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Data / Nonprofits / New York / Mamaroneck / Community improvement and capacity building

Community improvement and capacity building nonprofits in Mamaroneck, NY: 8 registered with the IRS

8 community improvement and capacity building nonprofits are registered with the IRS in Mamaroneck, NY, 5 of them 501(c)(3) charities; the 6 that report revenue took in $1.3 million. The largest by revenue: Ypo Manhattan Gold Inc ($393,592), Family Office Principles Inc ($352,000), Pennpac Inc ($320,570).

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Every organization, largest by revenue first

OrganizationTypeSinceRevenueAssetsFiling
Ypo Manhattan Gold Inc501(c)(6)2019$393,592$271,3992025-06
Family Office Principles Inc501(c)(6)2017$352,000$280,4602024-12
Pennpac Inc501(c)(3)2013$320,570$465,2242025-06
Powher New York Inc501(c)(3)2015$146,882$100,9712024-12
Mamaroneck Chamber of Commerce Inc501(c)(6)1978$55,157$35,2652025-12
Anzafrika501(c)(3)2018$29,461$42,0082024-12
Keeseville Community Development Corporation501(c)(3)2017$0$02025-12
New York State Digital Equity Netwo RK Inc501(c)(3)2026$0$02025-12

Other causes in Mamaroneck, NY

Every nonprofit in Mamaroneck, NY · Community improvement and capacity building 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.