Mozilla Foundation
SAN FRANCISCO, CA · Science & Technology
Built from IRS filings (latest Form 990: tax year 2025). Mozilla Foundation has not reviewed or approved this page. Kindora is not affiliated with it.
Mission
MOZILLA FOUNDATION WORKS WITH A BROAD MOVEMENT OF PEOPLE, PROJECTS, AND ORGANIZATIONS TO PROTECT AND IMPROVE THE INTERNET AS A PUBLIC RESOURCE. WE STRIVE TO KEEP THE INTERNET OPEN AND ACCESSIBLE TO ALL, AND TO PROMOTE MORE TRUSTWORTHY TOOLS, INNOVATION, AND PRACTICES ONLINE.
Financials (IRS Form 990)
Source: IRS Form 990, tax year 2025.
Who funds Mozilla Foundation
$11.1M in foundation grants on record from 57 funders — matched from IRS 990 grant line items. Some matches may be approximate.
| Funder | Total given | Grants |
|---|---|---|
| Ford Foundation | $4.2M | 7 |
| Bill & Melinda Gates Foundation | $2.3M | 3 |
| Andrew W Mellon Foundation | $900K | 1 |
| Donor Advised Charitable Giving | $667K | 4 |
| Siegel Family Endowment C/O Lyudmila Koyenova | $500K | 2 |
| Fidelity Investments Charitable Gift Fund | $448K | 4 |
| American Online Giving Foundation | $351K | 5 |
| Internet Society Foundation | $350K | 2 |
| Rockefeller Brothers Fund | $250K | 1 |
| William & Flora Hewlett Foundation | $225K | 1 |
Leadership
MARK SURMAN (Principal officer)
Names of officers and trustees come from the organization's public filings and leave this page when a later filing drops them. If you are named here and object, write to privacy@kindora.co.