Thank you for your question and welcome to Just Answer.
A quick way to find out about someone is to do a background check. This site does all the work for you and offers different packages, depending on how much you want to know:
http://www.howtoinvestigate.com/
A cheaper option is here:
http://www.intelligentinvestigations.com/index.php?referral=g107&src=g
You'll need his DOB and perhaps his driver's license number.
Another option is to hire a private investigator. He or she should be able to use their resources to find information pretty quickly. Again, they will tailor it to whatever you want to know.
Here is a list of PIs in your area:
http://www.google.com/maps?hl=en&lr=&q=private+investigators&near=Queens,+NY&sa=X&oi=local&ct=title
Best of luck to you! Please don't forget to "Accept!"
Regards,
Ryan
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