Thank you to our Wikipedia 20th birthday partners
We are so grateful for the humans and brands that have helped make our 20th birthday celebration possible.
Brand collaborators
Media partners
Major donors
- John Abele
- Arcadia, a charitable fund of Lisbet Rausing and Peter Baldwin
- Arnout Schuijff
- Alfred P. Sloan Foundation
- Ellen Koshland
- Siegel Family Endowment
- Thistledown Foundation
Contact us
Questions about the Wikimedia Foundation or our projects? Get in touch with our team.
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