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Impact100 Sonoma is a women’s philanthropic organization founded in 2009 to support the vital services and programs of nonprofits serving our community. By working together and pooling our resources, we’re helping to build a just and thriving Sonoma Valley.



HEADLINE NEWS

Impact100 Sonoma grants record $365,000 to 16 valley-serving nonprofits!

Cumulative grant total since 2010 exceeds $4.7 million.

Sonoma Family Meal receives multi-year Encore Grant to support its Unity Kitchen.

Read more here.

Find a full listing of our grant recipients here.





SEE

Our Impact

JOIN

Our Mission

DISCOVER

Our Grants

15+

years of

giving

$4.7+ M

to nonprofits serving 

Sonoma Valley 

330+

member donors

and growing





        “Alone we can do so little; together we can do so much.”

          —Helen Keller




Our Grants



GRANTS NEWS



We toasted our 2026 Honorees on April 28 at our Annual Grant Awards Celebration. Our third Encore Grant will go to Sonoma Family Meal.

Read more here.

Find all of the grant recipients here.


Read our latest Grants at Work story: Robert Ferguson Observatory,

an educational resource opening the night sky to everyone.




UPCOMING EVENTS

Event Calendar















   

   

    “Never doubt that a small group of thoughtful,

       committed citizens can change the world.”

      —Margaret Mead 


We celebrate our 2026 Grant Recipients! Click on image to read more.
Alison Thompson, Susie Gallo, and Leslie Blankenship celebrate the Philanos Spotlight Award. Click on image to view video.
Big Reveal at the Annual Members' Meeting 2026
Click on the image to discover our many ways to serve.
Next Up: Robert Ferguson Observatory, May 6

OUR VISION

A just and thriving Sonoma Valley

OUR MISSION

Empowering women of Sonoma Valley to invest in a more sustainable nonprofit community through collective giving and responsible stewardship

Impact100 Sonoma ©2025. All rights reserved



Impact100 Sonoma
P.O. Box 1958
Sonoma, CA 95476
(707) 939-5007
info@impact100sonoma.org


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