Products
Get the nonprofit data and intelligence you need with our industry-leading data services, analysis, APIs, and subscription products.
Learn MoreNonprofit Profiles
Claim and update your FREE GuideStar Nonprofit Profile to amplify your voice and demonstrate your commitment to results.
Update NowResources
Improve your understanding of the nonprofit sector and the organizations that serve the causes you care about.
Explore ResourcesSupport
Do you have questions about GuideStar data, updating your Nonprofit Profile, how to get the most out of our products, or anything else? We're here to help.
Contact SupportFind up-to-date information on thousands of nonprofits including:
What we do
GuideStar is the world's largest source of information on nonprofit organizations.
We envision a nonprofit sector strong enough to tackle the great challenges of our time. GuideStar’s Nonprofit Profiles provide you with the information you need to make smart decisions, build connections, and learn from each other to achieve your missions.
LEARN MORE
Get the most complete, up-to-date nonprofit data available.
"Fundraising is built upon GuideStar.
AmazonSmile, Network for Good and JustGive (just to name a few) are pulling your organization's information from GuideStar ... donations are mailed to the address listed in GuideStar! Nonprofits need to understand the importance of keeping their GuideStar entry current."
We power philanthropy.
Our data is at the heart of 230+ websites, programs, and applications, including:
If you want your nonprofit's most up-to-date info listed on these and other websites, update your GuideStar Nonprofit Profile today.
Fans inclined to make a contribution ... ought to do a little homework before writing out the check.
A good first stop is GuideStar."