Account and Company settings can be viewed and changed by clicking your name on the top right of your dashboard.
The Preferences option allows you to change settings such as the default URL shortener, compose box view, timezone and language settings, system settings and publishing preferences.
Under the Admin panel of the Settings drop down, you can enter or edit your company details, and set the default URL shortener for all users under your company account.
By clicking your name on the top-right it also allows you to add or update your payment details, and also purchase extras and add-ons.
For more information about these settings, please visit this link.