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Governance Register
US nonprofit · EIN 873024488 · San Francisco, CAiSource and licenceOrganisation record IRS Exempt Organizations Business Master File (EIN 873024488) - NTEE activity code, address.Board and officers IRS Form 990 annual filings, Part VII (directors, trustees, officers, key employees), read year by year to observe time served.Latest return IRS Form 990 series e-file data - 990 for the year to 30 June 2025: assets, liabilities, staff, website, telephone, pay.Principal officer IRS Form 990-N (e-Postcard) - principal officer named for tax year 2022.2026 return IRS e-file (TEOS) 2026 release: 990 for the year to 30 June 2025.Deductibility IRS Publication 78 data (code PC), downloaded 18 October 2026.State registers Colorado Secretary of State (17 October 2026).Licence US Federal Government public domain.How we handle data

Wikimedia Endowment's network

14 peopleExplore in 3DiThe large node is Wikimedia Endowment. The map shows the people and organisations in the public record, two steps out at most. Hover a node to focus its connections; click one to open it.

Officers and directors

14 listediThe register holds no board history for this organisation, so this is the roster from its newest return: Form 990 Part VII, year to 30 June 2025 (IRS e-file, 2026 release). Titles are as filed; the IRS publishes no person identifier.
NameTitle as filedHours a weekPay from the organisation
Annette Campbell-WhiteChair3
Alexander M Farman-FarmaianDirector1
Doron WeberDirector2
Jimmy WalesDirector1
Laura DuchateletDirector1
Lisa LewinDirector1
Mayree ClarkDirector2
Michael KimDirector1
Patricio LorenteDirector1
Peter BaldwinDirector1
Phoebe AyersDirector2
Charles RoslofSecretary1
Dhaval PatelTreasurer28
Lisa SeitzPresident12

Colorado roster

16 listediOfficers, directors and trustees from the latest filing with the Colorado Secretary of State (document 20263004488). Titles are as filed; some entries are registered agents or custodians of records rather than board members. Source: data.colorado.gov, public domain.
NameTitle as filed
Phoebe AyersBoard Member
Dhaval PatelTreasurer
Dhaval Patel
Annette Campbell-WhiteBoard Member
Doron WeberBoard Member
Lisa LewinCEO & Board Member
Patricio LorenteBoard Member
Laura DuchateletDirector
Michael KimBoard Member
Stephen LaporteSecretary
Mayree ClarkDirector
Jimmy WalesBoard Chair
Alexander Farman-FarmaianBoard Member
Lisa Seitz-GruwellPresident
Peter BaldwinBoard Member
Lisa SeitzPresident

About

Legal name
Wikimedia Endowment
EIN
873024488
Address
1 Sansome St Ste 1895, San Francisco, CA, 94104-4432
State
California
Mission
The mission of the wikimedia endowment is to act as a permanent fund that can support in perpetuity the operations and activities of current and future wikimedia projects, which are projects that are approved by and advance the purposes of the wikimedia foundation or its successor if the wikimedia foundation ceases to exist. It aims to create a solid financial foundation for the future of... (as filed on the Form 990)
Activity (NTEE)
T30 Philanthropy, voluntary services and grantmaking
IRS classification
501(c)03 (tax-exempt under section 501(c)(3) where shown)
Classified purpose
Philanthropy, Voluntarism & Grantmaking Foundations
Size band
9 (IRS master file code)
IRS ruling date
1 June 2022
Status
Code 01 (unconditional exemption)
IRS Publication 78
PC (contributions deductible)
Principal officer
Lisa Seitz Gruwell (Form 990-N, tax year 2022)

Latest return

year to 30 June 2025iFigures from the newest Form 990 or 990-EZ in the IRS e-file releases of 2025 and 2026, for the year ending 30 June 2025. US dollars, as filed.
Total assets
$170.1m
Net assets or fund balances
$169.4m
Employees
0

State registration

1 entityiBusiness-entity registers published by US states. These records are matched to this organisation by name and state, not by EIN, and are labelled as likely matches. Street addresses are not shown.
Wikimedia Endowment likely matchiMatched by exact name and state (and ZIP where shown). State registers do not publish EINs, so this is not a confirmed match. Source: Colorado Secretary of State (CDOS), business entities (data.colorado.gov 4ykn-tg5h). Licence: public domain. Data last fetched 18 October 2026.
State
Colorado
Entity type
nonprofit corporation
Status
Good Standing
Formed
12 February 2026
Registered agent
Colorado Registered Agents Inc (city and state not held)

This register does not publish officers or directors.