6.3 Familiarize Yourself with the
Caution: You are prohibited to operate multiple seller accounts:
“Operating and maintaining multiple Seller Central accounts is prohibited. If you have a legitimate business need for a second account, you can apply for an exception to this policy.” (Source: Prohibited Seller Activities and Actions)
So be sure to set up your account correctly to begin with. If you’re not sure yet of the company name/structure, then maybe leave this until a little later on.