Data / Nonprofits / California / Petaluma / Philanthropy, voluntarism and grantmaking foundations
Philanthropy, voluntarism and grantmaking foundations nonprofits in Petaluma, CA: 19 registered with the IRS
19 philanthropy, voluntarism and grantmaking foundations nonprofits are registered with the IRS in Petaluma, CA, 19 of them 501(c)(3) charities; the 7 that report revenue took in $7.1 million. The largest by revenue: Grantmakers Concerned With Immigrants and Refugees ($6.8 million), Cruisin the Boulevard Inc ($114,700), Community Guild ($73,301).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Grantmakers Concerned With Immigrants and Refugees | 501(c)(3) | 2006 | $6.8 million | $8.7 million | 2024-12 |
| Cruisin the Boulevard Inc | 501(c)(3) | 2005 | $114,700 | $422,863 | 2025-09 |
| Community Guild | 501(c)(3) | 2010 | $73,301 | $156,859 | 2025-12 |
| Georgia Riley Pellkofer Foundation | 501(c)(3) | 2023 | $59,136 | $95,149 | 2025-12 |
| Rip City Riders | 501(c)(3) | 2010 | $54,304 | $819,558 | 2024-12 |
| Friends of the Petaluma Public Library Inc | 501(c)(3) | 1998 | $14,944 | $70,304 | 2025-12 |
| Fabulous Women of Sonoma County | 501(c)(3) | 2012 | $324 | $5,267 | 2025-12 |
| Alvin James Hansen Foundation | 501(c)(3) | 2014 | $8.8 million | 2025-06 | |
| Arntz Family Foundation | 501(c)(3) | 1995 | $9.7 million | 2025-09 | |
| Azaya Ranch Sanctuary | 501(c)(3) | 2009 | $347,505 | 2025-06 | |
| Bellwether Farms Foundation | 501(c)(3) | 2019 | $9,980 | 2024-12 | |
| International Projects Fund | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Kiwanis of Petaluma Foundation | 501(c)(3) | 1998 | $430,076 | 2025-09 | |
| Marmontor Foundation | 501(c)(3) | 2000 | $573,877 | 2022-12 | |
| Nicholson Family Foundation | 501(c)(3) | 1997 | $6.9 million | 2025-12 | |
| Peter T Paul Foundation Inc | 501(c)(3) | 2009 | $5,230 | 2024-12 | |
| Sikora Family Foundation | 501(c)(3) | 2010 | $432,011 | 2025-12 | |
| The Minnie and August@cooke Trust | 501(c)(3) | 2013 | $1.1 million | 2025-12 | |
| Weinreb Pilecki Segal Foundation | 501(c)(3) | 2017 | $883,105 | 2025-12 |
Other causes in Petaluma, CA
- Arts, culture and humanities 50
- Education 47
- Recreation and sports 41
- Religion-related 31
- Human services 21
- Animal-related 19
- Health care 14
- Environment 13
- Community improvement and capacity building 12
- Public and societal benefit 10
- Mental health and crisis intervention 7
- Employment 6
- Youth development 6
- International, foreign affairs and national security 5
- Housing and shelter 5
- Food, agriculture and nutrition 5
- Public safety, disaster preparedness and relief 5
- Crime and legal-related 4
- Diseases, disorders and medical disciplines 3
- Science and technology 3
- Civil rights, social action and advocacy 3
Every nonprofit in Petaluma, CA · Philanthropy, voluntarism and grantmaking foundations nonprofits across the state · Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.