Data / Nonprofits / New York / Williamsville / Philanthropy, voluntarism and grantmaking foundations
Philanthropy, voluntarism and grantmaking foundations nonprofits in Williamsville, NY: 34 registered with the IRS
34 philanthropy, voluntarism and grantmaking foundations nonprofits are registered with the IRS in Williamsville, NY, 34 of them 501(c)(3) charities; the 9 that report revenue took in $11.6 million. The largest by revenue: Jewish Federation of Greater Buffalo Inc ($6.1 million), Episcopal Church Home Foundation of Western New York Inc ($4.1 million), Gateway-Longview Foundation ($1.2 million).
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Every organization, largest by revenue first
Other causes in Williamsville, NY
- Human services 57
- Education 25
- Arts, culture and humanities 20
- Religion-related 18
- Recreation and sports 17
- Housing and shelter 16
- Health care 10
- Community improvement and capacity building 9
- Mutual and membership benefit 8
- Diseases, disorders and medical disciplines 7
- Public and societal benefit 6
- Youth development 5
- Public safety, disaster preparedness and relief 5
- Animal-related 5
- International, foreign affairs and national security 4
- Mental health and crisis intervention 4
- Employment 3
- Crime and legal-related 3
- Environment 3
Every nonprofit in Williamsville, NY · 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.