Thanks for coming back for more support, @gallery55. The email you'll get from the billing is an auto-generated. Also, we're unable to provide you with the email address.
You can email our QuickBooks Online Customer Support team instead so you can forward the email you've received. They also have the additional tools that can help you check to verify the name registered on file.
Additionally, our system used the name you entered when you subscribed to us. You may want to update your payment information for your subscription. Here's the link: Update the payment information for your subscription.
Feel free to message again if you have additional concerns. We're always delighted to help.