Environment Grants in Hawaii

74 foundations fund environment programs in Hawaii. See who they are, what they give, and how to reach them.

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These foundations have a track record of funding environment work in Hawaii, based on IRS 990 grant data. Use the list below to find funders aligned with your mission, then sign up free to see how well your nonprofit fits each one.

Open Grant Opportunities

Live programs funding environment in Hawaii that your nonprofit can apply to now.

Open nowRolling / open intake

Colcom Foundation Grantmaking Program

From Colcom Foundation

carrying capacitylocal environmentlocal community+1 more

Who can apply: If a project has not been previously funded by Colcom Foundation, submit a Letter of Inquiry (LOI). LOIs are accepted on a rolling basis. If approved, the applicant is invited to submit a full Grant Application.

Open nowCloses in 19 days (Sep 1, 2026)Award: $5K – $15K

Safe Arborist Techniques Fund Grant Program

From Tree Research and Education Endowment Fund

arborist safetyworker safetytree care industry+1 more

Who can apply: Applicants must propose original research that improves safety for tree care workers and the public.

Open nowCloses Sep 15, 2026

Sustainable Environments Grants

From Cyrus Eaton Foundation

ConservationClimate change solutionsSustainability+3 more

Who can apply: Organizations must be 501(c)(3) nonprofits. Applicants may apply once per year; organizations receiving a grant must wait until the same cycle the following year. Required submission of a Required Information Sheet (RIS) including executive summary (up to 2 pages), 501(c)(3) determination, board and budget information, and optional supporting materials. Prior-year grantees must submit a Final Evaluation Form.

Open nowRolling / open intakeAward: Varies

Media Program

From Park Foundation

independent mediajournalisminvestigative reporting+2 more

Who can apply: Competitive proposals should show groundbreaking content, broad distribution potential, and social impact; documentary support is very limited.

Open nowRolling / open intakeAward: Varies

Environment Program

From Park Foundation

drinking waterwater policypublic water infrastructure+8 more

Who can apply: The Foundation asks prospective applicants to contact it first to determine appropriate fit. The program supports national work, New York State work, and work in the Marcellus Shale region; other environmental grants may be made at the Foundation's initiative.

Open nowCloses Sep 22, 2026Award: Varies

Environment (Funding Priority)

From Park Foundation

climate justiceclean waterfossil fuels+2 more

Who can apply: Projects should align with Park Foundation's environmental priorities and general guidelines. The foundation favors work that advances justice-oriented environmental change.

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Deadlines and program details come from public sources and can change. Always confirm on the funder's official site before applying.

Largest Environment in Hawaii Foundations

NEW VENTURE FUND

WASHINGTON, DC

Annual Giving

$359.6M

Total Assets

$624.9M

Median Grant

$120K

C05National
SIXTEEN THIRTY FUND

WASHINGTON, DC

Annual Giving

$236.4M

Total Assets

$106.5M

Median Grant

$100K

C60National
THE TRUST FOR PUBLIC LAND

SAN FRANCISCO, CA

Annual Giving

$151.4M

Total Assets

$432.7M

Median Grant

$66K

C500National
NATIONAL PARK FOUNDATION

WASHINGTON, DC

Annual Giving

$81.9M

Total Assets

$560.6M

Median Grant

$50K

C12National
THE NATURE CONSERVANCY

ARLINGTON, VA

Annual Giving

$67.8M

Total Assets

$10.1B

Median Grant

$25K

C32National
RESOURCES LEGACY FUND

SACRAMENTO, CA

Annual Giving

$43.9M

Total Assets

$151.9M

Median Grant

$50K

C30Regional
MULTIPLIER

SAN FRANCISCO, CA

Annual Giving

$35.8M

Total Assets

$63.4M

Median Grant

$47K

C60National
THE MARISLA FOUNDATION

LAGUNA BEACH, CA

Annual Giving

$35.5M

Total Assets

$21.1M

Median Grant

$65K

C30National
CONSERVATION INTERNATIONAL FOUNDATION

ARLINGTON, VA

Annual Giving

$31.7M

Total Assets

$703.6M

Median Grant

$80K

C30ZNational
NATIONAL ASSOCIATION OF CONSERVATION DISTRICTS

WASHINGTON, DC

Annual Giving

$17.7M

Total Assets

$7.3M

Median Grant

$40K

C030National
THE RECYCLING PARTNERSHIP INC

WASHINGTON, DC

Annual Giving

$15.5M

Total Assets

$46.1M

Median Grant

$81K

C27National
THE CHRISTENSEN FUND

SAN FRANCISCO, CA

Annual Giving

$13.7M

Total Assets

$327.1M

Median Grant

$50K

C30National
PATAGONIAORG

VENTURA, CA

Annual Giving

$13.2M

Total Assets

Median Grant

$15K

C19National
NATIONAL ARBOR DAY FOUNDATION

LINCOLN, NE

Annual Giving

$11.6M

Total Assets

$136.3M

Median Grant

$38K

C500National
WORLD WILDLIFE FUND INC

WASHINGTON, DC

Annual Giving

$8.2M

Total Assets

$777.3M

Median Grant

$50K

C30National
ENVIRONMENTAL DEFENSE FUND INCORPORATED

NEW YORK, NY

Annual Giving

$7.9M

Total Assets

$520.4M

Median Grant

$30K

C600National
The Partnership Project Inc

Washington, DC

Annual Giving

$7.3M

Total Assets

$29.8M

Median Grant

$65K

C01National
SOCIAL & ENVIRONMENTAL ENTREPRENEURS (SEE) INC

CALABASAS, CA

Annual Giving

$6.9M

Total Assets

$103.2M

Median Grant

$43K

C05National
NATIONAL MARINE SANCTUARY FOUNDATION

SILVER SPRING, MD

Annual Giving

$5.6M

Total Assets

$15.5M

Median Grant

$26K

C113National
LAND TRUST ALLIANCE INC

WASHINGTON, DC

Annual Giving

$5.3M

Total Assets

$24.7M

Median Grant

$20K

C033National
NATURAL RESOURCES DEFENSE COUNCIL INC

NEW YORK, NY

Annual Giving

$5.3M

Total Assets

$657.2M

Median Grant

$20K

C300National
Solutions Project Inc

Oakland, CA

Annual Giving

$5M

Total Assets

$28.8M

Median Grant

$30K

C35National
American Forests

Washington, DC

Annual Giving

$4.3M

Total Assets

$17M

Median Grant

$32K

C360National
NIA TERO FOUNDATION

SEATTLE, WA

Annual Giving

$4M

Total Assets

$80.6M

Median Grant

$25K

C30Regional
GLOBAL GREENGRANTS FUND

BOULDER, CO

Annual Giving

$3.4M

Total Assets

$54.1M

Median Grant

$20K

C12National

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