How do I find someone's business ownerships?

Ok so there is one character that I am interested in finding out going on for business records. For example I want to know businesses that be owned by this person. I solitary want some basic information for free. I also want to know how to find owners of some businesses using business names. Please oblige me with this and the best answer will achieve 20 points.

Answers: which one 20 gig or 60 see the 20 gig is cheaper