I recently had an employee who went rogue and tried to hold my business to ransom by withholding access to works for which he was paid. I understand that I can remove him as a contributer from Netlify, however, would this mean that he could still cause damage from his git hub? I control the access to the Netlify account in his name.
You can remove the team member from the team member page. If they have a GitHub repo linked to a site on your account, you can unlink the GitHub repo by following our docs here: