A direct link to a tool which can locate IRS Form 990s for many nonprofit groups. These forms can reveal funding amounts, officers & board members, expenses, and other details about a nonprofit organization.
A national clearinghouse of data on the nonprofit sector in the United States. Important resources include the NCCS Data Archive, the National Taxonomy of Exempt Entities, and the Center on Nonprofits and Philanthropy.
United Way raises and allocates funds to support a network of agencies & services. Also provides information and other resources to nonprofits and the general public.