Public Charity

INSTITUTE FOR GOVERNANCE AND SUSTAINABLE DEVELOPMENT

Based in WASHINGTON, DC, INSTITUTE FOR GOVERNANCE AND SUSTAINABLE DEVELOPMENT operates as a Public Charity. The organization reported $13.0M in revenue, $9.3M in expenses, $15.7M in total assets for fiscal year 2025. Imperigo tracks 24 reported grant relationships connected to this organization totaling approximately $21.0M.

EIN: 810616238 WASHINGTON, DC Promotion of International Understanding NTEE: Q20 Latest filing: 2025
Total Revenue$13.0M
Total Expenses$9.3M
Total Assets$15.7M
Grant Records24
Funding Total$21.0M
Filing Years2021–2025

Mission

IGSD'S MISSION IS TO PROMOTE FAST CLIMATE MITIGATION TO SLOW NEAR-TERM WARMING AND SELF-PROPAGATING CLIMATE FEEDBACKS, AVOID OR AT LEAST DELAY CATASTROPHIC CLIMATE AND SOCIETAL TIPPING POINTS, AND LIMIT GLOBAL TEMPERATURES TO 1.5 COR AT LEAST KEEP THIS TEMPERATURE GUARDRAIL IN SIGHT AND LIMIT OVERSHOOT.

Where $100 goes at Institute for Governance and Sustainable Development

How Institute for Governance and Sustainable Development divides every $100 it spends, from its own Form 990 filings, averaged across 9 years.

$99 Programs the work itself
$1 Management running the organization
$0 Fundraising none reported

No fundraising costs are reported. That often means fundraising runs through a separate affiliated organization that files its own return.

Inside the $99 for programs

$84
Sustainable developmentthe institute work to ensure fast cuts to the non-carbon dioxide climate pollutants and other fast climate mitigation strategies to slow near-term warming and self-amplifying climate feedbacks…
84% of program spending
$15
International climate litigationthe fast-action climate mitigation campaign - to promote non-co2 strategies that will result in significant emissions reductions in the near term as well as to complement…
16% of program spending
Share on LinkedIn Share on Facebook
Add this to your website

Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.

Sample Grants Received

2024
GRANTS TO PROTECT THE ENVIRONMENT
$3,782,370
2024
ENVIRONMENTAL PROGRAMS
$3,438,500
2024
International Development
$500,000
2024
TO EXPAND ACCESS TO SUSTAINABLE COOLING AND REDUCE GREENHOUSE GAS EMISSIONS
$194,442
2024
For grant recipient's exempt purposes
$150,100

Showing up to 5 of 24 total records — full history available with membership.

Officers & Directors

BOARD MEMBER Donald Kaniaru
PRESIDENT Durwood Zaelke
SENIOR SCIENTIST Gabrielle Dreyfus
BOARD MEMBER Lewis Gordon
DIRECTOR FINANCE & ADMINISTRATION Melinda Soffer
CHAIR Oran Young

Officer compensation and complete director data available with membership.

Top Grant Purposes

Environment & Conservation
$19,199,312 9 grants
General Support
$1,024,460 10 grants
International Aid & Development
$507,500 2 grants
Research & Policy
$150,000 1 grant
Education
$115,000 1 grant

Financial Trends

Year Revenue Expenses Assets
2025 $13.0M $9.3M $15.7M
2024 $12.2M $8.5M $12.0M
2023 $12.6M $8.1M $8.2M
2022 $6.9M $7.4M $5.0M
2021 $7.2M $11.6M $3.4M

Between 2021 and 2025, reported annual revenue grew from $7.2M to $13.0M (+81%), with total assets most recently reported at $15.7M.

Interactive year-over-year charts and full filing details available with membership.

See the full picture for INSTITUTE FOR GOVERNANCE AND SUSTAINABLE DEVELOPMENT

Complete financials, all 24 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 880,000+ organizations.

Full Financial History Complete Grant Activity Officer Compensation Year-over-Year Charts Geographic Grant Map Data Exports
7-day free trial Cancel any time