Research and verify nonprofits
Search, analyze, confirm.
What are the data points and insights you need to move forward?
Premium online tool
GuideStar Pro
Find, research, and analyze millions of nonprofits
GuideStar Pro offers insight into the entire landscape of nonprofits in the United States. Search for and analyze individual organizations or a cohort—GuideStar Pro helps you analyze the field.
Free online tool
GuideStar Search
Search free information on nonprofits
Not ready to subscribe to GuideStar Pro? GuideStar Search allows you to search for nonprofits and analyze the field with a smaller set of filters.
Tax forms
990 Finder
Access IRS Forms 990 online
Sometimes, you just need to find a single tax form. Search for 990s by organization, location, EIN.
Verification and due diligence
GuideStar Charity Check
Confirm a nonprofit's eligibility for grants and contributions
GuideStar Charity Check makes pre-grant due diligence easy. Instantly look up a nonprofit to check their eligibility to receive tax-deductible contributions, and save reports or get automated alerts as you go.
That's not all. Here are more resources for improving your skills:
- GuideStar Custom Data Services Work with our team of experts to get the nonprofit data and intelligence you need tailored to your specifications. Our reputable nonprofit information comes from more than eight sources and is based on 25 years of historical data. Learn how