American Institute of Philanthropy
- a nonprofit charity watchdog and information service that aims to maximize
the effectiveness of every dollar contributed to charity by providing donors
with the information they need to make more informed giving decisions. They
offer a Charity Rating Guide
that describes their charity rating scale.
Charity Navigator - America’s
premiere independent charity evaluator, works to advance a more efficient
and responsive philanthropic marketplace by evaluating the financial health
of America’s largest charities.