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Companies Research Guide

Non-profit search tools

Charity Navigator

  • Search by charity or cause


Nonprofit Explorer

  • Maintained by the non-profit news agency, ProPublica

The 990 form

Types of 990s

  • Includes versions such as 990, 990-EZ, 990-N based on gross receipts.

990 forms and instructions

  • From the U.S. Internal Revenue Service.

California's Registry of Charitable Trusts

  • Includes 990s and founding documents

990 Finder

  • From the Foundation Center