Thank you for your email and great question!
Just to understand that we are talking about the same thing; there is the wallee account and the wallee space details that you can edit.
For your wallee space: go in your space, click on the info button in the menu bar at the top and then the edit button to edit these details.
For your wallee account: edit in your billing details.
To look at your issue specifically, please send us an email at firstname.lastname@example.org