Tides Foundation

A nonprofit organization

Tides is a philanthropic partner and nonprofit accelerator dedicated to building a world of shared prosperity and social justice. Tides works at the nexus of funders, changemakers, and policy to solve society’s toughest problems: equality and human rights; sustainable environment; healthy individuals and communities; and quality education.

 Tides impact solutions include philanthropic giving and grant making, impact investing, fiscal sponsorship for social ventures, collaborative workspaces, and policy initiatives. Tides’ extensive tools and know-how give their partners the freedom to hit the ground running and drive change faster than they can on their own.

Organization Data


Organization name

Tides Foundation

Tax id (EIN)



Education Environment Economic Development


The Presidio P.O. Box 399389
San Francisco, CA 94139‐9389



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