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Grant funders / Hawaii / Environment & Conservation

Environment & Conservation Grant Funders in Hawaii

140 foundations with a documented environment & conservation focus have made grants to Hawaii nonprofits in recent years, together directing $141.9M to organizations across the state. Below are the most active — every funder links to a full giving profile, and Bespoke Grants will match all 140 against your nonprofit's specific mission, for free.

140
Environment & conservation funders
$141.9M
Given to Hawaii nonprofits
1,122
Grants on record
2025
Most recent giving

Most active environment & conservation funders in Hawaii

#FunderBased inTotal Hawaii givingGrantsLatest
1Chan Zuckerberg Initiative FoundationCalifornia$30.6M32024
2Hau'oli Mau Loa FoundationHawaii$13.1M492024
3National Fish and Wildlife FoundationDistrict of Columbia$11.9M442024
4Walton Family Foundation IncArkansas$9.4M92024
5The David and Lucile Packard FoundationCalifornia$8.8M122024
6Hawaiian Electric Industries CharitableHawaii$7.2M42024
7Hale Halawai Ohana O HanaleiHawaii$4.8M62024
8The Simons Foundation IncNew York$4.8M42024
9American Bird ConservancyVirginia$4.1M402024
10The Nature ConservancyVirginia$2.2M332024
11United Nations Foundation IncDistrict of Columbia$2.0M32024
12The Trust for Public LandCalifornia$1.9M32022
13Harold Kl Castle FoundationHawaii$1.9M362024

This list is ranked by size. Yours should be ranked by fit.

The funders above are the biggest environment & conservation funders in Hawaii — not necessarily the right ones for you. Bespoke Grants ranks all 140 against your nonprofit's actual mission, service area, and budget, and shows you why each one matches. Free, no credit card.

Rank these funders for my nonprofit →

Environment & Conservation funders in other states

Other causes funded in Hawaii

How this list is built. Bespoke Grants indexes 13M+ grants from public IRS Form 990 filings. This page shows foundations whose giving carries a documented environment & conservation focus and that have funded Hawaii nonprofits. Giving figures reflect each funder's total recent grants to Hawaii recipients. IRS data publishes on a 1–2 year lag; figures are current through the most recent available filings.