Earth Island Institute Inc
Earth Island Institute Inc is a public charity based in Berkeley, California. Founded in 1982 by environmentalist David R. Brower, it supports environmental initiatives and leaders through fiscal sponsorship, legal advocacy, youth leadership programs, and Earth Island Journal.
Earth Island Institute Inc at a glance
In short: Earth Island Institute Inc gave $1.6M across 44 grants in 2025 (avg $37K), top state California. Source: 2025 IRS Form 990.
- Annual giving (2025)
- $1,642,639
- -10.4% vs 2024
- Grants made (2025)
- 44
- +10.0% vs 2024
- Average grant
- $37,333
- -18.5% vs 2024
- Median grant
- $10,000
- Total assets
- $44,472,608
- +11.4% vs 2024
- Primary geography
- California (23% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990, 2025 View filing
Data from IRS Form 990, 2025; updated October 2026.
How to apply to Earth Island Institute Inc
- How to Apply
-
For project sponsorship, review the application instructions and templates and the budget worksheet. The Brower Youth Awards and John Goddard Prize have separate application information on the organization’s website.
- Contact
Mailing address: 2150 Allston Way, Berkeley, CA 94704
Phone: (510) 859-9100
Website: https://earthisland.org
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Open Grants
2 open opportunities from Earth Island Institute Inc
Who Earth Island Institute Inc funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Stand ($203K). Together the top 10 received $1.2M.
Grant Size Distribution
172 grants across all recorded years
The most common grant size was under $50K: 150 grants of 172 (87%).
Geographic Focus
Where this funder awards grants
The 2025 grant dollars were distributed across multiple states. California accounted for 23%, Minnesota and Wisconsin 9% each, and Iowa and Kansas 8% each. Listed recipients also included organizations in Missouri, South Dakota, Washington, DC, New York, and Arizona.
Grant Distribution by State
Share of 2025 grant dollars across all 44 itemized grants.
States
Cities
How Earth Island Institute Inc gives
Estimate from itemized grant lists in IRS Form 990 filings (2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2025, annual grant giving ranged from $138K (2019) to $1.8M (2024). In 2025 it made 44 grants totaling $1.6M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Stand San Francisco, CA | General support | $202,500 |
| Iowa Valley Resource Conservation and Development Amana, IA | General support | $139,000 |
| Kansas Rural Center 1758 North Newton, KS | General support | $139,000 |
| Marbleseed Spring Valley, WI | General support | $139,000 |
| Missouri Rural Crisis Center 1877 Columbia, MO | General support | $139,000 |
| Renewing the Countryside Zumbro Falls, MN | General support | $139,000 |
| Indigenous Peoples Movement Porcupine, SD | General support | $120,372 |
| Trade Justice Education Fund 1693 Washington, DC | General support | $90,000 |
| Climate Access Scotts Valley, CA | General support | $81,650 |
| GreenFaith 967 New York, NY | General support | $60,000 |
Ready to take the next step with Earth Island Institute Inc?
Financial History
Multi-year comparison from IRS filings
The grant totals shown are from the organization’s filings; grant counts were 44 in 2025, 40 in 2024, and 38 in 2023.
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2025 | $44,472,608 | $41,631,441 | $36,609,203 | $1,642,639 | 44 | $1,618,645 |
| 2024 | $39,932,865 | $30,907,440 | $34,776,454 | $1,832,687 | 40 | $2,264,272 |
| 2023 | $42,478,005 | $34,936,590 | $23,826,462 | $360,790 | 38 | $1,031,696 |
| 2022 | $29,615,223 | $23,677,718 | $22,643,834 | $358,998 | 20 | $-1,939,525 |
| 2021 | $28,758,022 | $23,391,619 | $15,668,971 | $986,638 | 30 | $2,838,619 |
| 2020 | $22,402,365 | $16,760,146 | $14,723,029 | $624,518 | 22 | $78,865 |
| 2019 | $18,750,303 | $15,352,923 | $11,503,269 | $137,947 | 5 | $742,309 |
Research compiled by Grantable AI from public sources. Last updated October 2026.
