13 private foundations reported environment & conservation grants in Hawaii on their IRS Form 990-PF filings for tax years 2023–2024. Historical giving records — not an open application portal.
Themes are derived from the free-text purpose each foundation wrote on its own Part XV filing, so a grant is classified by what the funder said it was for. Grants paid directly to named individuals are excluded from recipient counts and tables.
Across tax years 2023–2024, 13 private foundations reported 26 grants for environment & conservation totaling $4,244,523 to 23 organizations in Hawaii. The most-funded Hawaii communities were Honolulu, Haleiwa, Kailua. Hau'oli MAU LOA Foundation reported the most environment & conservation giving — $2,153,523 across 6 grants. The median grant was $10,000.
Foundation filings are a record of past giving. The UseGrants eligibility check matches you to federal and state opportunities accepting applications today.
| Foundation | Grants | Total |
|---|---|---|
| Hau'oli MAU LOA Foundation | 6 | $2,153,523 |
| Wal-mart Foundation | 1 | $1,200,000 |
| The Rockefeller Foundation | 1 | $500,000 |
| BAND Foundation | 1 | $175,000 |
| Patagoniaorg | 9 | $90,000 |
| John S and James L Knight Foundation | 1 | $75,000 |
| Charles and Mitch OTA Foundation | 1 | $15,000 |
| Clif Family Foundation | 1 | $12,000 |
| Visceglia-summit Associates Foundat | 1 | $10,000 |
| The Harry and Jeanette Weinberg Foundation Inc | 1 | $10,000 |
| Eureka Foundation Inc | 1 | $2,500 |
| The Michael B Wood Foundation | 1 | $1,000 |
| Recipient | Grants | Total |
|---|---|---|
| University of Hawaii Foundation | 1 | $1,440,357 |
| Sustainable Fisheries Partnership Foundation | 2 | $1,375,000 |
| Elemental Excelerator Inc | 1 | $500,000 |
| Kupu | 1 | $380,000 |
| Hawaii Conservation Alliance Foundation | 1 | $215,000 |
| Three Mountain Alliance Foundation | 1 | $85,000 |
| Honolulu Civil Beat | 1 | $75,000 |
| Hawaii LOCAL2030 HUB | 1 | $25,000 |
| Maui Huliau Foundation | 1 | $15,000 |
| Oikonos Ecosystem Knowledge | 1 | $12,000 |
| 808 Cleanups | 1 | $10,000 |
| Conservation Council for Hawaii | 1 | $10,000 |
| Hale Kipa | 1 | $10,000 |
| I NUI KE AHO | 1 | $10,000 |
| Kokua Kalihi Valley Comprehensive Family Services | 1 | $10,000 |
13 private foundations reported environment & conservation grants in Hawaii on their IRS Form 990-PF filings, totaling $4,244,523. The largest by reported dollars were Hau'oli MAU LOA Foundation, Wal-mart Foundation, The Rockefeller Foundation. These are historical filings, not open application portals — check each foundation's own guidelines before approaching them.
23 distinct organizations appear as recipients in Hawaii, led by University of Hawaii Foundation, Sustainable Fisheries Partnership Foundation, Elemental Excelerator Inc. Grants paid directly to named individuals are excluded from these figures.
The median reported environment & conservation grant in Hawaii was $10,000, and the largest single reported grant was $1,440,357. Amounts are as reported by the filing foundation for a historical tax year.
The UseGrants feed tracks federal and state opportunities that are open today, each with the eligibility explained in plain English.
Source: public IRS Form 990-PF Part XV filings (tax years 2023–2024). Theme classification is derived from the funder’s own purpose text and is a summary, not a legal categorization. UseGrants is an independent aggregator, not affiliated with any foundation listed.
