EIN 20-0049703

Wikimedia Foundation (WMF)

IRS 501(c) type
Num. employees
Year formed
Most recent tax filings
Wikimedia Foundation is a nonprofit charitable organization dedicated to encouraging the growth, development and distribution of free, multilingual, educational content to the public free of charge.
Total revenues
Total expenses
Total assets
Num. employees

Program areas at WMF

Our core functions include support for wikipedia.org and the otherwikimedia websites, which together are one of the world's mostpopular web properties, and the world's largest collaborative freeknowledge project. The Wikimedia Foundation provides the serversand electricity needed to keep the websites running, along withdedicated technical resources to build, improve, and maintain thetechnical infrastructure of Wikimedia projects. These ongoingengineering efforts and product improvements require research anddesign work, as well as legal support. All of this allows for thebest experience for our readers and volunteer community, ensuringusers continue to access, contribute to and grow the world'slargest online free knowledge resource.
The Wikimedia Foundation grantmaking and program developmentactivities focuses on growing Wikimedia in various regions aroundthe world and expanding diversity within the contributor base.these programs and efforts directly support contributors throughgrants for projects, programs, and campaigns by individuals andorganizations. Grantmaking and program development activities alsostrives to further the missions of Wikimedia, such as open accessand education, through programs like our global educationprogram, as well through worldwide program evaluation, research,and global communications. Because openness and inclusivity arekey to the success of the Wikimedia projects, grantmaking anddevelopment aim to broaden the diversity of voices and expand thereach of our projects to diverse individuals and groups aroundthe world.

Grants made by WMF

GranteeGrant descriptionAmount
Tides FoundationTo Support Work To Further Mission.$516,650
Wiki EducationTo Support Work To Further Mission.$500,000
Art Plus FeminismTo Support Work To Further Mission.$337,527
...and 17 more grants made

Who funds Wikimedia Foundation (WMF)

Grants from foundations and other nonprofits
Tides FoundationHealthy Individuals and Communities$3,025,000
Fidelity Investments Charitable Gift FundFor Grant Recipient's Exempt Purposes$2,826,408
American Online Giving FoundationGeneral Support$2,564,253
...and 288 more grants received totalling $16,578,378

Personnel at WMF

Jaime VillagomezChief Financial Officer$386,433
Nadee GunasenaChief of Staff and Director of Executive Communications
Brandon BlackPrincipal Site Reliability Engineer / Engineering Manager
Daniel KinzlerPrincipal Software Engineer Contractor
Moriel SchottlenderPrincipal System Architect / Senior Software Engineer
...and 37 more key personnel

Financials for WMF

RevenuesFYE 06/2022
Total grants, contributions, etc.$164,242,380
Program services$0
Investment income and dividends$3,156,584
Tax-exempt bond proceeds$0
Royalty revenue$1,500,000
Net rental income$0
Net gain from sale of non-inventory assets$-1,591,218
Net income from fundraising events$-500
Net income from gaming activities$0
Net income from sales of inventory$120,344
Miscellaneous revenues$483,526
Total revenues$167,911,116

Form 990s for WMF

Fiscal year endingDate received by IRSFormPDF link
2022-062023-05-04990View PDF
2021-062022-07-18990View PDF
2020-062021-05-18990View PDF
2019-062021-01-27990View PDF
2018-062019-10-12990View PDF
...and 8 more Form 990s
Data update history
May 6, 2023
Received grants
Identified 2 new grant, including a grant for $8,398 from Jewish Community Federation and Endowment Fund
February 3, 2023
Posted financials
Added Form 990 for fiscal year 2021
October 3, 2022
Updated personnel
Identified 71 new personnel
August 3, 2022
Received grants
Identified 28 new grant, including a grant for $899,670 from PayPal Giving Fund
October 3, 2021
Received grants
Identified 40 new grant, including a grant for $2,048,677 from American Online Giving Foundation
Nonprofit Types
Business and community development organizationsSchoolsAdult education providersResearch centersCharities
Science and technologyEducation
Conducts researchLobbyingFundraising eventsOperates internationallyNational levelCommunity engagement / volunteeringTax deductible donations
General information
1 Montgomery St Suite 1600
San Francisco, CA 94104
Metro area
San Francisco-Oakland-Berkeley, CA
San Francisco County, CA
Website URL
(415) 839-6885
Twitter profile
IRS details
Fiscal year end
Taxreturn type
Form 990
Year formed
Eligible to receive tax-deductible contributions (Pub 78)
NTEE code, primary
B60: Adult, Continuing Education
NAICS code, primary
5112: Software Publishers
Parent/child status
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