Portal Owner is the one who assigns user roles and provide access privileges for other users.
The various project roles that can be granted to users are as follows:
Portal Owner (Administrator) is the one who has all the privileges of administrator with additional permission to access upgrade/billing process,change portal url and owner.
Administrator is the one who has all privileges in a portal like adding new projects, folders, add/remove users, add/edit/delete bugs, customize and automate bugs for a project.
A Manager has all privileges at the project level like add new projects, customize and assign bugs, organize documents, add/remove users and manage forums.
Employee is a normal user who works for the project with limited privileges like access to documents, submit and fix bugs, upload documents, in a project, post a topic in forums.
Contractor is the one who works in a project for a specified period of time. After the expiry of the contract period the administrator will revoke their access for the project.
A company or organization for whom the projects are done. Eg : Florence Capital . A user who has access to see the progress of a project from the client company, Eg : firstname.lastname@example.org. Client users can see bugs filed by them / assigned to them, view documents and actively participate in forum discussions.