Efi Foundation
Funding Overview
From IRS Form 990 filings · 2022–2024
Total received
$4.3M
Foundation funders
11
Grants recorded
17
Years covered
2022–2024
Who funds Efi Foundation?
Efi Foundation is funded by 11 grantmakers, led by Clean Air Task Force Inc ($1.6M), Breakthrough Energy Foundation ($854K), The William & Flora Hewlett Foundation ($550K). In total, IRS Form 990 filings record $4.3M in grants to Efi Foundation between 2022–2024.
| Funder | Total given | Grants | Years |
|---|---|---|---|
| Clean Air Task Force Inc | $1,576,848 | 1 | 2024 |
| Breakthrough Energy Foundation | $854,425 | 4 | 2023–2024 |
| The William & Flora Hewlett Foundation | $550,000 | 1 | 2024 |
| Walton Family Foundation Inc | $500,000 | 2 | 2023–2024 |
| The Cynthia & George Mitchell Foundation | $260,000 | 3 | 2022–2024 |
| Multiplier | $250,000 | 1 | 2023 |
| The Chicago Community Trust | $125,000 | 1 | 2024 |
| Greater Washington Community Foundation | $100,000 | 1 | 2024 |
| Hess Foundation Inc | $100,000 | 1 | 2024 |
| Bobolink Foundation | $25,000 | 1 | 2023 |
| John P & Kathryn G Evans Foundation | $600 | 1 | 2024 |
Funding over time
Grant dollars and counts received per year
What grants has Efi Foundation received?
Individual grants from IRS Form 990 filings, newest first
| Year | Funder | Purpose | Amount |
|---|---|---|---|
| 2024 | Clean Air Task Force Inc | NUCLEAR SCALING | $1,576,848 |
| 2024 | The William & Flora Hewlett Foundation | FOR GENERAL OPERATING SUPPORT | $550,000 |
| 2024 | Walton Family Foundation Inc | To support the EF3 program. | $250,000 |
| 2024 | The Chicago Community Trust | General support for programs, operations and other charitable purposes | $125,000 |
| 2024 | Breakthrough Energy Foundation | POLICY IMPLEMENTATION | $100,000 |
| 2024 | The Cynthia & George Mitchell Foundation | To support the transition to a low-carbon energy future | $100,000 |
| 2024 | Greater Washington Community Foundation | General Support | $100,000 |
| 2024 | Hess Foundation Inc | AN UNRESTRICTED GRANT TO FURTHER THE DONEE'S EXEMPT PURPOSE. | $100,000 |
| 2024 | Breakthrough Energy Foundation | POLICY DEVELOPMENT | $47,092 |
| 2024 | John P & Kathryn G Evans Foundation | Operating Fund | $600 |
| 2023 | Breakthrough Energy Foundation | POLICY DEVELOPMENT | $500,000 |
| 2023 | Multiplier | TRANSMISSION SOLUTIONS FOR A CLEAN ENERGY FUTURE | $250,000 |
| 2023 | Walton Family Foundation Inc | To support the EF3 program to analyze barriers to at-scale private investment in clean energy projects and generate recommendations on how to address these barriers | $250,000 |
| 2023 | Breakthrough Energy Foundation | POLICY IMPLEMENTATION | $207,333 |
| 2023 | Bobolink Foundation | Unrestricted Charitable Gift | $25,000 |
| 2022 | The Cynthia & George Mitchell Foundation | For the Global Future of Natural Gas in a Deeply Decarbonized World, Phase II | $100,000 |
| 2022 | The Cynthia & George Mitchell Foundation | For the Advanced Nuclear Financing Study | $60,000 |
Frequently Asked Questions
Who funds Efi Foundation?
Efi Foundation is funded by 11 grantmakers, led by Clean Air Task Force Inc ($1.6M), Breakthrough Energy Foundation ($854K), The William & Flora Hewlett Foundation ($550K). In total, IRS Form 990 filings record $4.3M in grants to Efi Foundation between 2022–2024.
Who is Efi Foundation's largest funder?
Clean Air Task Force Inc is the largest recorded funder of Efi Foundation, with $1.6M across 1 grant (2024).
How much grant funding has Efi Foundation received?
IRS 990 filings record $4.3M in grants to Efi Foundation across 17 grants from 11 funders between 2022–2024. Filings are published on a delay, so recent grants may not appear yet.
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Grant data is drawn from IRS Form 990 filings via Grantable's GrantGraph™. Filings are published on a delay; recent grants may not appear yet.