What is the most logical next event?

How to verify a social security number
Find and use an authorized ssa agent on the internet such as idvalidation http: // www.idvalidation.com/services. Asp? Service=1 to avoid direct ssa enrollment.
You must be an employer with a valid employer identification number (ein). In order to get an ein, you need to contact the irs.
Or enroll with the ssa by meeting the eligibility criteria for using cbsv. This is federal form ssa-200.