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DonorSearch vs Windfall Data
Offer
No offer right now
No offer right now
Focus
Nonprofit Donor Management
Data Enrichment APIs
Product
Prospect research and donor analytics platform for nonprofits identifying potential major gift donors.
Wealth intelligence and prospect research for nonprofits and enterprises.
Headquarters
Marriottsville, Maryland
San Francisco, California
Company size
51-200 employees
51-200 employees
Free options
Free trial
Free plan
Source updated
Nov 2, 2026
Nov 2, 2026
Capabilities
Plan capabilities
Integrations
Buyer fit
Best for
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Security and switching
Security reviews
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Case studies and sources
Case studies
Customer evidence
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Nonprofit Donor Management
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