Primarily, you will be following this guide.
However, you will make the specific recommendations noted in the guide:
Set up the company to also be on a member plan (so that it's generating a monthly invoice).
Set up the owner or primary employee as the one who has the company plan with a 6-month billing cycle. Every six months, that fee will then be added to the main company invoice.
All other employees can be added with the standard member plan.
Now that everyone is in the space, you can check them in.