|Login, click on Signing Central. Upper right blue button "add a company".|
You'll need name, address, ph & fax #, URL... some other stuff maybe...don't remember.
BUT be sure to carefully follow the directions to ADD ALL STATES or few will see your warning.
Even if it's a local or regional co. now...they tend to go national at some point, but will only be seen by the states that YOU said when you listed it. That's been a big problem here for quite a while.