Exponent Philanthropy members are eligible for several discounts on GuideStar products.

GuideStar is the largest source of nonprofit information, connecting people and organizations with information on more than 1.8 million IRS-recognized nonprofits. Some 7 million people, including individual donors, nonprofit leaders, grantmakers, government officials, academic researchers, and the media, use GuideStar’s data every year to make intelligent decisions about the social sector.

Charity Check

Using GuideStar Charity Check, you can now conduct pre-grant due diligence in minutes, using the only product in the world that is 100% compliant with all IRS requirements for determining a nonprofit’s  eligibility to receive tax-deductible contributions. Save time and protect your organization or clients from tax penalties by consulting GuideStar Charity Check before you make a grant or advise donors on major gifts.

Members are eligible for 50% off GuideStar Charity Check.
Join today

Pro Search

Do you need nonprofit information? GuideStar has the most comprehensive nonprofit data available. GuideStar Pro Search is a subscription that gives you access to our database of 2.4 million nonprofits (including nearly 1.7 million public charities) and offers a comprehensive advanced search and the ability to download data for your own analysis. It is the most advanced tool for extracting the nonprofit information you need, the way you need it.

Members are eligible for 10-50% off GuideStar Charity Check.
Join today

Nonprofit Compensation Report

The GuideStar Nonprofit Compensation Report remains the only large-scale nonprofit compensation analysis based entirely on IRS data. This authoritative report gives nonprofits the information they need to establish appropriate compensation and demonstrate to grantmakers, oversight agencies, and individual donors that the salaries and benefits they offer are justified.

Members are eligible for 10-50% off GuideStar Charity Check.
Join today

Questions? Contact GuideStar at or 800-421-8656 and mention you’re a member of Exponent Philanthropy.

Not yet an Exponent Philanthropy member? Join today and get access to these discounts and more.