinybell Charitable Fund

Wilmington, DE

The Tinybell Charitable Fund supports charitable organizations, including educational institutions, with recent grants going to recipients in California, Hawaii, New York, and Rhode Island. In 2024, it made 11 grants totaling $453,000, ranging from $1,000 to $170,000, with a median grant of $10,000. It funds only preselected organizations and does not accept unsolicited requests.

50BREAKTHROUGHS Foundation

Oakland, CA

This corporation will focus on products and services with a potential to improve the lives of the poor and under-served, including those related to improving access to nutritious food, the ability to live a healthy life, access to energy, the efficient functioning of agricultural systems, and also climate-change and environmental sustainability issues.

Gary Broad Foundation

Los Angeles, CA

The Gary Broad Foundation funds hunger relief, animal welfare, education and youth development, health care, wildlife conservation, and community services, with most funding going to California and some to New York, Kentucky, Hawai‘i, and the District of Columbia. Its 2025 grants ranged from $10,000 to $50,000, with a median of $30,000. It gives only to preselected organizations and does not accept unsolicited requests.

John M Ross Foundation

Honolulu, HI