Ecoflight
Funding Overview
From IRS Form 990 filings · 2019–2025
Total received
$3.7M
Foundation funders
44
Grants recorded
138
Years covered
2019–2025
Who funds Ecoflight?
Ecoflight is funded by 44 grantmakers, led by The William & Flora Hewlett Foundation ($800K), River Branch Foundation ($650K), Catena Foundation ($400K). In total, IRS Form 990 filings record $3.7M in grants to Ecoflight between 2019–2025.
Show all 44 funders
| The Chicago Community Trust | $10,000 | 1 | 2025 |
| Resources Legacy Fund | $10,000 | 1 | 2022 |
| The Denver Foundation | $8,500 | 1 | 2022 |
| The Fanwood Foundation | $6,900 | 5 | 2020–2024 |
| Western Colorado Community Foundation Inc | $5,500 | 1 | 2024 |
| Nick DeWolf Foundation | $5,003 | 1 | 2022 |
| S B Foundation | $5,000 | 1 | 2024 |
| Killam Family Foundation | $4,500 | 1 | 2024 |
| Willliam H & Mattie Wattis Harris F | $4,000 | 1 | 2024 |
| Winslow Foundation | $4,000 | 4 | 2020–2024 |
| The Mann Family Foundation | $3,250 | 7 | 2019–2025 |
| Pathfinder Fund | $3,000 | 2 | 2023–2024 |
| Green Fund | $2,500 | 1 | 2022 |
| The JLK Foundation Inc | $2,000 | 1 | 2025 |
| Penner Family Foundation Inc | $2,000 | 2 | 2024–2025 |
| Alex C Walker Educational & Charitable | $2,000 | 1 | 2022 |
| David and Melinda Gladstone Foundation | $1,000 | 1 | 2023 |
| Oak Lodge Foundation | $1,000 | 1 | 2020 |
| John & Jacolyn Bucksbaum Family Found | $500 | 1 | 2023 |
Funding over time
Grant dollars and counts received per year
From 2019 to 2025, annual grant giving ranged from $78K (2019) to $868K (2024). In 2025 it made 8 grants totaling $544K.
What grants has Ecoflight received?
Individual grants from IRS Form 990 filings, newest first
| Year | Funder | Purpose | Amount |
|---|---|---|---|
| 2025 | River Branch Foundation | PROVIDE FOR PROGRAM SERVICES | $430,000 |
| 2025 | Saint Paul & Minnesota Foundation | MULTIPLE GRANTS FOR MULTIPLE PURPOSES | $75,000 |
| 2025 | Mennen Environmental Foundation | Support | $20,000 |
| 2025 | The Chicago Community Trust | General support for programs, operations and other charitable purposes | $10,000 |
| 2025 | The Rouse Family Foundation Inc | UNRESTRICTED | $5,000 |
| 2025 | The JLK Foundation Inc | GENERAL SUPPORT | $2,000 |
| 2025 | Penner Family Foundation Inc | General Operating Support | $1,000 |
| 2025 | The Mann Family Foundation | CHARITABLE | $500 |
| 2024 | The William & Flora Hewlett Foundation | FOR GENERAL OPERATING SUPPORT | $150,000 |
| 2024 | Catena Foundation | CONSERVATION | $130,000 |
| 2024 | Saint Paul & Minnesota Foundation | MULTIPLE GRANTS FOR MULTIPLE PURPOSES | $100,000 |
| 2024 | River Branch Foundation | PROVIDE FOR PROGRAM SERVICES | $100,000 |
| 2024 | G O Forward Charitable Trust | GENERAL OPERATING | $75,000 |
| 2024 | Suzanne Upjohn Delano Parish Foundation | OVERFLIGHTS TO PROTECT IMPERILED WILDLANDS, WATERSHEDS, AND CULTURALLY SENSITIVE LANDSCAPES | $40,000 |
| 2024 | Suzanne Upjohn Delano Parish Foundation | OVERFLIGHTS TO PROTECT IMPERILED WILDLANDS, WATERSHEDS, AND CULTURALLY SENSITIVE LANDSCAPES | $40,000 |
| 2024 | Wiancko Charitable Foundation Inc | UNRESTRICTED | $35,000 |
| 2024 | The New-Land Foundation Inc | ENVIRONMENT | $30,000 |
| 2024 | The Azeez Foundation | GENERAL FUND CONTRIBUTION FOR ENTITY'S CHARITABLE PURPOSE | $30,000 |
| 2024 | The Rodel Foundation | ENVIRONMENT | $20,000 |
| 2024 | Aspen Business Center Foundation | ENVIRONMENTAL | $20,000 |
| 2024 | Aspen Community Foundation | GENERAL SUPPORT | $15,000 |
| 2024 | Aspen Skiing Company Environment Foundation | GENERAL SUPPORT | $11,000 |
| 2024 | Aspen Community Foundation | YOUNG LEADERS INITIATIVE | $10,000 |
| 2024 | Aspen Community Foundation | GENERAL SUPPORT | $10,000 |
| 2024 | Colorado Gives Foundation | GENERAL PURPOSE | $6,378 |
| 2024 | The Aresty Family Foundation | FOR THE USE OF THE DONEE ORGANIZATION | $6,000 |
| 2024 | Andrew Sabin Family Foundation | TO FURTHER THE ORGANIZATIONS CHARITABLE OBJECTIVES | $6,000 |
| 2024 | Western Colorado Community Foundation Inc | GENERAL SUPPORT | $5,500 |
| 2024 | The Rouse Family Foundation Inc | UNRESTRICTED | $5,000 |
| 2024 | S B Foundation | TO SUPPORT ORGANIZATION | $5,000 |
Showing 30 most recent of 138 recorded grants.
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Frequently Asked Questions
Who funds Ecoflight?
Ecoflight is funded by 44 grantmakers, led by The William & Flora Hewlett Foundation ($800K), River Branch Foundation ($650K), Catena Foundation ($400K). In total, IRS Form 990 filings record $3.7M in grants to Ecoflight between 2019–2025.
Who is Ecoflight's largest funder?
The William & Flora Hewlett Foundation is the largest recorded funder of Ecoflight, with $800K across 5 grants (2020–2024).
How much grant funding has Ecoflight received?
IRS 990 filings record $3.7M in grants to Ecoflight across 138 grants from 44 funders between 2019–2025. 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.
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