Yes, you have two choices for this:

  1. Your website developer can use our API that allows attendees to log in with an existing account. If you would like to do this, please create a support ticket at the top of this page well before your event so the integration can be completed in due time.
  2. If you already have your attendee's account details ready to import, you can view this article to find out how to import those details in bulk.