The Company ID (Company Identification Code) is the code name that the company or user uses to access their DANAConnect account. Ex: danaconnect
The User Name is the one that identifies each of the people or departments that will have access to the platform.
DANAConnect can create an alternate email address for your conversation. The email will be send on behalf of your original email address. Just check the "Use alternate address" box in the email editor window