Mission & Focus Areas
Earth Island Institute says it supports environmental initiatives to confront threats to life on Earth. Its stated priorities include supporting activist projects, developing environmental leaders, and engaging the public and decision-makers in approaches to protecting the planet and its species.
The 2025 grants included general support for organizations working in areas such as corporate and government accountability, rural community development, agriculture, and climate communication. The grantees describe their own missions as follows: STAND challenges corporations and governments to respect people and the environment; the Kansas Rural Center promotes the long-term health of land and people through research, education, and advocacy; and Marbleseed supports farmers in sustainable, organic agriculture. The Missouri Rural Crisis Center describes its work as preserving family farms, promoting environmental integrity, and pursuing economic and social justice.
Grantmaking
In filing year 2025, Earth Island Institute reported 44 grants totaling $1,642,639. Grants ranged from $6,650 to $202,500, with a median of $10,000. The largest listed grant was $202,500 to STAND in San Francisco for general support. Other large grants included $139,000 each to Iowa Valley Resource Conservation and Development, the Kansas Rural Center, Marbleseed, Missouri Rural Crisis Center, and Renewing the Countryside, all for general support. Indigenous Peoples Movement received $120,372 for general support.
The organization’s website describes a project support program for environmental initiatives seeking an organizational home. Its project sponsorship services include fiscal and administrative support, accounting, training, and technical assistance. The site lists application instructions and templates and a budget worksheet. It says the summer application cycle has closed and that the next cycle is expected to open in January; it does not specify a year for that expected opening.
Earth Island also lists the Brower Youth Awards and the John Goddard Prize. The Brower Youth Awards recognizes young environmental leaders in North America with a $3,000 cash prize, training, and networking opportunities. The John Goddard Prize is described as a competitive cash prize for youth-led environmental initiatives nationwide.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Josh Floum as President and Francisco Martinez as Treasurer. Listed board directors are Ken Alex, Jessian Choy, Elizabeth Delph, Tiauna George, Regina Harmon, Ariana Katovich, Deborah Sivas, and Pia MacDonald.
Earth Island Institute Inc is led by Sumona Majumdar, Chief Executive Officer on every filing since 2024; 6 of 17 officers listed in 2025 are compensated.
Officers on the 2025 filing
Sumona Majumdar
Chief Executive Officer
On filings since 2024
40 hrs/week
$173K (2024) → $200K (2025)
Josh Floum
President
On filings since 2019
2 hrs/week
No compensation reported
Michael Sowle
Director of Finance
On filings since 2019
40 hrs/week
$106K (2019) → $194K (2025)
Deborah Sivas
Board Director
Director → Board Director, 2022
On filings since 2019
2 hrs/week
No compensation reported
Jessian Choy
Board Director
Director → Board Director, 2022
On filings since 2019
2 hrs/week
No compensation reported
Ken Alex
Board Director
Director → Board Director, 2022
On filings since 2019
2 hrs/week
No compensation reported
Tiauna George
Board Director
On filings since 2022
2 hrs/week
No compensation reported
Ariana Katovich
Board Director
On filings since 2023
2 hrs/week
No compensation reported
Pia MacDonald
Board Director
On filings since 2023
2 hrs/week
No compensation reported
Elizabeth Delph
Board Director
On filings since 2024
2 hrs/week
No compensation reported
Regina Harmon
Board Director
On filings since 2024
2 hrs/week
No compensation reported
David Phillips
Project Manager
Executive Director → Project Manager, 2025
