Naveen Jain, serial startup guy and follower of Bill Gates has some database companions. Two are Intelius and Zabasearch.
They are not reliable sources of information:
http://naveenjainwatch.blogspot.com/2012/04/intelius-and-zabasearch-are-unreliable.html
And, if you try to opt-out or get the information corrected, they make you jump through more hoops than Ringling Brothers.