San Francisco, CA

MASQ FOUNDATION

EIN 85-1738862

Community & Economic Development Technology, Research & Civic Innovation

Mission

The MASQ Foundation supports security, privacy, and decentralization for the public good by researching, engineering, and promoting widely accessible open-source technologies that empower individual users and local communities.

IRS-recognized 501(c)(3) private non-operating foundation Contributions are tax-deductible

Claim this page Visit www.masq.foundation

About MASQ FOUNDATION

MASQ Foundation is a U.S. 501(c)(3) private foundation based in San Francisco that focuses on advancing privacy, security, and decentralization through open-source software, documentation, and grantmaking. The organization funds and supports developer-focused programs, fiscal sponsorships for mission-aligned projects, and educational activities intended to expand access to self-custody tools and decentralized protocols. In recent years MASQ has been active as a donor and project supporter (including small grants to established privacy projects) and accepts both fiat and cryptocurrency donations to fund its work.

Notable achievements

Established as a 501(c)(3) private foundation

MASQ transitioned to a recognized 501(c)(3) private foundation to formalize support for open-source privacy and decentralization efforts and to accept tax-deductible contributions.

Financial growth and funding capacity

In recent filings and public profiles the foundation reported multimillion-dollar assets and contributions in the most recent year, enabling it to seed grants and support public-good software development.

Grants to privacy infrastructure projects

Across the last few years the foundation made targeted monetary contributions to established internet-privacy projects and infrastructure efforts, demonstrating a programmatic focus on enabling a more private, decentralized web.

At a glance

Total assets: $3.0M
Tax status: 501(c)(3)Private non-operating foundation
EIN: 85-1738862
Location: San Francisco, CA
Website: www.masq.foundation
On Mahalo since: April 2026

Financial figures from the IRS Business Master File, the IRS’s registry of tax-exempt organizations.

Recognition

Registered U.S. 501(c)(3) private foundation with a published EIN.

Profiled in nonprofit data/filing aggregators based on its Form 990-PF filings.

Accepts and acknowledges on its official site modern donation methods including major cryptocurrencies and ENS-based giving.

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