To remove a colleague from your Karbon account, you will need to be an account Admin.
On the main menu, click Settings > Colleagues and then select the colleague you'd like to remove.
You'll then see the colleague's profile.
Click on Archive User.
Choose the colleague who will own the removed colleague's assignments.
and click Archive User & Reassign Items.
The colleague will be removed from your Karbon account.
Important Note: follow these steps if you'd like to ensure there's a proper handover between a colleague leaving and a colleague entering the company.