Each business will have its own Hubspot account. So the client would add you as a user to their account once it's setup and you will then see a menu which allows your account to access both the client account(s) and yours.
Each business will have its own Hubspot account. So the client would add you as a user to their account once it's setup and you will then see a menu which allows your account to access both the client account(s) and yours.