From public IRS filings

WIKIMEDIA FOUNDATION ORG

SAN FRANCISCO, CA · Education

EIN (Tax ID): 20-0049703Latest Form 990: 2025IRS ruling year: 2005Find their 990 filing →

Mission

THE MISSION OF THE WIKIMEDIA FOUNDATION IS TO EMPOWER AND ENGAGE PEOPLE AROUND THE WORLD TO COLLECT AND DEVELOP EDUCATIONAL CONTENT UNDER A FREE LICENSE OR IN THE PUBLIC DOMAIN AND TO DISSEMINATE IT EFFECTIVELY AND GLOBALLY. (SEE SCHEDULE O)IN COORDINATION WITH A NETWORK OF INDIVIDUAL VOLUNTEERS AND OUR INDEPENDENT MOVEMENT ORGANIZATIONS, INCLUDING RECOGNIZED CHAPTERS, THEMATIC ORGANIZATIONS, USER GROUPS, AND PARTNERS, 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. THE FOUNDATION WILL MAKE AND KEEP USEFUL INFORMATION FROM ITS PROJECTS AVAILABLE ON THE INTERNET FREE OF CHARGE, IN PERPETUITY.

Financials (IRS Form 990)

Total revenue
$185.4M
Total expenses
$178.6M
Total assets
$286.8M

Source: IRS Form 990, tax year 2025.

Who funds WIKIMEDIA FOUNDATION ORG

$56.5M in foundation grants on record from 231 funders — from IRS 990 grant line items.

Leadership

JAIME VILLAGOMEZ (Principal officer)

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