Hi there, ronel-eloff11-gm.
I'll provide different information about deleting your QuickBooks company.
If one of your QuickBooks Online company is less than 60 days, I'd suggest purging your account. This way, the system deletes all possible data entered into the company, and you're unable to restore or reverse them. Please keep in mind that this process only works for QuickBooks Online Plus, Essentials, and Advanced. Here's how to purge:
However, if your account is 60 days old or older, you'll need to cancel your account to delete your company. This way, you can start a new subscription to create a new company. To cancel your account:
To start a new account:
You can click this article for additional information: Delete your data and start over in QuickBooks Online.
Please refer to this article on how to add multiple companies to your QuickBooks Online account: Create or add another company.
If there's anything you need assistance with. I'm more than happy to help. Have a great day!