Wikimedia Foundation Inc
Funding Overview
From IRS Form 990 filings · 2025–2026
Total received
$5.4M
Foundation funders
191
Grants recorded
200
Years covered
2025–2026
Who funds Wikimedia Foundation Inc?
Wikimedia Foundation Inc is funded by 191 grantmakers, led by Wikimedia Endowment ($3.1M), George D Smith Fund Inc ($450K), National Philanthropic Trust ($236K). In total, IRS Form 990 filings record $5.4M in grants to Wikimedia Foundation Inc between 2025–2026.
| Funder | Total given | Grants | Years |
|---|---|---|---|
| Wikimedia Endowment | $3,100,000 | 1 | 2025 |
| George D Smith Fund Inc | $450,000 | 1 | 2025 |
| National Philanthropic Trust | $236,400 | 1 | 2025 |
| Charities Aid Foundation America | $117,753 | 1 | 2025 |
| HFO Foundation | $100,000 | 2 | 2025 |
| T Rowe Price Program for Charitable Giving Inc | $94,158 | 2 | 2025–2026 |
| DW Gore Family Foundation | $75,000 | 1 | 2025 |
| Iw Foundation Inc | $75,000 | 1 | 2025 |
| Raymond James Charitable Endowment Fund | $74,380 | 1 | 2025 |
| Hall Family Foundation | $50,000 | 1 | 2025 |
| Fulcrum Foundation | $50,000 | 1 | 2025 |
| Clermont Foundation | $50,000 | 1 | 2025 |
| Sauerland Foundation | $40,000 | 1 | 2025 |
| MAJIC Vermont Foundation | $30,000 | 1 | 2025 |
| Cottonwood Spring | $30,000 | 1 | 2025 |
| John Jewett & Helen Chandler Garland Fou | $30,000 | 1 | 2025 |
| The Chicago Community Trust | $29,500 | 1 | 2025 |
| Robert J Bauer Family Foundation | $28,000 | 1 | 2025 |
| Jewish Communal Fund | $27,640 | 2 | 2025 |
| Revada Foundation | $25,000 | 1 | 2025 |
| The Broder Family Foundation Inc | $25,000 | 1 | 2025 |
| The David S Howe Foundation | $25,000 | 1 | 2025 |
| California Community Foundation | $21,300 | 1 | 2025 |
| The Whalley Foundation | $20,000 | 1 | 2025 |
| The Martin Foundation Inc | $20,000 | 1 | 2025 |
Show all 191 funders
Funding over time
Grant dollars and counts received per year
From 2025 to 2026, annual grant giving ranged from $81K (2026) to $5.3M (2025). In 2026 it made 15 grants totaling $81K.
What grants has Wikimedia Foundation Inc received?
Individual grants from IRS Form 990 filings, newest first
| Year | Funder | Purpose | Amount |
|---|---|---|---|
| 2026 | T Rowe Price Program for Charitable Giving Inc | MULTIPLE | $67,877 |
| 2026 | The George & Wilma Leonard Charitable | ELEEMOSYNARY | $6,000 |
| 2026 | Ripples a Not-for-Profit Corporati | CHARITABLE | $1,000 |
| 2026 | The Harriette Steelman and Charles | CHARITABLE FOR EDUCATION | $1,000 |
| 2026 | The Henderson Family Foundation Trust | ANNUAL APPEAL | $1,000 |
| 2026 | Henry C & Karin J Barkhorn Foundation | GENERAL SUPPORT | $1,000 |
| 2026 | Madigan Family Foundation | CHARITABLE PURPOSE | $1,000 |
| 2026 | Caithness Foundation | PUBLIC RADIO/TV | $500 |
| 2026 | The Bruce & Erica Greer Family Foundation | General Fund | $500 |
| 2026 | Swajan Foundation | Public Benefit | $500 |
| 2026 | Wallace H Jerome Foundation | OPERATING | $300 |
| 2026 | Hutchins Education Foundation | Information access | $250 |
| 2026 | HOM & Suzie Bahmanyar Family Foundation | To encouraging the growth, development and distribution of free, multilingual content, and to providing the full content of these wiki-based projects to the public free of charge. The Foundation operates some of the largest collaboratively edited reference projects in the world, including Wikipedia, the fourth most visited website in the world. In collaboration with a network of chapters, the Foundation provides the essential infrastructure and an organizational framework for the support and development of multilingual wiki projects and other endeavors which serve this mission. | $208 |
| 2026 | Irpan & XIA Foundation | Public Information | $10 |
| 2026 | Chitturi India Foundation | Educational | $5 |
| 2025 | Wikimedia Endowment | FOR ABSTRACT WIKIPEDIA, AI AND MACHINE LEARNING INFRASTRUCTURE, WIKIMEDIA COMMONS, AND WIKIDATA | $3,100,000 |
| 2025 | George D Smith Fund Inc | ORGANIZATION'S CHARITABLE PURPOSES | $450,000 |
| 2025 | National Philanthropic Trust | ENVIRONMENT, ANIMALS | $236,400 |
| 2025 | Charities Aid Foundation America | CHARITABLE DONATION | $117,753 |
| 2025 | DW Gore Family Foundation | EDUCATIONAL RESEARCH | $75,000 |
| 2025 | Iw Foundation Inc | PROGRAM GRANT | $75,000 |
| 2025 | Raymond James Charitable Endowment Fund | GENERAL SUPPORT | $74,380 |
| 2025 | Hall Family Foundation | GENERAL SUPPORT | $50,000 |
| 2025 | HFO Foundation | GENERAL | $50,000 |
| 2025 | HFO Foundation | GENERAL | $50,000 |
| 2025 | Fulcrum Foundation | TO FUND THE RECIPIENT'S OPERATING BUDGET | $50,000 |
| 2025 | Clermont Foundation | GENERAL OPERATING | $50,000 |
| 2025 | Sauerland Foundation | DONATION | $40,000 |
| 2025 | MAJIC Vermont Foundation | General & Unrestricted | $30,000 |
| 2025 | Cottonwood Spring | General support | $30,000 |
Showing 30 most recent of 200 recorded grants.
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Frequently Asked Questions
Who funds Wikimedia Foundation Inc?
Wikimedia Foundation Inc is funded by 191 grantmakers, led by Wikimedia Endowment ($3.1M), George D Smith Fund Inc ($450K), National Philanthropic Trust ($236K). In total, IRS Form 990 filings record $5.4M in grants to Wikimedia Foundation Inc between 2025–2026.
Who is Wikimedia Foundation Inc's largest funder?
Wikimedia Endowment is the largest recorded funder of Wikimedia Foundation Inc, with $3.1M across 1 grant (2025).
How much grant funding has Wikimedia Foundation Inc received?
IRS 990 filings record $5.4M in grants to Wikimedia Foundation Inc across 200 grants from 191 funders between 2025–2026. 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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