If you already have an existing watch list and you need to add additional organizations, be sure to add the new organizations to your existing file and re-upload the file. If you upload a new file, the previous list will be overwritten to accommodate the new list.
Sign in to guidestar.org.
Click on your name in the right corner of the home page.
Choose My Account.
Select Manage Watched Organizations under Charity Check.
Upload or replace a file (.csv, .xlx, and .xlsx are acceptable files) with the EIN numbers.