You can create various accounts for Presenter: private, school or management.
Creating a private account
You can create a new account on account.prowise.com/register
Creating a school and (potentially) a management account
For a school account and possibly a management account, you can create a ticket or send an e-mail to firstname.lastname@example.org.
Mention in your message the desired name of the package and which account is to be the administrator. This account must be an active Prowise account. You can create an account here: https://account.prowise.com/register/
More information can be found in Manual Administration Module