Nonprofit screen
Screen a listWikimedia Endowment
Can you give?
Listed with the IRS. Every screen came back clear.
A 501(c)(3) on Publication 78 and the IRS master file.
- IRS listing
- Listed
- Revocation
- None
- IRS files
- Agree
- Sanctions
- No match
- IRS bulletin
- No notice
- California
- Registered
- Charity type
- 509(a)(1)
$33Mrevenue
FY20252 of 2years filed
’24’25
Revenue and spendingRevenueSpending
Against similar nonprofits FY2025
Operating margin83.3%
Months of reserve42.0mo
Revenue growth (annualized)−74.8%
Middle half of peersMedianWikimedia Endowment
Where the money goes FY2025 · $5.6M spent
Programs$3.7M66%Management and general$770k14%Fundraising$1.1M20%990 FY2025 · Part IX line 25
Nothing to check in the filings
In its favor1
Strong governance
11 of 11 board members independent. Conflict-of-interest and whistleblower policies, audited financial statements, board reviews the 990.
990 Part VI36funders
$3.0Ma year, last 3 years
98%from its largest funder
Funder’19’20’21’22’23Mathworks Foundation IncNew in FY2023$100kOlander Family Foundation IncStopped after FY2021$604$312$416–The Anthony a Sirna Foundation IncStopped after FY2020$500$500–Helga Marston FoundationStopped after FY2022$75$156$308–Katz Family FoundationOn and off$500The Matthew Korn and Cynthia Miller Family Foundation IncNew in FY2023$250Donor-advised giftsDonors not disclosed$8.9M6 other fundersUp to $250 a year each$250$104$554
FundedThrough a donor-advised fundStopped