Black History Month at Tides: Equity In Action

Historian Carter G. Woodson started Negro History Week in 1926 to educate the American people about African-American history and to promote tha... more

Facebook's IPO: Social Network, Meet Social Innovation

Facebook’s initial public offering (IPO)—and the wealth it will soon produce—has been generating considerable buzz among the diverse individual... more

Knowing What You Don't Know: A Case Study in Flexible Leadership

Editor's Note: This post comes from Linda Wood, Senior Director of Leadership and Grantmaking at the Evelyn and Walter Haas, Jr. Fund. The Evel... more

National AIDS Grove has 20th Anniversary

The calm and quiet at the eastern end of the National AIDS Memorial Grove in Golden Gate Park on Monday morning stood in stark contrast to the hubbub...
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Union Square Awards Honors 13 New York City Grassroots Organizations

FOR IMMEDIATE RELEASENovember 17, 2011 Contact: Irini Neofotistos(212) 579-2653ineofotistos@unionsquareawards.org NEW YORK, NY – Thirteen...
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Tides Fellows Program Launched, Three Nonprofit Leaders Selected for Innovative Contributions to the Sector

Tides has launched a new Tides Fellows program focused on research-based approaches to increasing innovation and capacity in the nonprofit and...
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Measuring Collaboration: The Benefits and Impacts of Nonprofit Centers

The first study to measure the economic, environmental, and community impacts of nonprofit centers, Measuring Collaboration reveals the the value of shared workspace for nonprofits and the keys to meaningful impact.  Learn more

TIDINGS: New Year, New Tides

We are so excited to kick off this year with new and exciting programs and initiatives aimed at better supporting our clients, partners and the field. This year we are poised to continue to offer our current services to donors and activists as well as many new opportunities to support social change. We look forward to partnering with you to make 2012 a record year for Tides and the communities we serve.  Learn more

Who We Work With

The Freedom to Focus on Their Mission

The Story of Stuff is building a movement to promote ecological sustainability. We provide the back-office operations that make it possible. more

Announcing #MomentumMag

Momentum magazine

Announcing the launch of Momentum, a new digital magazine that spotlights the world’s leading and emerging social changemakers. 

Browse the launch issue

Connect with Tides

Philanthropy's Promise

Tides Communities

Tides Project Directory

Search through more than 230 nonprofit projects working with Tides and see What's Possible.

Nonprofits Sharing Space & Services

Operated by Tides, Thoreau Centers for Sustainability are green nonprofit centers, and The NonprofitCenters Network is the premiere learning community for sharing space and services. more