On filings since 2019
40 hrs/week
$136K (2019) → $176K (2025)
Jessica Diamond
Project Manager
On filings since 2024
40 hrs/week
$169K (2024) → $187K (2025)
Melinda Kramer
Project Manager
On filings since 2024
40 hrs/week
$169K (2024) → $185K (2025)
Mauricio Gomez
Project Manager
New on the 2025 filing
40 hrs/week
$182K (2025)
Francisco Martinez
Treasurer
Treasurer → Vice President, 2022
Vice President → Treasurer, 2023
On filings since 2019
2 hrs/week
No compensation reported
Edward Wang
Secretary
New on the 2025 filing
2 hrs/week
No compensation reported
Former officers (16)
- Former: Ariela St Pierre (2019–2024) — Secretary
- Former: Camilla Fox (2019–2024) — Project Manager
- Former: Dianna Cohen (2020–2024) — Project Manager
- Former: Julia Cohen (2019–2023) — Project Manager
- Former: Cyril Kormos (2021–2023) — Project Manager
- Former: Summer Coish (2022–2023) — Project Manager
- Former: John de Graaf (2019–2022) — Board Director
- Former: Kenneth Brower (2019–2022) — Board Director
- Former: John deGraaf (2021) — Director
- Former: Joshua Floum (2021) — Board President
- Former: Mark Major (2021) — Project Manager
- Former: Barbara Brower (2019–2020) — Director
- Former: Sarah Diefendorf (2019–2020) — Project Director
- Former: Will Green (2019–2020) — Director
- Former: Samantha Corti (2020) — Project Director
- Former: Michael Mitrani (2019) — Director
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $200K, to Sumona Majumdar (Chief Executive Officer). 6 officers or directors reported compensation on that filing.
Frequently asked questions about Earth Island Institute Inc
How much does Earth Island Institute Inc give each year?
Earth Island Institute Inc gave $1.6M across 44 grants in 2025, according to its 2025 IRS Form 990. In 2024 it gave $1.8M across 40 grants.
What is Earth Island Institute Inc's typical grant size?
Earth Island Institute Inc's median grant in 2025 was $10,000, and its average grant was $37,333, across 44 grants on its 2025 IRS Form 990.
Where does Earth Island Institute Inc give grants?
Earth Island Institute Inc's top state is California, with 23% of the grant dollars itemized on its 2025 IRS Form 990. The next largest states were Minnesota (9%) and Wisconsin (9%). The most frequent recipient cities were New York, NY (4 grants) and San Francisco, CA (3 grants).
Does Earth Island Institute Inc give general operating support?
Yes: 100% of Earth Island Institute Inc's 2025 grants with a stated purpose (44 of 44) were for general or operating support, per its 2025 IRS Form 990.
Who are Earth Island Institute Inc's largest grantees?
Earth Island Institute Inc's largest 2025 grantees include Stand ($202,500), Iowa Valley Resource Conservation and Development ($139,000) and Kansas Rural Center 1758 ($139,000), according to its 2025 IRS Form 990. Together they received 29% of its itemized 2025 grant dollars.
How large is Earth Island Institute Inc?
Earth Island Institute Inc reported $44.5M in total assets on its 2025 IRS Form 990. Its revenue that year was $41.6M.
What does Earth Island Institute Inc fund?
Earth Island Institute says it supports environmental initiatives to confront threats to life on Earth. Its stated priorities include supporting activist projects, developing environmental leaders, and engaging the public and decision-makers in approaches to protecting the planet and its species. See mission & focus areas ↑
How do I apply for a grant from Earth Island Institute Inc?
For project sponsorship, review the application instructions and templates and the budget worksheet. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Earth Island Institute Inc's EIN?
Earth Island Institute Inc's EIN (Employer Identification Number) is 94-2889684. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated October 2026. Sourced from IRS Form 990 filings. Research dossier generated October 2026.
