The Wikimedia Foundation is a donor-funded, US 501(c)(3) nonprofit organization established in the United States under the US IRS Code Section 501(c)(3). Our tax ID number is 20-0049703. Here, you can read our financial reports and our Form 990s.
2022-2023
- Annual plan
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
2021-2022
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Annual plan
- Form 990
- Form 990 – questions and answers
2020-2021
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Annual plan
- Form 990
- Form 990 – questions and answers
2019-2020
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Annual plan
- Form 990
- Form 990 – questions and answers
2018-2019
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Annual plan
- Form 990
- Form 990 – questions and answers
2017-2018
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Annual plan
- Mid-year review
- Form 990
- Form 990 – questions and answers
2016-2017
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Annual plan
- Mid-year check-in report
- Form 990
- Form 990 – questions and answers
2015-2016
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Annual plan
- Annual plan – questions and answers
- Form 990
- Form 990 – questions and answers
2014-2015
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Mid-year financial statements
- Mid-year financial statements – questions and answers
- Annual plan
- Annual plan – questions and answers
- Form 990
- Form 990 – questions and answers
2013-2014
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Mid-year financial statements
- Mid-year financial statements – questions and answers
- Annual plan
- Annual plan – questions and answers
- Form 990
- Form 990 – questions and answers
2012-2013
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Mid-year financial statements
- Mid-year financial statements – questions and answers
- Annual plan
- Annual plan – questions and answers
- Form 990
- Form 990 – questions and answers
2011-2012
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Mid-year financial statements
- Mid-year financial statements – questions and answers
- Annual plan
- Annual plan – questions and answers
- Form 990
- Form 990 – questions and answers
2010-2011
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Mid-year financial statements
- Mid-year financial statements – questions and answers
- Annual plan
- Annual plan – questions and answers
- Form 990
- Form 990 – questions and answers
2009-2010
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Mid-year financial statements
- Mid-year financial statements – questions and answers
- Annual plan
- Annual plan – questions and answers
- Form 990
- Form 990 – questions and answers
2008-2009
- Annual report
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Mid-year financial statements
- Mid-year financial statements – questions and answers
- Annual plan
- Annual plan – questions and answers
- Form 990
- Form 990 – questions and answers
2007-2008
- Annual report
- Annual report – questions and answers
- Audit Report (full year financial statements, audited by KPMG)
- Audit Report – questions and answers
- Mid-year financial statements
- Mid-year financial statements – questions and answers
- Form 990
- Form 990 – questions and answers
2006-2007
- Audit Report (full year financial statements, audited by Gregory, Sharer & Stuart)
- Audit Report – letter from Board Chair
- Form 990
- Form 990 – questions and answers
2005-2006
- Audit Report (full year financial statements, audited by Gregory, Sharer & Stuart)
- Form 990
Audit Committee
Grant review protocols
- Grants Compliance Team – Protocol for International Grants
- On Site Financial Review Protocol
- On Site Financial Review Summary of Results
- Watchlist Match Protocol
Investment policy
Tax deductibility
Help us unlock the world’s knowledge.
As a nonprofit, Wikipedia and our related free knowledge projects are powered primarily through donations.
Donate now
Contact us
Questions about the Wikimedia Foundation or our projects? Get in touch with our team.
Contact
