Sign In to Dossier

Follow the instructions below to sign in to your Interfolio account at

Receive a message: "An account with this email already exists"

If you get a message that "an account with this email already exists" when you try to create an account by clicking the "Sign Up" button, you probably have an existing Interfolio account you have forgotten about.

In that case, you will need to follow the instructions here.

There are a number of ways to get to the sign in page; from our home page, a search engine etc.

-Sign in- Use Any Method Below to Sign-in.

-or- To sign in through your institution:

Click the "Partner Institution" button

Go to and click the blue "Sign In" button
Search for or select your institution from the dropdown and click "Sign In"