Data update history
(8)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2020 (received by the IRS January 20, 2021)
- Updated Form 990 for fiscal year 2021 (received by the IRS March 30, 2022)
- Updated Form 990 for fiscal year 2022 (received by the IRS May 9, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS May 10, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS May 14, 2025)
- Added Form 990 for fiscal year 2019 (received by the IRS March 5, 2020)
- Added Form 990 for fiscal year 2025 (received by the IRS May 14, 2026)
- IRS filings on file for fiscal years 2020–2024
Explore Open Grants
Browse active grant opportunities in Earth Island Institute Inc's focus areas in our free grants database
Similar Funders
Funders with grantees in common, and similar funders in California
Silicon Valley Community Foundation
Mountain View, CA
Silicon Valley Community Foundation funds work in areas such as housing, economic security, education, health, the environment, arts and culture, and civic engagement, with Community Action Grants supporting local, community-led organizations in San Mateo and Santa Clara counties. Its 2024 grants had a median of $51,716, though amounts varied widely; applications depend on the program, and SVCF states that it does not accept unsolicited proposals for advised funds.
Assets
$12.3B
Grants
3,576
Total Given
$3.2B
The Schmidt Family Foundation
Palo Alto, CA
The Schmidt Family Foundation funds nonprofits working in education, human welfare, community health, and community development, with recent grants also supporting ocean stewardship, climate and energy, human rights, Indigenous land stewardship, civic engagement, youth, and food systems. Its 2024 grants had a median of $130,000, with amounts ranging from $400 to $8 million; grant dollars went mainly to organizations in California, New York, Washington, and the District of Columbia. It describes an online application process and says it does not limit giving to preselected organizations; deadlines and application details are online.
Assets
$2.0B
Grants
695
Total Given
$185.4M
Patagoniaorg
Ventura, CA
PATAGONIAORG funds environmental organizations and projects addressing root causes of environmental problems, including place-based protection, environmental campaigns, and broader inclusion in the movement. Its 2025 grants ranged from $5,000 to $5,174,555, with a median of $15,000, and funding was concentrated in Virginia and California, with grants also reported in Oregon and Colorado. It does not accept unsolicited requests and gives only to preselected organizations.
Assets
—
Grants
425
Total Given
$13.2M
United States Energy Foundation
San Francisco, CA
United States Energy Foundation funds education, outreach, and analysis advancing clean and equitable energy and climate solutions, including renewable energy, efficiency, clean transportation, buildings, and industry, in the United States. Its 2024 grants ranged from $10,000 to $21 million, with a median of $135,000. It does not accept unsolicited requests or proposals; grant-seekers must be invited.
Assets
$215.7M
Grants
597
Total Given
$166.3M
California Community Foundation
Los Angeles, CA
The California Community Foundation supports nonprofits through discretionary and donor-directed grants, with discretionary priorities including education, health, housing and immigration, alongside other areas such as arts, civic engagement and economic opportunity. Its 2025 grants had a median of $50,000, and its work is focused on Los Angeles County; prospective discretionary applicants are asked to contact the relevant program officer before submitting a letter of intent.
Assets
$2.3B
Grants
2,174
Total Given
$326.6M
The William & Flora Hewlett Foundation
Menlo Park, CA
The William & Flora Hewlett Foundation funds education, climate and conservation, the arts, democracy, gender equity, racial justice, and efforts to strengthen nonprofits and philanthropy, with work spanning the San Francisco Bay Area, the U.S. West, and locations including East and West Africa and Mexico. Its 2024 grants had a median award of $150,000, though amounts varied widely. It generally does not accept unsolicited requests, but sometimes invites proposals through open processes.
Assets
$14.2B
Grants
2,001
Total Given
$625.0M
More similar funders
More Funders in California
Cite this profile
Grantable. (2026). Earth Island Institute Inc funder profile. GrantGraph. Retrieved October 4, 2026, from https://grantable.co/funders/earth-island-institute-inc-morg_dfbc152b765f40f88a7347d187467341
BibTeX
@misc{grantable_942889684_2026,
author = {{Grantable}},
title = {{Earth Island Institute Inc funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/earth-island-institute-inc-morg_dfbc152b765f40f88a7347d187467341},
note = {Accessed 2026-10-04. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from Earth Island Institute Inc's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
Earth Island Institute Inc down — hundreds of funders to go?