It would reduce confusion and free users from dealing with irrelevant company files in the account if you had the option to delete a company file, PCTW.
While QuickBooks Online (QBO) does not allow you to remove or hide them from the login screen, having this capability would make the platform more user-friendly, secure, and efficient, especially for users working for multiple companies.
I suggest providing feedback so our engineers will know the importance and benefit of this feature for the business. Sharing your thoughts helps our team better understand user needs and can influence future updates to enhance your experience. To do so, you can follow the steps below:
- Go to the Gear icon and select Feedback.

- Type in your comments or product suggestions.
- Click Next to submit feedback.
If you need to change some information about your company, use this article for your reference: Change your business name, contact info, or EIN.
Another important point is that, in case the company file that you want to delete contains important data, you can save and export them to access the information anytime. I've got this for you: Export Your QuickBooks Online Data.
Let us know if you have any other questions or additional details you have in mind regarding your company file. Your input is valuable and we're here to assist you in making QuickBooks work better for your business.