To change your company details, follow these steps:
Log in to your account.
Click on your initials in the top right hand corner.
From the dropdown, select Account.
On the Account Details screen, scroll down and look for Company towards the bottom of the page.
Click Change Company Details.
It will now be possible to change the existing company name. You can delete this and enter the new details.
Click Save to make the change, or Cancel to return to the previous details.