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