International Sustainable Energy Foundation's mission is to promote an environmentally sustainable and climate friendly world by supporting climate action that contribute to preservation of the environment, including access for development, adaptation, air quality, climate finance, cities & urban planning, decarbonization, just transition, land-use, low carbon development, resilience, smart agriculture, sustainable energy policies, water etc. within a sustainable development paradigm.We promote public-private partnerships and leverage national and international philanthropic foundations and expert networks to assist in climate action that help different countries arrive at pathways for a low carbon development and make development wholesome considering co-benefits like health and the needs of the poorer sections of society.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$48.2M
+6.5% YoY
Revenue
$30.1M
-18.4% YoY
Net Investment Income
$736K
+92.7% YoY
Expenses
$30.6M
+31.5% YoY
About International Sustainable Energy
Based on IRS filings
International Sustainable Energy is a nonprofit organization focused on Environment & Animals, based in AUSTIN, TX. IRS filing data is available from 2022 through 2024. As of 2024, the organization holds $48.2M in total assets. Net investment income was $736K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $48,154,884 | $45,212,125 | $23,831,431 |
| Revenue | $30,080,227 | $36,864,355 | $24,223,116 |
| Expenses | $30,618,687 | $23,279,271 | $1,403,215 |
| Qualifying Distributions | — | — | — |
| Net Investment Income | $736,289 | $382,117 | $16,678 |
| Distributable Amount | — | — | — |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 0 recipients in 2024
Grant Size Distribution
20 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for 2024.
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Chris Munson | President | 15 | $79,750 |
| Elizabeth McKeon | Director | — | — |
| Nathan Argent | Director | — | — |
| Tejas Vakil | Director | — | — |
| SatKartar Khalsa | Director | — | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is International Sustainable Energy?
International Sustainable Energy is a nonprofit organization focused on Environment & Animals, based in AUSTIN, TX. It holds $48.2M in total assets as of 2024.
How large is International Sustainable Energy?
As of 2024, International Sustainable Energy holds $48.2M in total assets with $30.1M in annual revenue.
Where does International Sustainable Energy operate?
International Sustainable Energy has awarded grants in California, Colorado, District of Columbia, North Carolina, New Jersey, New York, Pennsylvania.
What is International Sustainable Energy's EIN?
International Sustainable Energy's EIN (Employer Identification Number) is 87-2509491. IRS Form 990 filing data is available on this page for 2022–2024.
Explore Open Grants
Browse active grant opportunities in International Sustainable Energy's focus areas in our free grants database
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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