An account can have some or many teams. You can manage Teams by viewing the Teams page. You can access to this page by hovering over your username and then click on Admin.
The list of teams you are an owner or member of will show in the list. If you are a Team owner, an edit button will be available for that team in Action column. Clicking on the edit button will allow you to update any information of the team like adding more members, projects, and integrations.
Click the + Team button to create a new team.