You need to understand your Etsy store its like a physical store, so you need to provide the store info and paypal info the client will see.
So when they buyer "buy" something from your store will see the your store info (Brand name, your name, address, etc..." and your Paypal address (either your name or your company name).
The goal here is to your store works like a normal store, now if you want want to hide info , then Etsy its not the best place to be...