A CharityHowTo Service

Donor Data Clinic

Clean donor data for confident fundraising.

Your donor data is the foundation of every campaign, appeal, and major gift conversation. When it's messy, duplicated, or out of date, everything downstream suffers.

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Donor Data Clinic is a done-for-you service that cleans, deduplicates, and enriches your donor database — so your team can fundraise with confidence.

Built by CharityHowTo, trusted by nonprofits for nearly two decades.

What we do

  • Identify and merge duplicate records
  • Standardize names, addresses, and contact details
  • Flag inactive, deceased, and undeliverable records
  • Return a clean, ready-to-use file to your team