If you want to delete any wrongly subscribed company or any unused subscribed company, Simply, you'll see the "Company" tab in the left-side menu, click on tab and delete the particular company from your list of "company name".
If by mistake you have subscribed a company and you do not require the same, you can delete it and get the credit back.But, it has to be unused. If you have made even 1 transaction transfer from Suvit to tally, it will not be deleted.For deleting a company, go to "My company" in your Suvit web login, then look for the company you want to delete, in the last there will be an option of delete under "Action" column, refer the below image: