Wikimedia Endowment
Funding Overview
From IRS Form 990 filings · 2019–2025
Total received
$11.7M
Foundation funders
34
Grants recorded
49
Years covered
2019–2025
Who funds Wikimedia Endowment?
Wikimedia Endowment is funded by 34 grantmakers, led by Tides Foundation ($8.9M), Wikimedia Foundation Inc ($2.4M), Jewish Communal Fund ($203K). In total, IRS Form 990 filings record $11.7M in grants to Wikimedia Endowment between 2019–2025.
Show all 34 funders
| Baird Foundation Inc | $102 | 1 | 2025 |
| Chubb Charitable Foundation | $102 | 2 | 2024 |
| Edward Jones Foundation | $100 | 2 | 2023–2024 |
| TLG Family Foundation Inc | $50 | 1 | 2025 |
| Baker Hughes Foundation | $50 | 1 | 2024 |
| The Andover Companies Charitable Foundation | $26 | 1 | 2024 |
| The Pfizer Foundation Inc | $25 | 1 | 2024 |
| American Tower Corporation Foundation | $15 | 1 | 2024 |
| Alliant Credit Union Foundation | $10 | 1 | 2025 |
Funding over time
Grant dollars and counts received per year
From 2019 to 2025, annual grant giving ranged from $520 (2021) to $9.0M (2023). In 2025 it made 11 grants totaling $1.6M.
What grants has Wikimedia Endowment received?
Individual grants from IRS Form 990 filings, newest first
| Year | Funder | Purpose | Amount |
|---|---|---|---|
| 2025 | Wikimedia Foundation Inc | BOARD-APPROVED REMIT OF PLANNED GIFTS TO THE WIKIMEDIA ENDOWMENT | $1,490,207 |
| 2025 | Jewish Communal Fund | IN FURTHERANCE OF GRANTEE'S TAX-EXEMPT PURPOSE | $50,650 |
| 2025 | Jewish Communal Fund | IN FURTHERANCE OF GRANTEE'S TAX-EXEMPT PURPOSE | $50,650 |
| 2025 | Melbern G & Susanne M Glasscock | UNRESTRICTED | $25,000 |
| 2025 | National Philanthropic Trust | ENVIRONMENT, ANIMALS | $6,800 |
| 2025 | Ibex Foundation | TO SUPPORT WIKIPEDIA | $500 |
| 2025 | The Matthew Korn and Cynthia Miller Family Foundation Inc | To build an endowment that supports the free Wikipedia online encyclopedia. | $250 |
| 2025 | Analog Devices Foundation | GENERAL SUPPORT | $154 |
| 2025 | Baird Foundation Inc | EDUCATION | $102 |
| 2025 | TLG Family Foundation Inc | Charitable | $50 |
| 2025 | Alliant Credit Union Foundation | EMPLOYEE/TEAM PHILANTHROPY | $10 |
| 2024 | Wikimedia Foundation Inc | BOARD-APPROVED REMIT OF PLANNED GIFTS TO THE WIKIMEDIA ENDOWMENT | $866,498 |
| 2024 | Jewish Communal Fund | IN FURTHERANCE OF GRANTEE'S TAX-EXEMPT PURPOSE | $50,600 |
| 2024 | Jewish Communal Fund | IN FURTHERANCE OF GRANTEE'S TAX-EXEMPT PURPOSE | $50,600 |
| 2024 | Gupta Family Foundation | SUPPORT WIKIMEDIA PROJECTS | $50,000 |
| 2024 | National Philanthropic Trust | CULTURE & ARTS | $45,000 |
| 2024 | Burnham Family Foundation | General & Unrestricted (see general explanation) | $29,662 |
| 2024 | Vanguard Charitable Endowment Program | FOR RECIPIENT'S EXEMPT PURPOSE | $29,000 |
| 2024 | Melbern G & Susanne M Glasscock | UNRESTRICTED | $25,000 |
| 2024 | Tarbell Family Foundation | General & Unrestricted | $1,000 |
| 2024 | The Matthew Korn and Cynthia Miller Family Foundation Inc | To build an endowment that supports the free Wikipedia online encyclopedia. | $250 |
| 2024 | Textron Charitable Trust Dtd 122353 | MATCHING GIFT TO EDUCATION | $250 |
| 2024 | The Gloria & Ken Levy Foundation | CHARITABLE | $200 |
| 2024 | Verizon Foundation | OTHER CIVIC / COMMUNITY | $129 |
| 2024 | Frank Family Charitable Foundation Inc | GENERAL OPERATIONS | $100 |
| 2024 | Chubb Charitable Foundation | Matching Gifts | $52 |
| 2024 | Baker Hughes Foundation | GENERAL SUPPORT | $50 |
| 2024 | Ibex Foundation | TO SUPPORT WIKIPEDIA | $50 |
| 2024 | Edward Jones Foundation | PHILANTHROPY, VOLUNTARISM AND GRANTMAKING FOUNDATIONS | $50 |
| 2024 | Chubb Charitable Foundation | Matching Gifts | $50 |
Showing 30 most recent of 49 recorded grants.
Frequently Asked Questions
Who funds Wikimedia Endowment?
Wikimedia Endowment is funded by 34 grantmakers, led by Tides Foundation ($8.9M), Wikimedia Foundation Inc ($2.4M), Jewish Communal Fund ($203K). In total, IRS Form 990 filings record $11.7M in grants to Wikimedia Endowment between 2019–2025.
Who is Wikimedia Endowment's largest funder?
Tides Foundation is the largest recorded funder of Wikimedia Endowment, with $8.9M across 1 grant (2023).
How much grant funding has Wikimedia Endowment received?
IRS 990 filings record $11.7M in grants to Wikimedia Endowment across 49 grants from 34 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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